tags: linux
    rsync
    zsync
    lftp
    ttcp
    ncftpd
    rsync over http



[TOC]



## tar的方式

### 同设备

```shell
$ tar cf - . | (cd /dst; tar xvf -)
```

### 垮网络

```shell
$ tar czf - <files> | ssh user@host "cd /wherever && tar xvzf -"
```



## 其他工具

###  rsync

### zsync

http://zsync.moria.org.uk/

### unison 

https://github.com/bcpierce00/unison

### ncFTPd 非开源的

https://www.ncftp.com/ncftpd/features.html#performance

### ttcp 网络反射

 https://ftp.arl.mil/mike/ttcp.html

### lftp  

支持bittorrent, http, 等，但是没测试过 https://lftp.yar.ru/lftp-man.html 



## 其他linux命令

1. `gcp`  Besides of progress estimation, gcp does not copy when the file exists, skips to the next file if occurs an error, and all the fails are written to a journal file
2. `pv` 
3. 





## 参考

https://www.zylk.net/en/web-2-0/blog/-/blogs/how-to-copy-files-in-linux-faster-and-safer-than-cp

https://unix.stackexchange.com/questions/10026/how-can-i-best-copy-large-numbers-of-small-files-over-scp

https://serverfault.com/questions/18125/how-to-copy-a-large-number-of-files-quickly-between-two-servers