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<!--
* Copyright (c) 2021 Phytium Information Technology, Inc.
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*
* SPDX-License-Identifier: Apache-2.0.
*
* @Date: 2021-07-22 11:46:04
* @LastEditTime: 2021-10-18 15:36:46
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* @Description:  This files is for
*
* @Modify History:
* Ver   Who        Date         Changes
* ----- ------     --------    --------------------------------------
-->
# tar.xz
- 将文件夹xxx压缩成tar.xz格式
```shell
tar -cvf xxx.tar xxx # 生成xxx.tar文件
xz -z -k 8 xxx.tar # 生成xxx.tar.xz文件, 耗时较长,压缩效率高
tar -Jcvf xxx.tar.xz xxx
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```
- 解压缩tar.xz文件
```shell
tar -xvjf xxx.tar.xz
```
- 拆分大文件
```shell
split -b 50M -d -a 2 xxx.tar.xz xxx.tar.xz.
```
- 合并文件
```shell
cat xxx.tar.xz.* > xxx.tar.xz
```
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# tar.bz2
- 将文件夹xxx压缩成tar.bz2格式
```
tar -jcvf xxx.tar.bz2 xxx
```
- 解压bz2
```
tar -jxvf xxx.bz2
```