[Linux-cluster] GFS2 partition grew with 'gfs2_grow -T'

[Bob Peterson]

----- Original Message -----
| This is a little concerning... Can someone confirm that I didn't screw
| up before I lodge a bug?
| 
| [root at xenmaster003 ~]# rpm -q cman gfs2-utils
| cman-2.0.115-68.el5_6.3
| gfs2-utils-0.1.62-28.el5
| 
| [root at xenmaster003 ~]# lvextend -L +50G
| /dev/drbd_sh1_vg0/cluster_files
| /dev/drbd3
| Extending logical volume cluster_files to 250.00 GB
| Logical volume cluster_files successfully resized
| [root at xenmaster003 ~]# gfs2_grow -T /dev/drbd_sh1_vg0/cluster_files
| /cluster_files/
| (Test mode--File system will not be changed)
| FS: Mount Point: /cluster_files
| FS: Device: /dev/mapper/drbd_sh1_vg0-cluster_files
| FS: Size: 52428798 (0x31ffffe)
| FS: RG size: 65535 (0xffff)
| DEV: Size: 65536000 (0x3e80000)
| The file system grew by 51200MB.
| FS: Mount Point: /cluster_files
| FS: Device: /dev/mapper/drbd_sh1_vg0-cluster_files
| FS: Size: 52428798 (0x31ffffe)
| FS: RG size: 65535 (0xffff)
| DEV: Size: 65536000 (0x3e80000)
| The file system grew by 51200MB.
| gfs2_grow complete.
| 
| [root at xenmaster003 ~]# gfs2_grow /dev/drbd_sh1_vg0/cluster_files
| /cluster_files/
| FS: Mount Point: /cluster_files
| FS: Device: /dev/mapper/drbd_sh1_vg0-cluster_files
| FS: Size: 52428798 (0x31ffffe)
| FS: RG size: 65535 (0xffff)
| DEV: Size: 65536000 (0x3e80000)
| The file system grew by 51200MB.
| Error: The device has grown by less than one Resource Group (RG).
| The device grew by 0MB. One RG is 255MB for this file system.
| gfs2_grow complete.
| 
| [root at xenmaster003 ~]# df -h
| Filesystem Size Used Avail Use% Mounted on
| /dev/md2 57G 2.7G 51G 6% /
| /dev/md0 251M 52M 187M 22% /boot
| tmpfs 7.7G 0 7.7G 0% /dev/shm
| /dev/mapper/drbd_sh0_vg0-xen_shared
| 56G 259M 56G 1% /xen_shared
| /dev/mapper/drbd_sh1_vg0-cluster_files
| 250G 145G 106G 58% /cluster_files
| 
| --
| Digimer
| E-Mail: digimer at alteeve.com
| AN!Whitepapers: http://alteeve.com
| Node Assassin: http://nodeassassin.org

Hi,

Hm...This sounds like a bug to me.  I'd open the bug record.

Regards,

Bob Peterson
Red Hat File Systems