Hi I have a production environment like this: Debian Etch (4.0), ext3, glusterfs-2.0.9 (built from LATEST src), fuse-2.7.4glfs11, mysql 5.1. When I restart mysql it fiils the syslog with messages like this: InnoDB: Unable to lock ./ibdata1, error: 11 I tried next translator variations: type features/posix-locks type features/locks option mandatory-locks on even with mysql restart gluster ... the same problem once and again Can anybody help me ? Thanx in advance ! Here my current configuration: ----------- Sever volume posix1 type storage/posix option directory /media/vol1 option background-unlink yes end-volume volume locks1 type features/posix-locks option mandatory-locks on subvolumes posix1 end-volume volume brick1 type performance/io-threads option thread-count 8 # Default es 16 subvolumes locks1 end-volume volume posix2 type storage/posix option directory /media/vol2 option background-unlink yes end-volume volume locks2 type features/posix-locks option mandatory-locks on subvolumes posix2 end-volume volume brick2 type performance/io-threads option thread-count 8 # Default es 16 subvolumes locks2 end-volume volume server1 type protocol/server option transport-type tcp option transport.socket.bind-address 127.0.0.1 option transport.socket.listen-port 7001 # Default is 6996 option auth.addr.brick1.allow * subvolumes brick1 end-volume volume server2 type protocol/server option transport-type tcp option transport.socket.bind-address 127.0.0.1 option transport.socket.listen-port 7002 # Default is 6996 option auth.addr.brick2.allow * subvolumes brick2 end-volume ----------- Client volume client1 type protocol/client option transport-type tcp option remote-host 127.0.0.1 # El servidor es local option remote-port 7001 # Defalut is 6995 option remote-subvolume brick1 # name of the remote volume end-volume volume client2 type protocol/client option transport-type tcp option remote-host 127.0.0.1 option remote-port 7002 # Defalut is 6995 option remote-subvolume brick2 # name of the remote volume end-volume volume completo type cluster/distribute option min-free-disk 20% subvolumes client1 client2 end-volume volume writebehind type performance/write-behind option cache-size 4MB subvolumes completo end-volume volume iocache type performance/io-cache option cache-size 64MB subvolumes writebehind end-volume -- Martin Eduardo Bradaschia Intercomgi Argentina