Neill R on 20 May 2008 13:22:10 -0700


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Re: [PLUG] LVM - Open # value


[root@host~]# df -hP
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/vg_system-lv_root  7.7G  1.4G  6.0G  19% /
/dev/cciss/c0d0p1      99M   21M   74M  22% /boot
none                  8.0G     0  8.0G   0% /dev/shm
/dev/mapper/vg_system-lv_home   39G  230M   37G   1% /home
/dev/mapper/vg_system-lv_opt  2.0G  221M  1.7G  12% /opt
/dev/mapper/vg_system-lv_tmp  2.0G   50M  1.8G   3% /tmp
/dev/mapper/vg_system-lv_usr  6.8G  2.3G  4.2G  36% /usr
/dev/mapper/vg_system-lv_var  3.9G  241M  3.5G   7% /var
/dev/mapper/vg_oracle-lv_u01  148G   49G   92G  35% /u01
/dev/mapper/vg_oracle-lv_u02   20G  9.5G  9.3G  51% /u02
/dev/mapper/vg_oracle-lv_u03  119G  101G   12G  90% /u03
/dev/mapper/vg_oracle-lv_u04   20G  9.9G  8.9G  53% /u04
/dev/mapper/vg_oracle-lv_u05   40G   19G   20G  49% /u05
/dev/mapper/vg_oracle-lv_u06 1008M  272M  686M  29% /u06
/dev/mapper/vg_oracle-lv_u07   12G  4.1G  7.2G  37% /u07
/dev/mapper/vg_oracle-lv_u99   94G   59G   31G  66% /u99



[root@host~]# lvdisplay /dev/vg_oracle/lv_u11
  --- Logical volume ---
  LV Name                /dev/vg_oracle/lv_u11
  VG Name                vg_oracle
  LV UUID                0BM4LK-dukq-a5FP-1CGh-e331-04Xg-2hOf9U
  LV Write Access        read/write
  LV Status              available
  # open                 1
  LV Size                33.00 GB
  Current LE             8448
  Segments               2
  Allocation             inherit
  Read ahead sectors     0
  Block device           253:15

[root@AMP01D ~]# lsof | grep u11
[root@AMP01D ~]#


On Fri, May 16, 2008 at 5:00 PM, Matthew Rosewarne
<mrosewarne@inoutbox.com> wrote:
> On Friday 16 May 2008, Neill R wrote:
>> Hey Guys, I have an issue where I can not remove a logical volume, it
>> is unmounted. Running Red hat EL box.
>>
>> The #open value is suspicious to me, but I dont see anything when doing a
>> lsof.
>
> If the volume really isn't mounted (including in any chroots/vservers/etc),
> then it's probably a kernel bug.
>
>
> ___________________________________________________________________________
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