执行 umount 的时提示: device is busy 的处理方法

错误

[root@iZ25xpwwmfnZ ~]# umount /dev/vdb5
umount: /data/wwwroot/www.1001alading.com/Uploads: device is busy.
        (In some cases useful info about processes that use
         the device is found by lsof(8) or fuser(1))

查看

[root@iZ25xpwwmfnZ ~]# fuser -m -v /data/wwwroot/www.1001alading.com/Uploads
                     USER        PID ACCESS COMMAND
/data/wwwroot/www.1001alading.com/Uploads:
                     www        2925 f.... nginx
                     www        2927 F.... nginx
                     root      18365 f.... AliYunDun
                     root      28557 f.... pick.sh

杀进程

[root@iZ25xpwwmfnZ ~]# fuser -m -v -i -k /data/wwwroot/www.1001alading.com/Uploads
                     USER        PID ACCESS COMMAND
/data/wwwroot/www.1001alading.com/Uploads:
                     www        2925 f.... nginx
                     www        2927 F.... nginx
                     www        2928 F.... nginx
                     root      18365 f.... AliYunDun
                     root      28557 f.... pick.sh
Kill process 2925 ? (y/N) y
Kill process 2927 ? (y/N) y
Kill process 2928 ? (y/N) y
Kill process 18365 ? (y/N) y
Kill process 28557 ? (y/N) y

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