Another app is cu…

1.1 Another app iscurrently holding the yum lock; waiting for it toexit...

有时用yum安装docker或者升级时，会出现以下情况：

1.1.1 现象

[root@dockerserver2 ~]# yum installdocker

Loaded plugins: fastestmirror,langpacks

Repodata is over 2 weeks old. Installyum-cron? Or run: yum makecache fast

Existing lock /var/run/yum.pid: anothercopy is running as pid 4279.

Another app is currently holding the yumlock; waiting for it to exit...

  The other applicationis: PackageKit

   Memory : 132 M RSS (1.0 GB VSZ)

   Started: Mon Sep 26 06:27:37 2016 - 04:18 ago

   State  : Sleeping, pid: 4279

Another app is currently holding the yumlock; waiting for it to exit...

  The other applicationis: PackageKit

   Memory : 132 M RSS (1.0 GB VSZ)

   Started: Mon Sep 26 06:27:37 2016 - 04:20 ago

   State  : Sleeping, pid: 4279

Another app is currently holding the yumlock; waiting for it to exit...

  The other applicationis: PackageKit

   Memory : 132 M RSS (1.0 GB VSZ)

   Started: Mon Sep 26 06:27:37 2016 - 04:22 ago

   State  : Sleeping, pid: 4279

 

1.1.2 处理办法

可以通过强制关掉yum进程来解决处理

rm -f /var/run/yum.pid

1.1.3 具体过程

删除后，安装正常操作

Exiting on user cancel.

[root@dockerserver2 ~]# rm -f/var/run/yum.pid

 [root@dockerserver2 ~]#yum install docker

Loaded plugins: fastestmirror,langpacks

Repodata is over 2 weeks old. Installyum-cron? Or run: yum makecache fast

base                                                                                                        |3.6 kB 00:00:00    

extras                                                                                                      | 3.4 kB 00:00:00    

updates                                                                                                     | 3.4 kB 00:00:00    

(1/2):extras/7/x86_64/primary_db                                                                           | 165 kB 00:00:00    

(2/2):updates/7/x86_64/primary_db                                                                          | 7.8 MB 00:00:02    

Loading mirror speeds from cachedhostfile

 * base:mirrors.tuna.tsinghua.edu.cn

 * extras:mirrors.btte.net

 * updates:mirrors.neusoft.edu.cn