metric_name type labels help buckets file batch_exchange_recv_row_number counter Total number of row that have been received from upstream source src/batch/src/monitor/stats.rs batch_heartbeat_worker_num gauge Total number of heartbeat worker for batch tasks. src/batch/src/monitor/stats.rs batch_row_seq_scan_next_duration histogram Time spent deserializing into a row in cell based table. src/batch/src/monitor/stats.rs batch_spill_read_bytes counter Total bytes of requests read from spill files src/batch/src/monitor/stats.rs batch_spill_write_bytes counter Total bytes of requests write to spill files src/batch/src/monitor/stats.rs batch_task_num gauge Number of batch task in memory src/batch/src/monitor/stats.rs compute_batch_total_mem gauge Total number of memory usage for batch tasks. src/batch/src/monitor/stats.rs user_compute_error_cnt counter error_type,executor_name,fragment_id Compute errors in the system, queryable by tags src/common/metrics/src/error_metrics.rs user_sink_error_cnt counter error_type,sink_id,sink_name,fragment_id Sink errors in the system, queryable by tags src/common/metrics/src/error_metrics.rs user_source_error_cnt counter error_type,source_id,source_name,fragment_id Source errors in the system, queryable by tags src/common/metrics/src/error_metrics.rs aws_sdk_retry_counts counter Total number of aws sdk retry happens src/common/metrics/src/lib.rs connection_count gauge connection_type,uri The number of current existing connection src/common/metrics/src/monitor/connection.rs connection_create_rate counter connection_type,uri Rate on creating new connection src/common/metrics/src/monitor/connection.rs connection_err_rate counter connection_type,uri Error rate on creating new connection src/common/metrics/src/monitor/connection.rs connection_io_err_rate counter connection_type,uri,op_type,error_kind IO err rate of a connection src/common/metrics/src/monitor/connection.rs connection_read_rate counter connection_type,uri Read rate of a connection src/common/metrics/src/monitor/connection.rs connection_reader_count gauge connection_type,uri The number of current existing reader src/common/metrics/src/monitor/connection.rs connection_write_rate counter connection_type,uri Write rate of a connection src/common/metrics/src/monitor/connection.rs connection_writer_count gauge connection_type,uri The number of current existing writer src/common/metrics/src/monitor/connection.rs process_cpu_core_num gauge Cpu core num. src/common/metrics/src/monitor/process.rs process_cpu_seconds_total counter Total user and system CPU time spent in seconds. src/common/metrics/src/monitor/process.rs process_resident_memory_bytes gauge Resident memory size in bytes. src/common/metrics/src/monitor/process.rs process_virtual_memory_bytes gauge Virtual memory size in bytes. src/common/metrics/src/monitor/process.rs backfill_rate_limit_bytes gauge table_id backfill rate limit bytes per second src/common/rate_limit/src/lib.rs stream_exchange_frag_send_size counter up_fragment_id,down_fragment_id Total size of messages that have been send to downstream Fragment src/compute/src/rpc/service/stream_exchange_service/metrics.rs connector_sink_rows_received counter actor_id,connector_type,sink_id,sink_name Number of rows received by sink src/connector/src/sink/mod.rs iceberg_partition_num gauge actor_id,sink_id,sink_name The partition num of iceberg partition writer src/connector/src/sink/mod.rs iceberg_position_delete_cache_num gauge actor_id,sink_id,sink_name The delete cache num of iceberg position delete writer src/connector/src/sink/mod.rs iceberg_rolling_unflushed_data_file gauge actor_id,sink_id,sink_name The unflushed data file count of iceberg rolling writer src/connector/src/sink/mod.rs iceberg_snapshot_num gauge sink_name,catalog_name,table_name The snapshot number of iceberg table src/connector/src/sink/mod.rs iceberg_write_bytes counter actor_id,sink_id,sink_name The write bytes of iceberg writer src/connector/src/sink/mod.rs iceberg_write_latency histogram actor_id,sink_id,sink_name The latency of iceberg writer src/connector/src/sink/mod.rs iceberg_write_qps counter actor_id,sink_id,sink_name The qps of iceberg writer src/connector/src/sink/mod.rs log_store_first_write_epoch gauge actor_id,sink_id,sink_name The first write epoch of log store src/connector/src/sink/mod.rs log_store_latest_read_epoch gauge actor_id,connector,sink_id,sink_name The latest read epoch of log store src/connector/src/sink/mod.rs log_store_latest_write_epoch gauge actor_id,sink_id,sink_name The latest write epoch of log store src/connector/src/sink/mod.rs log_store_read_bytes counter actor_id,connector,sink_id,sink_name Total size of chunks read by log reader src/connector/src/sink/mod.rs log_store_read_rows counter actor_id,connector,sink_id,sink_name The read rate of rows src/connector/src/sink/mod.rs log_store_reader_wait_new_future_duration_ns counter actor_id,connector,sink_id,sink_name Accumulated duration of LogReader to wait for next call to create future src/connector/src/sink/mod.rs log_store_write_rows counter actor_id,sink_id,sink_name The write rate of rows src/connector/src/sink/mod.rs sink_commit_duration histogram actor_id,connector,sink_id,sink_name Duration of commit op in sink src/connector/src/sink/mod.rs iceberg_read_bytes counter table_name Total size of iceberg read requests src/connector/src/source/iceberg/metrics.rs iceberg_source_delete_files_per_data_file histogram source_id,source_name,table_name Number of delete files attached per data file scan task src/connector/src/source/iceberg/metrics.rs iceberg_source_delete_rows_applied_total counter table_name,delete_type Total rows removed by delete processing src/connector/src/source/iceberg/metrics.rs iceberg_source_file_read_duration_seconds histogram table_name Per-file read duration src/connector/src/source/iceberg/metrics.rs iceberg_source_files_discovered_total counter source_id,source_name,table_name,file_type Total number of files discovered per scan src/connector/src/source/iceberg/metrics.rs iceberg_source_files_read_total counter table_name,file_type Total files read from Iceberg source src/connector/src/source/iceberg/metrics.rs iceberg_source_inflight_file_count gauge source_id,source_name,table_name Number of files currently being fetched by the active reader src/connector/src/source/iceberg/metrics.rs iceberg_source_list_duration_seconds histogram source_id,source_name,table_name Time spent planning files from a snapshot src/connector/src/source/iceberg/metrics.rs iceberg_source_rows_read_total counter table_name Total rows read from Iceberg source src/connector/src/source/iceberg/metrics.rs iceberg_source_scan_errors_total counter source_id,source_name,table_name,error_type Total number of scan errors categorized by error type src/connector/src/source/iceberg/metrics.rs iceberg_source_snapshot_lag_seconds gauge source_id,source_name,table_name Lag between latest available snapshot and last ingested snapshot in seconds src/connector/src/source/iceberg/metrics.rs iceberg_source_snapshots_discovered_total counter source_id,source_name,table_name Total number of snapshots discovered via incremental scan src/connector/src/source/iceberg/metrics.rs rdkafka__avg gauge id,client_id,broker,topic Average value src/connector/src/source/kafka/stats.rs rdkafka__cnt gauge id,client_id,broker,topic Count of values src/connector/src/source/kafka/stats.rs rdkafka__hdrsize gauge id,client_id,broker,topic Size of the histogram header src/connector/src/source/kafka/stats.rs rdkafka__max gauge id,client_id,broker,topic Maximum value src/connector/src/source/kafka/stats.rs rdkafka__min gauge id,client_id,broker,topic Minimum value src/connector/src/source/kafka/stats.rs rdkafka__out_of_range gauge id,client_id,broker,topic Out of range values src/connector/src/source/kafka/stats.rs rdkafka__p50 gauge id,client_id,broker,topic 50th percentile src/connector/src/source/kafka/stats.rs rdkafka__p75 gauge id,client_id,broker,topic 75th percentile src/connector/src/source/kafka/stats.rs rdkafka__p90 gauge id,client_id,broker,topic 90th percentile src/connector/src/source/kafka/stats.rs rdkafka__p95 gauge id,client_id,broker,topic 95th percentile src/connector/src/source/kafka/stats.rs rdkafka__p99 gauge id,client_id,broker,topic 99th percentile src/connector/src/source/kafka/stats.rs rdkafka__p99_99 gauge id,client_id,broker,topic 99.99th percentile src/connector/src/source/kafka/stats.rs rdkafka__stddev gauge id,client_id,broker,topic Standard deviation src/connector/src/source/kafka/stats.rs rdkafka__sum gauge id,client_id,broker,topic Sum of values src/connector/src/source/kafka/stats.rs rdkafka_broker_buf_grow gauge id,client_id,broker,state Number of times the broker's input buffer has been reallocated src/connector/src/source/kafka/stats.rs rdkafka_broker_connects gauge id,client_id,broker,state Number of connection attempts src/connector/src/source/kafka/stats.rs rdkafka_broker_disconnects gauge id,client_id,broker,state Number of disconnects src/connector/src/source/kafka/stats.rs rdkafka_broker_outbuf_cnt gauge id,client_id,broker,state Number of messages waiting to be sent to broker src/connector/src/source/kafka/stats.rs rdkafka_broker_outbuf_msg_cnt gauge id,client_id,broker,state Number of messages waiting to be sent to broker src/connector/src/source/kafka/stats.rs rdkafka_broker_req gauge id,client_id,broker,state,type Number of requests in flight src/connector/src/source/kafka/stats.rs rdkafka_broker_req_timeouts gauge id,client_id,broker,state Number of request timeouts src/connector/src/source/kafka/stats.rs rdkafka_broker_rx gauge id,client_id,broker,state Number of received messages src/connector/src/source/kafka/stats.rs rdkafka_broker_rx_bytes gauge id,client_id,broker,state Number of received bytes src/connector/src/source/kafka/stats.rs rdkafka_broker_rx_corriderrs gauge id,client_id,broker,state Number of received messages with invalid correlation id src/connector/src/source/kafka/stats.rs rdkafka_broker_rx_errs gauge id,client_id,broker,state Number of failed received messages src/connector/src/source/kafka/stats.rs rdkafka_broker_rx_idle gauge id,client_id,broker,state Number of idle receive connections src/connector/src/source/kafka/stats.rs rdkafka_broker_rx_partial gauge id,client_id,broker,state Number of partial messages received src/connector/src/source/kafka/stats.rs rdkafka_broker_state_age gauge id,client_id,broker,state Age of the broker state in seconds src/connector/src/source/kafka/stats.rs rdkafka_broker_tx gauge id,client_id,broker,state Number of transmitted messages src/connector/src/source/kafka/stats.rs rdkafka_broker_tx_bytes gauge id,client_id,broker,state Number of transmitted bytes src/connector/src/source/kafka/stats.rs rdkafka_broker_tx_errs gauge id,client_id,broker,state Number of failed transmitted messages src/connector/src/source/kafka/stats.rs rdkafka_broker_tx_idle gauge id,client_id,broker,state Number of idle transmit connections src/connector/src/source/kafka/stats.rs rdkafka_broker_tx_retries gauge id,client_id,broker,state Number of message retries src/connector/src/source/kafka/stats.rs rdkafka_broker_waitresp_cnt gauge id,client_id,broker,state Number of requests waiting for response src/connector/src/source/kafka/stats.rs rdkafka_broker_waitresp_msg_cnt gauge id,client_id,broker,state Number of messages waiting for response src/connector/src/source/kafka/stats.rs rdkafka_broker_wakeups gauge id,client_id,broker,state Number of wakeups src/connector/src/source/kafka/stats.rs rdkafka_broker_zbuf_grow gauge id,client_id,broker,state Number of times the broker's output buffer has been reallocated src/connector/src/source/kafka/stats.rs rdkafka_consumer_group_assignment_size gauge id,client_id,state Number of assigned partitions src/connector/src/source/kafka/stats.rs rdkafka_consumer_group_rebalance_age gauge id,client_id,state Age of the last rebalance in seconds src/connector/src/source/kafka/stats.rs rdkafka_consumer_group_rebalance_cnt gauge id,client_id,state Number of rebalances src/connector/src/source/kafka/stats.rs rdkafka_consumer_group_state_age gauge id,client_id,state Age of the consumer group state in seconds src/connector/src/source/kafka/stats.rs rdkafka_top_age gauge id,client_id Age of the topic metadata in milliseconds src/connector/src/source/kafka/stats.rs rdkafka_top_metadata_cache_cnt gauge id,client_id Number of entries in the metadata cache src/connector/src/source/kafka/stats.rs rdkafka_top_msg_cnt gauge id,client_id Number of messages in all topics src/connector/src/source/kafka/stats.rs rdkafka_top_msg_max gauge id,client_id Maximum message size in all topics src/connector/src/source/kafka/stats.rs rdkafka_top_msg_size gauge id,client_id Size of messages in all topics src/connector/src/source/kafka/stats.rs rdkafka_top_msg_size_max gauge id,client_id Maximum message size in all topics src/connector/src/source/kafka/stats.rs rdkafka_top_replyq gauge id,client_id Number of replies waiting to be served src/connector/src/source/kafka/stats.rs rdkafka_top_rx gauge id,client_id Number of received messages src/connector/src/source/kafka/stats.rs rdkafka_top_rx_bytes gauge id,client_id Number of received bytes src/connector/src/source/kafka/stats.rs rdkafka_top_rx_msgs gauge id,client_id Number of received messages src/connector/src/source/kafka/stats.rs rdkafka_top_rx_msgs_bytes gauge id,client_id Number of received bytes src/connector/src/source/kafka/stats.rs rdkafka_top_simple_cnt gauge id,client_id Number of simple consumer queues src/connector/src/source/kafka/stats.rs rdkafka_top_time gauge id,client_id Wall clock time in seconds since the epoch src/connector/src/source/kafka/stats.rs rdkafka_top_ts gauge id,client_id librdkafka's internal monotonic clock (microseconds) src/connector/src/source/kafka/stats.rs rdkafka_top_tx gauge id,client_id Number of transmitted messages src/connector/src/source/kafka/stats.rs rdkafka_top_tx_bytes gauge id,client_id Number of transmitted bytes src/connector/src/source/kafka/stats.rs rdkafka_top_tx_msgs gauge id,client_id Number of transmitted messages src/connector/src/source/kafka/stats.rs rdkafka_top_tx_msgs_bytes gauge id,client_id Number of transmitted bytes src/connector/src/source/kafka/stats.rs rdkafka_topic_metadata_age gauge id,client_id,topic Age of the topic metadata in milliseconds src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_acked_msgid gauge id,client_id,topic,partition Acknowledged message ID src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_app_offset gauge id,client_id,topic,partition Last acknowledged offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_committed_offset gauge id,client_id,topic,partition Last committed offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_consumer_lag gauge id,client_id,topic,partition Consumer lag src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_consumer_lag_store gauge id,client_id,topic,partition Consumer lag stored src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_eof_offset gauge id,client_id,topic,partition Last offset in broker log src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_fetchq_cnt gauge id,client_id,topic,partition Number of messages in the fetch queue src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_fetchq_size gauge id,client_id,topic,partition Size of messages in the fetch queue src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_hi_offset gauge id,client_id,topic,partition High offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_lo_offset gauge id,client_id,topic,partition Low offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_msgq_bytes gauge id,client_id,topic,partition Size of messages in the producer queue src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_msgq_cnt gauge id,client_id,topic,partition Number of messages in the producer queue src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_msgs gauge id,client_id,topic,partition Number of messages in partition src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_msgs_inflight gauge id,client_id,topic,partition Number of messages in-flight src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_next_ack_seq gauge id,client_id,topic,partition Next ack sequence number src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_next_err_seq gauge id,client_id,topic,partition Next error sequence number src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_next_offset gauge id,client_id,topic,partition Next offset to query src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_query_offset gauge id,client_id,topic,partition Current query offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_rx_ver_drops gauge id,client_id,topic,partition Number of received messages dropped due to version mismatch src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_rxbytes gauge id,client_id,topic,partition Number of received bytes src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_rxmsgs gauge id,client_id,topic,partition Number of received messages src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_stored_offset gauge id,client_id,topic,partition Last stored offset src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_txbytes gauge id,client_id,topic,partition Number of transmitted bytes src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_txmsgs gauge id,client_id,topic,partition Number of transmitted messages src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_xmit_msgq_bytes gauge id,client_id,topic,partition Size of messages in the transmit queue src/connector/src/source/kafka/stats.rs rdkafka_topic_partition_xmit_msgq_cnt gauge id,client_id,topic,partition Number of messages in the transmit queue src/connector/src/source/kafka/stats.rs file_source_dirty_split_count gauge source_id,source_name,actor_id,fragment_id Current number of dirty file splits in file source src/connector/src/source/monitor/metrics.rs file_source_failed_split_count counter source_id,source_name,actor_id,fragment_id Total number of file splits marked dirty in file source src/connector/src/source/monitor/metrics.rs file_source_input_row_count counter source_id,source_name,actor_id,fragment_id Total number of rows that have been read in file source src/connector/src/source/monitor/metrics.rs kinesis_early_terminate_shard_count counter source_id,source_name,fragment_id,shard_id Total number of times early terminate shard in kinesis source src/connector/src/source/monitor/metrics.rs kinesis_lag_latency_ms histogram source_id,source_name,fragment_id,shard_id Lag latency in kinesis source src/connector/src/source/monitor/metrics.rs kinesis_rebuild_shard_iter_count counter source_id,source_name,fragment_id,shard_id Total number of times rebuild shard iter in kinesis source src/connector/src/source/monitor/metrics.rs kinesis_throughput_exceeded_count counter source_id,source_name,fragment_id,shard_id Total number of times throughput exceeded in kinesis source src/connector/src/source/monitor/metrics.rs kinesis_timeout_count counter source_id,source_name,fragment_id,shard_id Total number of times timeout in kinesis source src/connector/src/source/monitor/metrics.rs mysql_cdc_binlog_file_seq_max gauge hostname,port MySQL CDC upstream binlog file sequence number (maximum/newest) src/connector/src/source/monitor/metrics.rs mysql_cdc_binlog_file_seq_min gauge hostname,port MySQL CDC upstream binlog file sequence number (minimum/oldest) src/connector/src/source/monitor/metrics.rs parquet_source_skip_row_count counter actor_id,source_id,source_name,fragment_id Total number of rows that have been set to null in parquet source src/connector/src/source/monitor/metrics.rs pg_cdc_confirmed_flush_lsn gauge source_id,slot_name PostgreSQL CDC confirmed flush LSN src/connector/src/source/monitor/metrics.rs pg_cdc_upstream_max_lsn gauge source_id,slot_name PostgreSQL CDC upstream max LSN (pg_current_wal_lsn) src/connector/src/source/monitor/metrics.rs source_cdc_event_lag_duration_milliseconds histogram table_name source_cdc_lag_latency src/connector/src/source/monitor/metrics.rs source_connector_ack_failure_count counter source_name,connector_type,error_type Total number of ack failures during checkpoint for source connectors src/connector/src/source/monitor/metrics.rs source_kafka_high_watermark gauge source_id,partition High watermark for a exec per partition src/connector/src/source/monitor/metrics.rs source_latest_message_id gauge source_id,actor_id,partition Latest message id for a exec per partition src/connector/src/source/monitor/metrics.rs source_partition_eof_count counter source_id,partition,source_name,fragment_id Total number of EOF events received from specific partition src/connector/src/source/monitor/metrics.rs source_partition_eof_offset gauge source_id,partition,source_name,fragment_id Latest resolved EOF offset for specific partition src/connector/src/source/monitor/metrics.rs source_partition_input_bytes counter actor_id,source_id,partition,source_name,fragment_id Total bytes that have been input from specific partition src/connector/src/source/monitor/metrics.rs source_partition_input_count counter actor_id,source_id,partition,source_name,fragment_id Total number of rows that have been input from specific partition src/connector/src/source/monitor/metrics.rs sqlserver_cdc_upstream_max_lsn gauge source_id SQL Server CDC upstream maximum LSN src/connector/src/source/monitor/metrics.rs sqlserver_cdc_upstream_min_lsn gauge source_id SQL Server CDC upstream minimum LSN src/connector/src/source/monitor/metrics.rs udf_failure_count counter link,language,name,fragment_id Total number of failed UDF calls src/expr/core/src/expr/expr_udf.rs udf_input_bytes counter link,language,name,fragment_id Total number of input bytes of UDF calls src/expr/core/src/expr/expr_udf.rs udf_input_chunk_rows histogram link,language,name,fragment_id Input chunk rows of UDF calls src/expr/core/src/expr/expr_udf.rs udf_input_rows counter link,language,name,fragment_id Total number of input rows of UDF calls src/expr/core/src/expr/expr_udf.rs udf_latency histogram link,language,name,fragment_id The latency(s) of UDF calls src/expr/core/src/expr/expr_udf.rs udf_memory_usage gauge link,language,name,fragment_id,instance_id Total memory usage of UDF runtime in bytes src/expr/core/src/expr/expr_udf.rs udf_retry_count counter link,language,name,fragment_id Total number of retried UDF calls src/expr/core/src/expr/expr_udf.rs udf_success_count counter link,language,name,fragment_id Total number of successful UDF calls src/expr/core/src/expr/expr_udf.rs datafusion_completed_query_counter counter Total completed query number for DataFusion batch engine src/frontend/src/datafusion/metrics.rs datafusion_failed_query_counter counter Total failed query number for DataFusion batch engine src/frontend/src/datafusion/metrics.rs datafusion_latency histogram latency for DataFusion batch engine src/frontend/src/datafusion/metrics.rs frontend_active_sessions gauge Total number of active sessions in frontend src/frontend/src/monitor/stats.rs frontend_batch_total_mem gauge All memory usage of batch executors in bytes src/frontend/src/monitor/stats.rs frontend_latency_local_execution histogram latency of local execution mode for RisingWave batch engine src/frontend/src/monitor/stats.rs frontend_query_counter_local_execution counter Total query number of local execution mode for RisingWave batch engine src/frontend/src/monitor/stats.rs invalid_subscription_cursor_nums gauge The number of invalid subscription cursor src/frontend/src/monitor/stats.rs subscription_cursor_declare_duration histogram subscription_name Subscription cursor duration of declare src/frontend/src/monitor/stats.rs subscription_cursor_error_count counter The subscription error num of cursor src/frontend/src/monitor/stats.rs subscription_cursor_fetch_duration histogram subscription_name Subscription cursor duration of fetch src/frontend/src/monitor/stats.rs subscription_cursor_last_fetch_duration histogram subscription_name Since the last fetch, the time up to now src/frontend/src/monitor/stats.rs subscription_cursor_nums gauge The number of subscription cursor src/frontend/src/monitor/stats.rs subscription_cursor_query_duration histogram subscription_name The amount of time a query exists inside the cursor src/frontend/src/monitor/stats.rs distributed_completed_query_counter counter The number of query ended successfully in distributed execution mode src/frontend/src/scheduler/distributed/stats.rs distributed_query_latency histogram latency of query executed successfully in distributed execution mode src/frontend/src/scheduler/distributed/stats.rs distributed_rejected_query_counter counter The number of rejected query in distributed execution mode. src/frontend/src/scheduler/distributed/stats.rs distributed_running_query_num gauge The number of running query of distributed execution mode src/frontend/src/scheduler/distributed/stats.rs backup_job_count counter total backup job count since meta node is started src/meta/src/backup_restore/metrics.rs backup_job_latency histogram state latency of backup jobs since meta node is started src/meta/src/backup_restore/metrics.rs actor_info gauge actor_id,fragment_id,compute_node Mapping from actor id to (fragment id, compute node) src/meta/src/rpc/metrics.rs all_barrier_nums gauge database_id num of of all_barrier src/meta/src/rpc/metrics.rs auto_schema_change_failure_cnt counter table_id,table_name Number of failed auto schema change src/meta/src/rpc/metrics.rs auto_schema_change_latency histogram table_id,table_name Latency of the auto schema change process src/meta/src/rpc/metrics.rs auto_schema_change_success_cnt counter table_id,table_name Number of success auto schema change src/meta/src/rpc/metrics.rs backfill_fragment_progress gauge job_id,fragment_id,backfill_state_table_id,backfill_target_relation_id,backfill_target_relation_name,backfill_target_relation_type,backfill_type,backfill_epoch,upstream_type,backfill_progress Backfill progress per fragment src/meta/src/rpc/metrics.rs database_info gauge database_id,database_name Mapping from database id to database name src/meta/src/rpc/metrics.rs hummock_manager_lock_time histogram lock_name,lock_type latency for hummock manager to acquire the rwlock src/meta/src/rpc/metrics.rs in_flight_barrier_nums gauge database_id num of of in_flight_barrier src/meta/src/rpc/metrics.rs last_committed_barrier_time gauge database_id The timestamp (UNIX epoch seconds) of the last committed barrier's epoch time. src/meta/src/rpc/metrics.rs meta_barrier_duration_seconds histogram database_id barrier latency src/meta/src/rpc/metrics.rs meta_barrier_interval_by_database gauge database_id barrier interval of each database src/meta/src/rpc/metrics.rs meta_barrier_send_duration_seconds histogram database_id barrier send latency src/meta/src/rpc/metrics.rs meta_barrier_wait_commit_duration_seconds histogram barrier_wait_commit_latency src/meta/src/rpc/metrics.rs meta_grpc_duration_seconds histogram path gRPC latency of meta services src/meta/src/rpc/metrics.rs meta_hummock_manager_real_process_time histogram method latency for hummock manager to really process the request src/meta/src/rpc/metrics.rs meta_num gauge worker_addr,role role of meta nodes in the cluster src/meta/src/rpc/metrics.rs meta_refresh_cron_job_miss_cnt counter table_id The number of cron refresh jobs missed src/meta/src/rpc/metrics.rs meta_refresh_cron_job_trigger_cnt counter table_id The number of cron refresh jobs triggered src/meta/src/rpc/metrics.rs meta_refresh_job_duration gauge table_id,status The duration of refresh job src/meta/src/rpc/metrics.rs meta_refresh_job_finish_cnt counter table_id,status The number of finished refresh jobs src/meta/src/rpc/metrics.rs meta_snapshot_backfill_barrier_duration_seconds histogram table_id,barrier_type snapshot backfill barrier latency src/meta/src/rpc/metrics.rs meta_snapshot_backfill_inflight_barrier_num gauge table_id snapshot backfill inflight_barrier_num src/meta/src/rpc/metrics.rs meta_snapshot_backfill_upstream_lag gauge table_id snapshot backfill upstream_lag src/meta/src/rpc/metrics.rs recovery_failure_cnt counter recovery_type Number of failed recovery attempts src/meta/src/rpc/metrics.rs recovery_latency histogram recovery_type Latency of the recovery process src/meta/src/rpc/metrics.rs relation_info gauge id,database,schema,name,resource_group,type Information of the database relation (table/source/sink/materialized view/index/internal) src/meta/src/rpc/metrics.rs sink_info gauge actor_id,sink_id,sink_name Mapping from actor id to (actor id, sink name) src/meta/src/rpc/metrics.rs source_status_is_up gauge source_id,source_name source is up or not src/meta/src/rpc/metrics.rs storage_branched_sst_count gauge group Count of branched sst per compaction group src/meta/src/rpc/metrics.rs storage_checkpoint_version_id gauge checkpoint version id src/meta/src/rpc/metrics.rs storage_commit_write_throughput counter table_id The number of compactions from one level to another level that have been skipped. src/meta/src/rpc/metrics.rs storage_compact_level_compression_ratio gauge group,level,algorithm compression ratio of each level of the lsm tree src/meta/src/rpc/metrics.rs storage_compact_pending_bytes gauge group bytes of lsm tree needed to reach balance src/meta/src/rpc/metrics.rs storage_compact_task_batch_count histogram type count of compact task batch src/meta/src/rpc/metrics.rs storage_compact_task_file_count histogram group,type file count of compact task src/meta/src/rpc/metrics.rs storage_compact_task_size histogram group,type Total size of compact that have been issued to state store src/meta/src/rpc/metrics.rs storage_compact_task_trivial_move_sst_count histogram group sst count of compact trivial-move task src/meta/src/rpc/metrics.rs storage_compaction_event_consumed_latency histogram The latency(ms) of each event being consumed src/meta/src/rpc/metrics.rs storage_compaction_event_loop_iteration_latency histogram The latency(ms) of each iteration of the compaction event loop src/meta/src/rpc/metrics.rs storage_compaction_group_count gauge The number of compaction groups src/meta/src/rpc/metrics.rs storage_compaction_group_file_count gauge group The file count of compaction group src/meta/src/rpc/metrics.rs storage_compaction_group_size gauge group The size of compaction group src/meta/src/rpc/metrics.rs storage_compaction_group_throughput gauge group The throughput of compaction group src/meta/src/rpc/metrics.rs storage_current_version_id gauge current version id src/meta/src/rpc/metrics.rs storage_current_version_object_count gauge total number of objects that is referenced by current version src/meta/src/rpc/metrics.rs storage_current_version_object_size gauge total size of objects that is referenced by current version src/meta/src/rpc/metrics.rs storage_delta_log_count gauge total number of hummock version delta log src/meta/src/rpc/metrics.rs storage_full_gc_candidate_object_count histogram the number of candidate object to delete after scanning object store src/meta/src/rpc/metrics.rs storage_full_gc_selected_object_count histogram the number of object to delete after filtering by meta node src/meta/src/rpc/metrics.rs storage_full_gc_trigger_count gauge the number of attempts to trigger full GC src/meta/src/rpc/metrics.rs storage_l0_compact_level_count histogram group,type level_count of l0 compact task src/meta/src/rpc/metrics.rs storage_level_compact_cnt gauge level_index num of SSTs to be merged to next level in each level src/meta/src/rpc/metrics.rs storage_level_compact_frequency counter compactor,group,task_type,result The number of compactions from one level to another level that have completed or failed. src/meta/src/rpc/metrics.rs storage_level_compact_task_cnt gauge task num of compact_task organized by group and level src/meta/src/rpc/metrics.rs storage_level_sst_num gauge level_index num of SSTs in each level src/meta/src/rpc/metrics.rs storage_level_total_file_size gauge level_index KBs total file bytes in each level src/meta/src/rpc/metrics.rs storage_materialized_view_stats gauge table_id,metric per materialized view stats in current hummock version src/meta/src/rpc/metrics.rs storage_max_committed_epoch gauge max committed epoch src/meta/src/rpc/metrics.rs storage_merge_compaction_group_count counter group Count of trigger merge compaction group src/meta/src/rpc/metrics.rs storage_min_committed_epoch gauge min committed epoch src/meta/src/rpc/metrics.rs storage_min_pinned_version_id gauge min pinned version id src/meta/src/rpc/metrics.rs storage_min_safepoint_version_id gauge min safepoint version id src/meta/src/rpc/metrics.rs storage_old_version_object_count gauge total number of objects that is still referenced by non-current versions src/meta/src/rpc/metrics.rs storage_old_version_object_size gauge total size of objects that is still referenced by non-current versions src/meta/src/rpc/metrics.rs storage_skip_compact_frequency counter level,type The number of compactions from one level to another level that have been skipped. src/meta/src/rpc/metrics.rs storage_split_compaction_group_count counter group Count of trigger split compaction group src/meta/src/rpc/metrics.rs storage_stale_object_count gauge total number of objects that is no longer referenced by versions. src/meta/src/rpc/metrics.rs storage_stale_object_size gauge total size of objects that is no longer referenced by versions. src/meta/src/rpc/metrics.rs storage_state_table_count gauge group Count of stable table per compaction group src/meta/src/rpc/metrics.rs storage_table_change_log_min_epoch gauge table_id min epoch currently retained in table change log src/meta/src/rpc/metrics.rs storage_table_change_log_object_count gauge table_id per table change log object count src/meta/src/rpc/metrics.rs storage_table_change_log_object_size gauge table_id per table change log object size src/meta/src/rpc/metrics.rs storage_time_travel_object_count gauge total number of objects that is referenced by time travel. src/meta/src/rpc/metrics.rs storage_time_travel_vacuum_metadata_latency histogram Latency of vacuuming metadata for time travel src/meta/src/rpc/metrics.rs storage_time_travel_version_replay_latency histogram The latency(ms) of replaying a hummock version for time travel src/meta/src/rpc/metrics.rs storage_time_travel_write_metadata_latency histogram Latency of writing metadata for time travel src/meta/src/rpc/metrics.rs storage_total_object_count gauge Total number of objects that includes dangling objects. Note that the metric is updated right before full GC. So subsequent full GC may reduce the actual value significantly, without updating the metric. src/meta/src/rpc/metrics.rs storage_total_object_size gauge Total size of objects that includes dangling objects. Note that the metric is updated right before full GC. So subsequent full GC may reduce the actual value significantly, without updating the metric. src/meta/src/rpc/metrics.rs storage_version_checkpoint_latency histogram hummock version checkpoint latency src/meta/src/rpc/metrics.rs storage_version_size gauge version size src/meta/src/rpc/metrics.rs storage_version_stats gauge table_id,metric per table stats in current hummock version src/meta/src/rpc/metrics.rs storage_write_stop_compaction_groups gauge compaction_group_id compaction groups of write stop state src/meta/src/rpc/metrics.rs system_param_info gauge name,value Information of system parameters src/meta/src/rpc/metrics.rs table_info gauge materialized_view_id,table_id,fragment_id,table_name,table_type,compaction_group_id Mapping from table id to (actor id, table name) src/meta/src/rpc/metrics.rs worker_num gauge worker_type number of nodes in the cluster src/meta/src/rpc/metrics.rs object_store_failure_count counter type The number of failures of object store operations src/object_store/src/object/object_metrics.rs object_store_operation_bytes histogram type Size of operation result on object store src/object_store/src/object/object_metrics.rs object_store_operation_latency histogram media_type,type Total latency of operation on object store src/object_store/src/object/object_metrics.rs object_store_read_bytes counter Total bytes of requests read from object store src/object_store/src/object/object_metrics.rs object_store_request_retry_count counter type The number of retry times of object store request src/object_store/src/object/object_metrics.rs object_store_write_bytes counter Total bytes of requests read from object store src/object_store/src/object/object_metrics.rs refill_bytes counter type,op refill bytes src/storage/src/hummock/event_handler/refiller.rs refill_duration histogram type,op refill duration src/storage/src/hummock/event_handler/refiller.rs refill_queue_total gauge refill queue total src/storage/src/hummock/event_handler/refiller.rs refill_total counter type,op refill total src/storage/src/hummock/event_handler/refiller.rs recent_filter_items gauge Item numbers of the recent filter. src/storage/src/hummock/recent_filter/mod.rs recent_filter_ops counter op Ops of the recent filter. src/storage/src/hummock/recent_filter/mod.rs compactor_compact_sst_duration histogram Total time of compact_key_range that have been issued to state store src/storage/src/monitor/compactor_metrics.rs compactor_compact_task_duration histogram group,level Total time of compact that have been issued to state store src/storage/src/monitor/compactor_metrics.rs compactor_compaction_event_consumed_latency histogram The latency of each event being consumed src/storage/src/monitor/compactor_metrics.rs compactor_compaction_event_loop_iteration_latency histogram The latency of each iteration of the compaction event loop src/storage/src/monitor/compactor_metrics.rs compactor_compaction_upload_sst_counts counter Total number of sst uploads during compaction src/storage/src/monitor/compactor_metrics.rs compactor_fast_compact_bytes counter Total size of compaction files size of fast compactor runner src/storage/src/monitor/compactor_metrics.rs compactor_get_table_id_total_time_duration histogram Total time of compact that have been issued to state store src/storage/src/monitor/compactor_metrics.rs compactor_iter_scan_key_counts counter type Total number of keys read by iterator src/storage/src/monitor/compactor_metrics.rs compactor_remote_read_time histogram Total time of operations which read from remote storage when enable prefetch src/storage/src/monitor/compactor_metrics.rs compactor_shared_buffer_to_sstable_size histogram Histogram of batch size compacted from shared buffer to remote storage src/storage/src/monitor/compactor_metrics.rs compactor_sstable_avg_key_size histogram Total bytes gotten from sstable_avg_key_size, for observing sstable_avg_key_size src/storage/src/monitor/compactor_metrics.rs compactor_sstable_avg_value_size histogram Total bytes gotten from sstable_avg_value_size, for observing sstable_avg_value_size src/storage/src/monitor/compactor_metrics.rs compactor_sstable_block_size histogram Total bytes gotten from sstable_block_size, for observing sstable_block_size src/storage/src/monitor/compactor_metrics.rs compactor_sstable_bloom_filter_size histogram Total bytes gotten from sstable_bloom_filter, for observing bloom_filter size src/storage/src/monitor/compactor_metrics.rs compactor_sstable_distinct_epoch_count histogram Total number gotten from sstable_distinct_epoch_count, for observing sstable_distinct_epoch_count src/storage/src/monitor/compactor_metrics.rs compactor_sstable_file_size histogram Total bytes gotten from sstable_file_size, for observing sstable_file_size src/storage/src/monitor/compactor_metrics.rs compactor_write_build_l0_bytes counter Total size of compaction files size that have been written to object store from shared buffer src/storage/src/monitor/compactor_metrics.rs state_store_write_build_l0_sst_duration histogram Total time of batch_write_build_table that have been issued to state store src/storage/src/monitor/compactor_metrics.rs storage_compact_task_pending_num gauge the num of storage compact task src/storage/src/monitor/compactor_metrics.rs storage_compact_task_pending_parallelism gauge the num of storage compact parallelism src/storage/src/monitor/compactor_metrics.rs storage_level_compact_read_curr counter group,level_index KBs read from current level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs storage_level_compact_read_next counter group,level_index KBs read from next level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs storage_level_compact_read_sstn_curr counter group,level_index num of SSTs read from current level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs storage_level_compact_read_sstn_next counter group,level_index num of SSTs read from next level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs storage_level_compact_write counter group,level_index KBs written into next level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs storage_level_compact_write_sstn counter group,level_index num of SSTs written into next level during history compactions to next level src/storage/src/monitor/compactor_metrics.rs state_store_get_new_sst_ids_counts counter Total number of get_new_table_id requests that have been issued to state store src/storage/src/monitor/hummock_metrics.rs state_store_get_new_sst_ids_latency histogram Total latency of get new table id that have been issued to state store src/storage/src/monitor/hummock_metrics.rs state_store_report_compaction_task_counts counter Total number of report_compaction_task requests that have been issued to state store src/storage/src/monitor/hummock_metrics.rs state_store_report_compaction_task_latency histogram Total latency of report compaction task that have been issued to state store src/storage/src/monitor/hummock_metrics.rs block_efficiency_histogram histogram Access ratio of in-memory block. src/storage/src/monitor/hummock_state_store_metrics.rs state_store_block_cache_size gauge the size of cache for data block cache src/storage/src/monitor/hummock_state_store_metrics.rs state_store_block_cache_usage_ratio gauge the ratio of block cache to it's pre-allocated memory src/storage/src/monitor/hummock_state_store_metrics.rs state_store_bloom_filter_check_counts counter table_id,type Total number of read request to check bloom filters src/storage/src/monitor/hummock_state_store_metrics.rs state_store_bloom_filter_true_negative_counts counter table_id,type Total number of sstables that have been considered true negative by bloom filters src/storage/src/monitor/hummock_state_store_metrics.rs state_store_event_handler_latency histogram event_type Latency to handle event src/storage/src/monitor/hummock_state_store_metrics.rs state_store_event_handler_pending_event gauge event_type The number of sent but unhandled events src/storage/src/monitor/hummock_state_store_metrics.rs state_store_get_shared_buffer_hit_counts counter table_id Total number of get requests that have been fulfilled by shared buffer src/storage/src/monitor/hummock_state_store_metrics.rs state_store_iter_fetch_meta_cache_unhits gauge Number of SST meta cache unhit during one iterator meta fetch src/storage/src/monitor/hummock_state_store_metrics.rs state_store_iter_fetch_meta_duration histogram table_id Histogram of iterator fetch SST meta time that have been issued to state store src/storage/src/monitor/hummock_state_store_metrics.rs state_store_iter_merge_sstable_counts histogram table_id,type Number of child iterators merged into one MergeIterator src/storage/src/monitor/hummock_state_store_metrics.rs state_store_iter_scan_key_counts counter table_id,type Total number of keys read by iterator src/storage/src/monitor/hummock_state_store_metrics.rs state_store_iter_slow_fetch_meta_cache_unhits gauge Number of SST meta cache unhit during a iterator meta fetch which is slow (costs >5 seconds) src/storage/src/monitor/hummock_state_store_metrics.rs state_store_mem_table_spill_counts counter table_id Total number of mem table spill occurs for one table src/storage/src/monitor/hummock_state_store_metrics.rs state_store_meta_cache_size gauge the size of cache for meta file cache src/storage/src/monitor/hummock_state_store_metrics.rs state_store_meta_cache_usage_ratio gauge the ratio of meta cache to it's pre-allocated memory src/storage/src/monitor/hummock_state_store_metrics.rs state_store_old_value_size gauge table_id The size of old value src/storage/src/monitor/hummock_state_store_metrics.rs state_store_per_table_imm_count gauge table_id Total imm count per table src/storage/src/monitor/hummock_state_store_metrics.rs state_store_per_table_imm_size gauge table_id,fragment_id Total imm size per table src/storage/src/monitor/hummock_state_store_metrics.rs state_store_prefetch_memory_size gauge the size of prefetch memory usage src/storage/src/monitor/hummock_state_store_metrics.rs state_store_read_req_bloom_filter_positive_counts counter table_id,type Total number of read request with at least one SST bloom filter check returns positive src/storage/src/monitor/hummock_state_store_metrics.rs state_store_read_req_check_bloom_filter_counts counter table_id,type Total number of read request that checks bloom filter with a prefix hint src/storage/src/monitor/hummock_state_store_metrics.rs state_store_read_req_positive_but_non_exist_counts counter table_id,type Total number of read request on non-existent key/prefix with at least one SST bloom filter check returns positive src/storage/src/monitor/hummock_state_store_metrics.rs state_store_remote_read_time_per_task histogram table_id Total time of operations which read from remote storage when enable prefetch src/storage/src/monitor/hummock_state_store_metrics.rs state_store_safe_version_hit counter The total count of a safe version that can be retrieved successfully src/storage/src/monitor/hummock_state_store_metrics.rs state_store_safe_version_miss counter The total count of a safe version that cannot be retrieved src/storage/src/monitor/hummock_state_store_metrics.rs state_store_spill_task_counts counter uploader_stage Total number of started spill tasks src/storage/src/monitor/hummock_state_store_metrics.rs state_store_spill_task_size counter uploader_stage Total task of started spill tasks src/storage/src/monitor/hummock_state_store_metrics.rs state_store_sst_store_block_request_counts counter table_id,type Total number of sst block requests that have been issued to sst store src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_imm_size gauge Total size of imms tracked by uploader src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_per_table_imm_count gauge table_id Total uploader-tracked imm count per table src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_per_table_imm_size gauge table_id Total uploader-tracked imm size per table src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_syncing_epoch_count gauge Total number of syncing epoch src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_upload_task_latency histogram Latency of uploader uploading tasks src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_uploading_task_count gauge Total number of uploader uploading tasks src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_uploading_task_size gauge Total size of uploader uploading tasks src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploader_wait_poll_latency histogram Latency of upload uploading task being polled after finish src/storage/src/monitor/hummock_state_store_metrics.rs state_store_uploading_memory_usage_ratio gauge the ratio of uploading SSTs memory usage to it's pre-allocated memory src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_data_cache_size gauge the size of cache for vector data file cache src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_data_cache_usage_ratio gauge the ratio of vector data cache to it's pre-allocated memory src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_hnsw_graph_level_node_count gauge table_id,level Number of nodes in each level of hnsw graph src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_index_file_count gauge table_id Number of vector file src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_index_file_size gauge table_id,type total size of vector index file src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_meta_cache_size gauge the size of cache for vector meta file cache src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_meta_cache_usage_ratio gauge the ratio of vector meta cache to it's pre-allocated memory src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_object_request_counts counter table_id,type,mode Metrics about vector object requests that have been issued src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vector_request_stats histogram table_id,type,mode,top_n,ef Metrics about vector requests src/storage/src/monitor/hummock_state_store_metrics.rs state_store_vnode_pruning_counts counter table_id,operation,result Total number of SST pruning operations by vnode key range hints src/storage/src/monitor/hummock_state_store_metrics.rs state_store_write_batch_duration histogram table_id Total time of batched write that have been issued to state store. With shared buffer on, this is the latency writing to the shared buffer src/storage/src/monitor/hummock_state_store_metrics.rs state_store_write_batch_size histogram table_id Total size of batched write that have been issued to state store src/storage/src/monitor/hummock_state_store_metrics.rs state_store_write_batch_tuple_counts counter table_id Total number of batched write kv pairs requests that have been issued to state store src/storage/src/monitor/hummock_state_store_metrics.rs uploading_memory_size gauge the size of uploading SSTs memory usage src/storage/src/monitor/hummock_state_store_metrics.rs state_store_get_duration histogram table_id Total latency of get that have been issued to state store src/storage/src/monitor/monitored_storage_metrics.rs state_store_get_key_size histogram table_id Total key bytes of get that have been issued to state store src/storage/src/monitor/monitored_storage_metrics.rs state_store_get_value_size histogram table_id Total value bytes that have been requested from remote storage src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_counts counter table_id,iter_type Total number of iter that have been issued to state store src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_in_progress_counts gauge table_id,iter_type Total number of existing iter src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_init_duration histogram table_id,iter_type Histogram of the time spent on iterator initialization. src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_item histogram table_id,iter_type Total bytes gotten from state store scan(), for calculating read throughput src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_log_op_type_counts counter table_id,op_type Counter of each op type in iter_log src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_scan_duration histogram table_id,iter_type Histogram of the time spent on iterator scanning. src/storage/src/monitor/monitored_storage_metrics.rs state_store_iter_size histogram table_id,iter_type Total bytes gotten from state store scan(), for calculating read throughput src/storage/src/monitor/monitored_storage_metrics.rs state_store_sync_duration histogram Histogram of time spent on compacting shared buffer to remote storage src/storage/src/monitor/monitored_storage_metrics.rs state_store_sync_size histogram Total size of upload to l0 every epoch src/storage/src/monitor/monitored_storage_metrics.rs state_store_vector_nearest_duration histogram table_id,top_n,ef_search Total latency of vector nearest that have been issued to state store src/storage/src/monitor/monitored_storage_metrics.rs crossdb_last_consumed_min_epoch gauge table_id,actor_id,fragment_id Last consumed min epoch for cross-database changelog stream scan src/stream/src/executor/monitor/streaming_stats.rs gap_fill_generated_rows_count counter actor_id,fragment_id Total number of rows generated by gap fill executor src/stream/src/executor/monitor/streaming_stats.rs jemalloc_active_bytes gauge The active memory jemalloc, got from jemalloc_ctl src/stream/src/executor/monitor/streaming_stats.rs jemalloc_allocated_bytes gauge The allocated memory jemalloc, got from jemalloc_ctl src/stream/src/executor/monitor/streaming_stats.rs jemalloc_metadata_bytes gauge The active memory jemalloc, got from jemalloc_ctl src/stream/src/executor/monitor/streaming_stats.rs jemalloc_resident_bytes gauge The active memory jemalloc, got from jemalloc_ctl src/stream/src/executor/monitor/streaming_stats.rs jvm_active_bytes gauge The active jvm memory src/stream/src/executor/monitor/streaming_stats.rs jvm_allocated_bytes gauge The allocated jvm memory src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_buffer_memory_bytes gauge actor_id,connector,sink_id,sink_name Estimated heap bytes used by kv log store buffer (unconsumed + consumed but not truncated) src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_buffer_unconsumed_epoch_count gauge actor_id,connector,sink_id,sink_name Number of Unconsumed Epoch in buffer src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_buffer_unconsumed_item_count gauge actor_id,connector,sink_id,sink_name Number of Unconsumed Item in buffer src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_buffer_unconsumed_min_epoch gauge actor_id,connector,sink_id,sink_name Number of Unconsumed Epoch in buffer src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_buffer_unconsumed_row_count gauge actor_id,connector,sink_id,sink_name Number of Unconsumed Row in buffer src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_rewind_count counter actor_id,connector,sink_id,sink_name Kv log store rewind rate src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_rewind_delay histogram actor_id,connector,sink_id,sink_name Kv log store rewind delay src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_storage_read_count counter actor_id,connector,sink_id,sink_name,read_type Write row count throughput of kv log store src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_storage_read_size counter actor_id,connector,sink_id,sink_name,read_type Write size throughput of kv log store src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_storage_write_count counter actor_id,connector,sink_id,sink_name Write row count throughput of kv log store src/stream/src/executor/monitor/streaming_stats.rs kv_log_store_storage_write_size counter actor_id,connector,sink_id,sink_name Write size throughput of kv log store src/stream/src/executor/monitor/streaming_stats.rs lru_eviction_policy gauge Current LRU eviction policy src/stream/src/executor/monitor/streaming_stats.rs lru_latest_sequence gauge Current LRU global sequence src/stream/src/executor/monitor/streaming_stats.rs lru_runtime_loop_count counter The counts of the eviction loop in LRU manager per second src/stream/src/executor/monitor/streaming_stats.rs lru_watermark_sequence gauge Current LRU watermark sequence src/stream/src/executor/monitor/streaming_stats.rs state_table_get_count counter actor_id,fragment_id,table_id Total number of state table get operations src/stream/src/executor/monitor/streaming_stats.rs state_table_get_vnode_pruned_count counter actor_id,fragment_id,table_id Total number of state table get operations pruned by vnode statistics src/stream/src/executor/monitor/streaming_stats.rs state_table_iter_count counter actor_id,fragment_id,table_id Total number of state table iter operations src/stream/src/executor/monitor/streaming_stats.rs state_table_iter_vnode_pruned_count counter actor_id,fragment_id,table_id Total number of state table iter operations pruned by vnode statistics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_count gauge fragment_id Total number of actors (parallelism) src/stream/src/executor/monitor/streaming_stats.rs stream_actor_current_epoch gauge actor_id,fragment_id Current epoch of actor src/stream/src/executor/monitor/streaming_stats.rs stream_actor_idle_cnt counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_idle_duration counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_in_record_cnt counter actor_id,fragment_id,upstream_fragment_id Total number of rows actor received src/stream/src/executor/monitor/streaming_stats.rs stream_actor_input_buffer_blocking_duration_ns counter actor_id,fragment_id,upstream_fragment_id Total blocking duration (ns) of input buffer src/stream/src/executor/monitor/streaming_stats.rs stream_actor_out_record_cnt counter actor_id,fragment_id Total number of rows actor sent src/stream/src/executor/monitor/streaming_stats.rs stream_actor_output_buffer_blocking_duration_ns counter actor_id,fragment_id,downstream_fragment_id Total blocking duration (ns) of output buffer src/stream/src/executor/monitor/streaming_stats.rs stream_actor_poll_cnt counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_poll_duration counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_scheduled_cnt counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_actor_scheduled_duration counter actor_id,fragment_id tokio's metrics src/stream/src/executor/monitor/streaming_stats.rs stream_agg_cached_entry_count gauge table_id,actor_id,fragment_id Number of cached keys in streaming aggregation operators src/stream/src/executor/monitor/streaming_stats.rs stream_agg_chunk_lookup_miss_count counter table_id,actor_id,fragment_id Aggregation executor chunk-level lookup miss duration src/stream/src/executor/monitor/streaming_stats.rs stream_agg_chunk_lookup_total_count counter table_id,actor_id,fragment_id Aggregation executor chunk-level lookup total operation src/stream/src/executor/monitor/streaming_stats.rs stream_agg_dirty_groups_count gauge table_id,actor_id,fragment_id Total dirty group counts in aggregation executor src/stream/src/executor/monitor/streaming_stats.rs stream_agg_dirty_groups_heap_size gauge table_id,actor_id,fragment_id Total dirty group heap size in aggregation executor src/stream/src/executor/monitor/streaming_stats.rs stream_agg_distinct_cache_miss_count counter table_id,actor_id,fragment_id Aggregation executor dinsinct miss duration src/stream/src/executor/monitor/streaming_stats.rs stream_agg_distinct_cached_entry_count gauge table_id,actor_id,fragment_id Total entry counts in distinct aggregation executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_agg_distinct_total_cache_count counter table_id,actor_id,fragment_id Aggregation executor distinct total operation src/stream/src/executor/monitor/streaming_stats.rs stream_agg_lookup_miss_count counter table_id,actor_id,fragment_id Aggregation executor lookup miss duration src/stream/src/executor/monitor/streaming_stats.rs stream_agg_lookup_total_count counter table_id,actor_id,fragment_id Aggregation executor lookup total operation src/stream/src/executor/monitor/streaming_stats.rs stream_agg_state_cache_lookup_count counter table_id,actor_id,fragment_id Aggregation executor state cache lookup count src/stream/src/executor/monitor/streaming_stats.rs stream_agg_state_cache_miss_count counter table_id,actor_id,fragment_id Aggregation executor state cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_backfill_snapshot_read_row_count counter table_id,actor_id Total number of rows that have been read from the backfill snapshot src/stream/src/executor/monitor/streaming_stats.rs stream_backfill_upstream_output_row_count counter table_id,actor_id Total number of rows that have been output from the backfill upstream src/stream/src/executor/monitor/streaming_stats.rs stream_barrier_align_duration_ns counter actor_id,fragment_id,wait_side,executor Duration of join align barrier src/stream/src/executor/monitor/streaming_stats.rs stream_barrier_batch_size histogram barrier_batch_size src/stream/src/executor/monitor/streaming_stats.rs stream_barrier_inflight_duration_seconds histogram barrier_inflight_latency src/stream/src/executor/monitor/streaming_stats.rs stream_barrier_manager_progress counter The number of actors that have processed the earliest in-flight barriers src/stream/src/executor/monitor/streaming_stats.rs stream_barrier_sync_storage_duration_seconds histogram barrier_sync_latency src/stream/src/executor/monitor/streaming_stats.rs stream_cdc_backfill_snapshot_read_row_count counter table_id,actor_id Total number of rows that have been read from the cdc_backfill snapshot src/stream/src/executor/monitor/streaming_stats.rs stream_cdc_backfill_upstream_output_row_count counter table_id,actor_id Total number of rows that have been output from the cdc_backfill upstream src/stream/src/executor/monitor/streaming_stats.rs stream_exchange_frag_recv_size counter up_fragment_id,down_fragment_id Total size of messages that have been received from upstream Fragment src/stream/src/executor/monitor/streaming_stats.rs stream_executor_row_count counter actor_id,fragment_id,executor_identity Total number of rows that have been output from each executor src/stream/src/executor/monitor/streaming_stats.rs stream_fragment_channel_buffered_bytes gauge fragment_id Estimated buffered bytes for actor channels by fragment src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_appendonly_cache_miss_count counter table_id,actor_id,fragment_id Group top n appendonly executor cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_appendonly_cached_entry_count gauge table_id,actor_id,fragment_id Total entry counts in group top n appendonly executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_appendonly_total_query_cache_count counter table_id,actor_id,fragment_id Group top n appendonly executor total cache count src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_cache_miss_count counter table_id,actor_id,fragment_id Group top n executor cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_cached_entry_count gauge table_id,actor_id,fragment_id Total entry counts in group top n executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_group_top_n_total_query_cache_count counter table_id,actor_id,fragment_id Group top n executor query cache total count src/stream/src/executor/monitor/streaming_stats.rs stream_join_actor_input_waiting_duration_ns counter actor_id,fragment_id Total waiting duration (ns) of input buffer of join actor src/stream/src/executor/monitor/streaming_stats.rs stream_join_cached_entry_count gauge actor_id,fragment_id,side Number of cached entries in streaming join operators src/stream/src/executor/monitor/streaming_stats.rs stream_join_insert_cache_miss_count counter side,join_table_id,actor_id,fragment_id Join executor cache miss when insert operation src/stream/src/executor/monitor/streaming_stats.rs stream_join_lookup_miss_count counter side,join_table_id,actor_id,fragment_id Join executor lookup miss duration src/stream/src/executor/monitor/streaming_stats.rs stream_join_lookup_total_count counter side,join_table_id,actor_id,fragment_id Join executor lookup total operation src/stream/src/executor/monitor/streaming_stats.rs stream_join_match_duration_ns counter actor_id,fragment_id,side Matching duration for each side src/stream/src/executor/monitor/streaming_stats.rs stream_join_matched_join_keys histogram actor_id,fragment_id,table_id The number of keys matched in the opposite side src/stream/src/executor/monitor/streaming_stats.rs stream_lookup_cache_miss_count counter table_id,actor_id,fragment_id Lookup executor cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_lookup_cached_entry_count gauge table_id,actor_id,fragment_id Total entry counts in lookup executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_lookup_total_query_cache_count counter table_id,actor_id,fragment_id Lookup executor query cache total count src/stream/src/executor/monitor/streaming_stats.rs stream_materialize_cache_hit_count counter actor_id,table_id,fragment_id Materialize executor cache hit count src/stream/src/executor/monitor/streaming_stats.rs stream_materialize_cache_total_count counter actor_id,table_id,fragment_id Materialize executor cache total operation src/stream/src/executor/monitor/streaming_stats.rs stream_materialize_data_exist_count counter actor_id,table_id,fragment_id Materialize executor data exist count src/stream/src/executor/monitor/streaming_stats.rs stream_memory_usage gauge actor_id,table_id,desc Memory usage for stream executors src/stream/src/executor/monitor/streaming_stats.rs stream_merge_barrier_align_duration_ns counter actor_id,fragment_id Total merge barrier alignment duration (ns) src/stream/src/executor/monitor/streaming_stats.rs stream_mview_current_epoch gauge actor_id,table_id,fragment_id The current epoch of the materialized executor src/stream/src/executor/monitor/streaming_stats.rs stream_mview_input_row_count counter actor_id,table_id,fragment_id Total number of rows streamed into materialize executors src/stream/src/executor/monitor/streaming_stats.rs stream_mysql_cdc_state_binlog_file_seq gauge source_id Current binlog file sequence number stored in MySQL CDC state table src/stream/src/executor/monitor/streaming_stats.rs stream_mysql_cdc_state_binlog_position gauge source_id Current binlog position stored in MySQL CDC state table src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_accessed_entry_count counter table_id,actor_id,fragment_id Over window accessed entry count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_cache_lookup_count counter table_id,actor_id,fragment_id Over window executor cache lookup count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_cache_miss_count counter table_id,actor_id,fragment_id Over window executor cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_cached_entry_count gauge table_id,actor_id,fragment_id Total entry (partition) count in over window executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_compute_count counter table_id,actor_id,fragment_id Over window compute count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_range_cache_entry_count gauge table_id,actor_id,fragment_id Over window partition range cache entry count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_range_cache_left_miss_count counter table_id,actor_id,fragment_id Over window partition range cache left miss count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_range_cache_lookup_count counter table_id,actor_id,fragment_id Over window partition range cache lookup count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_range_cache_right_miss_count counter table_id,actor_id,fragment_id Over window partition range cache right miss count src/stream/src/executor/monitor/streaming_stats.rs stream_over_window_same_output_count counter table_id,actor_id,fragment_id Over window same output count src/stream/src/executor/monitor/streaming_stats.rs stream_pg_cdc_jni_commit_offset_lsn gauge source_id LSN value when JNI commit offset is called for PostgreSQL CDC src/stream/src/executor/monitor/streaming_stats.rs stream_pg_cdc_state_table_lsn gauge source_id Current LSN value stored in PostgreSQL CDC state table src/stream/src/executor/monitor/streaming_stats.rs stream_sink_chunk_buffer_size gauge sink_id,actor_id,fragment_id Total size of chunks buffered in a barrier src/stream/src/executor/monitor/streaming_stats.rs stream_sink_input_bytes counter sink_id,actor_id,fragment_id Total size of chunks streamed into sink executors src/stream/src/executor/monitor/streaming_stats.rs stream_sink_input_row_count counter sink_id,actor_id,fragment_id Total number of rows streamed into sink executors src/stream/src/executor/monitor/streaming_stats.rs stream_snapshot_backfill_consume_snapshot_row_count counter table_id,actor_id,stage Total number of rows that have been output from snapshot backfill src/stream/src/executor/monitor/streaming_stats.rs stream_source_backfill_rows_counts counter source_id,source_name,actor_id,fragment_id Total number of rows that have been backfilled for source src/stream/src/executor/monitor/streaming_stats.rs stream_source_output_rows_counts counter source_id,source_name,actor_id,fragment_id Total number of rows that have been output from source src/stream/src/executor/monitor/streaming_stats.rs stream_source_split_change_event_count counter source_id,source_name,actor_id,fragment_id Total number of split change events that have been operated by source src/stream/src/executor/monitor/streaming_stats.rs stream_sqlserver_cdc_jni_commit_offset_lsn gauge source_id LSN value when JNI commit offset is called for SQL Server CDC src/stream/src/executor/monitor/streaming_stats.rs stream_sqlserver_cdc_state_change_lsn gauge source_id Current change_lsn value stored in SQL Server CDC state table src/stream/src/executor/monitor/streaming_stats.rs stream_sqlserver_cdc_state_commit_lsn gauge source_id Current commit_lsn value stored in SQL Server CDC state table src/stream/src/executor/monitor/streaming_stats.rs stream_temporal_join_cache_miss_count counter table_id,actor_id,fragment_id Temporal join executor cache miss count src/stream/src/executor/monitor/streaming_stats.rs stream_temporal_join_cached_entry_count gauge table_id,actor_id,fragment_id Total entry count in temporal join executor cache src/stream/src/executor/monitor/streaming_stats.rs stream_temporal_join_total_query_cache_count counter table_id,actor_id,fragment_id Temporal join executor query cache total count src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_buffer_memory_bytes gauge actor_id,target,fragment_id,relation Estimated heap bytes used by synced kv log store buffer (unconsumed + consumed but not truncated) src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_buffer_unconsumed_epoch_count gauge actor_id,target,fragment_id,relation Number of Unconsumed Epoch in buffer src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_buffer_unconsumed_item_count gauge actor_id,target,fragment_id,relation Number of Unconsumed Item in buffer src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_buffer_unconsumed_min_epoch gauge actor_id,target,fragment_id,relation Number of Unconsumed Epoch in buffer src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_buffer_unconsumed_row_count gauge actor_id,target,fragment_id,relation Number of Unconsumed Row in buffer src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_read_count counter type,actor_id,target,fragment_id,relation read row count throughput of sync_kv log store src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_read_size counter type,actor_id,target,fragment_id,relation read size throughput of sync_kv log store src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_state counter state,actor_id,target,fragment_id,relation clean/unclean state transition for sync_kv log store src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_storage_write_count counter actor_id,target,fragment_id,relation Write row count throughput of sync_kv log store src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_storage_write_size counter actor_id,target,fragment_id,relation Write size throughput of sync_kv log store src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_wait_next_poll_ns counter actor_id,target,fragment_id,relation Total duration (ns) of waiting for next poll src/stream/src/executor/monitor/streaming_stats.rs sync_kv_log_store_write_pause_duration_ns counter actor_id,target,fragment_id,relation Duration (ns) of sync_kv log store write pause src/stream/src/executor/monitor/streaming_stats.rs