Szabolcs, I suspect it might be an issue with 2.7.2-glfs8. We are seeing similar issues with the 2.7.2 fuse. Please let us know if 2.7.0 works well for you. thanks, avati 2008/1/17, Székelyi Szabolcs <cc@xxxxxxxxx>: > > Hi, > > AFR with posix-locks behaves really strange nowadays... GlusterFS is a > fresh TLA checkout (patch-636), FUSE is brand the new 2.7.2-glfs8. > > I have 4 servers with a 4-way AFR on each and features/posix-locks > loaded just above storage/posix bricks. On each AFR, one replica is the > local storage, the remaining 3 are on the other 3 servers. > > The 4 AFR bricks are mounted on each server from 'localhost'. > > The machines are freshly booted. Basic FS functions (ls, copy, cat) work > fine. > > Now I run a distributed locking test using [1]. On the "master" locker I > get: > > > # /tmp/locktests -n 10 -c 3 -f /mnt/glusterfs/testfile > > Init > > process initalization > > .................... > > -------------------------------------- > > > > TEST : TRY TO WRITE ON A READ LOCK:========== > > TEST : TRY TO WRITE ON A WRITE LOCK:========== > > TEST : TRY TO READ ON A READ LOCK:========== > > TEST : TRY TO READ ON A WRITE LOCK:========== > > TEST : TRY TO SET A READ LOCK ON A READ LOCK: > > After about 5 minutes, another > > > RDONLY: fcntl: Transport endpoint is not connected > > appears, and the locking processes exit on all slave servers, the master > blocks. > > The mount point locks up. Even an `ls` from a different terminal seems > to block forever. > > You can find my server config below. Client configs are simple, just a > protocol/client brick from localhost. I can provide server debug logs if > you need. > > Any idea? > > Thanks, > -- > Szabolcs > > > [1] http://nfsv4.bullopensource.org/tools/tests_tools/locktests-net.tar.gz > > > My server config (from a single node, lu1): > > volume data-posix > type storage/posix > option directory /srv/glusterfs > end-volume > > volume data1 > type features/posix-locks > subvolumes data-posix > end-volume > > volume data2 > type protocol/client > option transport-type tcp/client > option remote-host lu2 > option remote-subvolume data2 > end-volume > > volume data3 > type protocol/client > option transport-type tcp/client > option remote-host lu3 > option remote-subvolume data3 > end-volume > > volume data4 > type protocol/client > option transport-type tcp/client > option remote-host lu4 > option remote-subvolume data4 > end-volume > > volume data-afr > type cluster/afr > subvolumes data1 data2 data3 data4 > end-volume > > volume server > type protocol/server > subvolumes data1 data-afr > option transport-type tcp/server > option auth.ip.data1.allow 10.0.0.* > option auth.ip.data-afr.allow 127.0.0.1,10.0.0.* > end-volume > > > _______________________________________________ > Gluster-devel mailing list > Gluster-devel@xxxxxxxxxx > http://lists.nongnu.org/mailman/listinfo/gluster-devel > -- If I traveled to the end of the rainbow As Dame Fortune did intend, Murphy would be there to tell me The pot's at the other end.
