[Ocfs2-users] no free slots available

Carl J. Benson cbenson at fhcrc.org
Thu Feb 12 10:05:44 PST 2009


Hello.

I'm trying to add a fifth openSUSE 11.1 node to my existing
cluster of four nodes. My software is:

ocfs2-tools-1.4.1-6.9
ocfs2console-1.4.1-6.9

I used o2cb_ctl to add my new node, "george1", on the existing
four nodes, and this was successful. I can do this on george1:

/etc/init.d/o2cb load
/etc/init.d/o2cb online ocfs2
/etc/init.d/o2cb status
Driver for "configfs": Loaded
Filesystem "configfs": Mounted
Stack glue driver: Loaded
Stack plugin "o2cb": Loaded
Driver for "ocfs2_dlmfs": Loaded
Filesystem "ocfs2_dlmfs": Mounted
Checking O2CB cluster ocfs2: Online
Heartbeat dead threshold = 31
  Network idle timeout: 30000
  Network keepalive delay: 2000
  Network reconnect delay: 2000
Checking O2CB heartbeat: Not active

When I finally do the mount, each of the other nodes accepts the
connection from george1, and it joins the domain. But then it
leaves the domain and disconnects, and the ocfs2 is not mounted.

My mount command is just this:

mount -t ocfs2 /dev/sdc1 /mnt/cpb_clust

The mount command gives this error:

mount.ocfs2: Invalid argument while mounting /dev/sdc1 on
/mnt/cpb_clust. Check 'dmesg' for more information on this error.

In /var/log/messages I see this:

Feb 12 09:54:14 george1 kernel: (5202,0):ocfs2_find_slot:496 ERROR: no
free slots available!
Feb 12 09:54:14 george1 kernel: (5202,0):ocfs2_mount_volume:1574 ERROR:
status = -22

What slot is it looking for?

I tried rebooting george1; that didn't fix it.

-- 
Carl Benson                  |  cbenson at fhcrc.org
Linux System Administrator   |  Telephone: (206) 667-4862
Fred Hutchinson Cancer Research Center



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