[Linux-cluster] lm_dlm_cancel

[David Teigland]

On Thu, Feb 22, 2007 at 02:54:05PM +0100, BERES Laszlo wrote:
> Hi all,
> 
> we had an interesting situation last night. One of our clients called us
> that their whole GFS (with 5 nodes) is stopped somehow. More exactly the
> GFS-based services couldn't write onto the partitions, but the root
> could touch files, make dirs there. Four of the five nodes were
> rebooted, but nothing happened until the last one was shooted down, at
> this time everything worked normally again.
> 
> That's all what we found on the fifth node :
> 
> Feb 21 14:00:11 logserver kernel: lock_dlm: lm_dlm_cancel 2,18 flags 80
> Feb 21 14:00:11 logserver kernel: lock_dlm: lm_dlm_cancel rv 0 2,18
> flags 40080
> Feb 21 14:00:11 logserver kernel: dlm: gfs1: cancel reply ret -22
> 
> Feb 21 14:00:11 logserver kernel: lock_dlm: ast sb_status -22 2,18 flags
> 40000
> 
> If you have any idea about this, please give us a hint.

That says something has gone wrong, but it's not enough info to say what.
Dave