[Linux-cluster] What is the proper way to grow LVM/GFS volumes
Alan A
alan.zg at gmail.com
Tue Nov 18 22:38:05 UTC 2008
I did. After running lvextend command 'clvmd -R' failed on node2. Then I
fenced the node2 (fenmrdev02) and run the clvmd -R again, this time without
problems. I tried lvextend again - I get the same problem, and again clvmd
-R times out.
On Tue, Nov 18, 2008 at 4:00 PM, Finnur Örn Guðmundsson
<finnzi at finnzi.com>wrote:
> Hi,
>
> Try to run: clvmd -R on one of the nodes.
>
> Bgrds,
> Finnur
>
> > Here is the update:
> >
> > [root at fenmrdev03 ~]# lvextend -l+100%FREE /dev/nuvg4/nulv4
> > Extending logical volume nulv4 to 10.00 GB
> > Error locking on node fenmrdev04: device-mapper: create ioctl failed:
> > Device or resource busy
> > Error locking on node fenmrdev03: device-mapper: create ioctl failed:
> > Device or resource busy
> > Failed to suspend nulv4
> >
> >
> > On Tue, Nov 18, 2008 at 3:15 PM, Scott Wilson <swilson at uchicago.edu>
> > wrote:
> >
> >>
> >> I think you need:
> >>
> >> lvextend -l+100%FREE /dev/nuvg4/nulv4
> >> ^
> >>
> >> Without the +, you were trying to set the logical volume size to the
> >> size
> >> of your free space, not adding the free space to the size.
> >>
> >>
> >> Scott Wilson Lead System Administrator
> >> swilson at uchicago.edu NSIT - DCS - SeaUnix
> >>
> >>
> >> On Tue, 18 Nov 2008, Alan A wrote:
> >>
> >> I tried a few times to grow LVM by adding additional PV to VG, and then
> >>> executing 'lvextend' command. I am not sure what I am doing wrong but I
> >>> get
> >>> the message that there is error locking on one of the nodes, and then
> >>> the
> >>> GFS hangs.
> >>>
> >>> Here are some of the details:
> >>>
> >>> [root at fenmrdev03 ~]# vgs
> >>> VG #PV #LV #SN Attr VSize VFree
> >>> VolGroup00 2 2 0 wz--n- 50.75G 0
> >>> gfs_sda1 1 1 0 wz--nc 10.00G 5.00G
> >>> gfs_sdb1 1 1 0 wz--nc 10.00G 3.00G
> >>> nuvg4 2 1 0 wz--nc 10.00G 5.00G
> >>> [root at fenmrdev03 ~]# lvs
> >>> LV VG Attr LSize Origin Snap% Move Log Copy%
> >>> Convert
> >>> LogVol00 VolGroup00 -wi-ao 40.81G
> >>> LogVol01 VolGroup00 -wi-ao 9.94G
> >>> gfs_sda1 gfs_sda1 -wi-ao 5.00G
> >>> gfs_sdb1 gfs_sdb1 -wi-ao 7.00G
> >>> nulv4 nuvg4 -wi-ao 5.00G
> >>> [root at fenmrdev03 ~]# pvs
> >>> PV VG Fmt Attr PSize PFree
> >>> /dev/cciss/c0d0p2 VolGroup00 lvm2 a- 33.81G 0
> >>> /dev/cciss/c0d1p1 VolGroup00 lvm2 a- 16.94G 0
> >>> /dev/sda1 gfs_sda1 lvm2 a- 10.00G 5.00G
> >>> /dev/sdb1 gfs_sdb1 lvm2 a- 10.00G 3.00G
> >>> /dev/sdc nuvg4 lvm2 a- 5.00G 0
> >>> /dev/sdd nuvg4 lvm2 a- 5.00G 5.00G
> >>>
> >>>
> >>> Command I tried:
> >>> [root at fenmrdev03 ~]# lvextend -l100%FREE /dev/nuvg4/nulv4
> >>>
> >>>
> >>>
> >>>
> >>> --
> >>> Alan A.
> >>>
> >>>
> >> --
> >> Linux-cluster mailing list
> >> Linux-cluster at redhat.com
> >> https://www.redhat.com/mailman/listinfo/linux-cluster
> >>
> >
> >
> >
> > --
> > Alan A.
> > --
> > Linux-cluster mailing list
> > Linux-cluster at redhat.com
> > https://www.redhat.com/mailman/listinfo/linux-cluster
>
>
> --
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--
Alan A.
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