--- title: Log Viewer table fields description: This section describes the information displayed in the Log Viewer table. locale: en-US canonical_url: https://www.servicenow.com/docs/r/australia/it-operations-management/health-log-analytics/hla-op-log-viewer-table-ref.html release: australia product: Health Log Analytics classification: health-log-analytics topic_type: reference last_updated: "2026-03-12" reading_time_minutes: 1 breadcrumb: [Health Log Analytics reference, Health Log Analytics, ITOM AIOps, IT Operations Management] --- # Log Viewer table fields This section describes the information displayed in the **Log Viewer** table.
| Column | Description |
|---|---|
| Time | Timestamp of the log line in the format that the source uses. If no value appears, then check the source type structure of the raw data. |
| Service instance | Service instance in which the metric was found. |
| Component | Logical component of the service instance that generated the event. Multiple CIs can sometimes perform the same function. |
| Message | Inner message of the raw log line that contains the text of the system-generated log message regarding the nature of the occurrence. |
| Level | Type of event. The available values, in order of importance, are:- **Emergency** - **Alert** - **Critical** - **Error** - **Warning** - **Notice** - **Informational** - **Debug** |
| Host | Host identifier from the log line that consists of the hostname or IP address of the endpoint. |
| Log message | The raw log message without the header. |