bash: unlzma: command not found...

1、问题

[root@centos79 test]#  unlzma test_chr22.tar.lzma
bash: unlzma: command not found...

 

2、

[root@centos79 test]# yum install -y lzma
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
 * base: mirrors.tuna.tsinghua.edu.cn
 * epel: mirror.sjtu.edu.cn
 * extras: mirrors.tuna.tsinghua.edu.cn
 * updates: mirrors.tuna.tsinghua.edu.cn
Resolving Dependencies
--> Running transaction check
---> Package xz-lzma-compat.x86_64 0:5.2.2-1.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

=====================================================================================================================================
 Package                             Arch                        Version                             Repository                 Size
=====================================================================================================================================
Installing:
 xz-lzma-compat                      x86_64                      5.2.2-1.el7                         base                       18 k

Transaction Summary
=====================================================================================================================================
Install  1 Package

Total download size: 18 k
Installed size: 23 k
Downloading packages:
xz-lzma-compat-5.2.2-1.el7.x86_64.rpm                                                                         |  18 kB  00:00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Warning: RPMDB altered outside of yum.
  Installing : xz-lzma-compat-5.2.2-1.el7.x86_64                                                                                 1/1
  Verifying  : xz-lzma-compat-5.2.2-1.el7.x86_64                                                                                 1/1

Installed:
  xz-lzma-compat.x86_64 0:5.2.2-1.el7

Complete!

 

3、测试

[root@centos79 test]#  unlzma test_chr22.tar.lzma
[root@centos79 test]# ls
test_chr22.tar
[root@centos79 test]# tar -xvf test_chr22.tar
test_chr22.map
[root@centos79 test]# ls
test_chr22.map  test_chr22.tar