On Wed, Feb 11, 2009 at 8:18 PM, <steve@xxxxxxxxxxx> wrote: > cat /proc/mounts /dev/mapper/gfsc-lvol0 /gfs2 gfs2 rw,hostdata=jid=0:id=720897:first=1 0 0 I also tried mounting explicitly specifying lockproto=lock_dlm, but it didn't help. Is my understanding of locking correct after all? Is that the case if the process makes flock on a file, no other processes including ones running on other cluster nodes could obtain a lock until the first writer releases it? > > It should be listed in the options. That will also tell you if localflocks > has been set as well. We do know of a bug in the GFS/GFS2 flock code though, > it ought to be using an interruptible wait and it doesn't at the moment. > Otherwise I don't know of any other issues. > > Which kernel version are you using? 2.6.18-92.el5xen (from CentOS 5.2) Kirill -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html