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vxvm file system cannot unmount either by VCS or manually.

Created: 18 Dec 2012 • Updated: 18 Dec 2012 | 1 comment


I am running vcs in Linux server, and facing strange issue. We not able to unmount the file system either by the VCS or maunally. Details below:

[root@node1 ~]# cat /etc/redhat-release
Red Hat Enterprise Linux Server release 5.8 (Tikanga)

[root@node1 ~]# uname -a
Linux node1 2.6.18-308.el5 #1 SMP Fri Jan 27 17:17:51 EST 2012 x86_64 x86_64 x86_64 GNU/Linux

[root@node1 ~]# had -version
Engine Version    5.0
Join Version
Build Date        Wed 16 Jul 2008 05:01:00 PM MYT
PSTAMP            Veritas-5.0MP3-07/16/08-02:01:00

[root@node1 ~]# df -h /oracle/
Filesystem            Size  Used Avail Use% Mounted on
                       90G   88M   85G   1% /oracle

[root@node1 ~]# umount /oracle/
umount: /oracle: device is busy
umount: /oracle: device is busy
[root@node1 ~]# fuser -muv /oracle/
[root@node1 ~]# umount /oracle/
umount: /oracle: device is busy
umount: /oracle: device is busy


Let me know if any more info required.



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Marianne's picture

Some ideas in this unix forum:

and this blog:

Supporting Storage Foundation and VCS on Unix and Windows as well as NetBackup on Unix and Windows
Handy NBU Links