[Ocfs2-users] No space left on device

[Joel Becker]

On Wed, Feb 25, 2009 at 02:11:53PM +0000, Nuno Fernandes wrote:
> We are using the latest ocfs with 11 nodes:
> 
> OCFS2 Node Manager 1.4.1 Tue Dec 16 19:18:05 PST 2008 (build 
> 0f78045c75c0174e50e4cf0934bf9eae)
> OCFS2 DLM 1.4.1 Tue Dec 16 19:18:05 PST 2008 (build 
> 4ce8fae327880c466761f40fb7619490)
> OCFS2 DLMFS 1.4.1 Tue Dec 16 19:18:05 PST 2008 (build 
> 4ce8fae327880c466761f40fb7619490)
> OCFS2 User DLM kernel interface loaded
> 
> But we are unable to create files bigger that 972 KB. Here is the output:
> 
> [root at t1 root]# df -h
> Filesystem            Size  Used Avail Use% Mounted on
> /dev/hda1              16G  8.7G  6.3G  58% /
> none                  1.0G     0  1.0G   0% /dev/shm
> /dev/hda3             299G  252G   48G  85% /home/nfs
> [root at t1 root]# mount
> /dev/hda1 on / type ext3 (rw)
> none on /proc type proc (rw)
> none on /dev/pts type devpts (rw,gid=5,mode=620)
> none on /dev/shm type tmpfs (rw)
> configfs on /sys/kernel/config type configfs (rw)
> ocfs2_dlmfs on /dlm type ocfs2_dlmfs (rw)
> nfsd on /proc/fs/nfsd type nfsd (rw)
> /dev/hda3 on /home/nfs type ocfs2 (rw,_netdev,noatime,heartbeat=local)
> [root at t1 root]# dd if=/dev/zero of=/home/nfs/.zbr bs=1M count=10
> dd: writing `/home/nfs/.zbr': No space left on device
> 1+0 records in
> 0+0 records out
> [root at t1 root]# ls -lah /home/nfs/.zbr
> -rw-r--r--    1 root     root         972K Feb 25 14:09 /home/nfs/.zbr
> 
> But we are able to create other files smaller than that.

	That's rather odd.  What is the blocksize and cluster size of
this filesystem?  Can you send me the output of 'debugfs.ocfs2 -R "stat
/.zbr" /dev/hda3'?

Joel

-- 

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 Oh, and don't forget where your towel is.

Joel Becker
Principal Software Developer
Oracle
E-mail: joel.becker at oracle.com
Phone: (650) 506-8127