Direct: [root at xen0 unify]# dd if=/dev/zero of=/sdb2/bar bs=1G count=8 8+0 records in 8+0 records out 8589934592 bytes (8.6 GB) copied, 51.3145 seconds, 167 MB/s Gluster: [root at xen0 unify]# dd if=/dev/zero of=/unify/foo bs=1G count=8 8+0 records in 8+0 records out 8589934592 bytes (8.6 GB) copied, 87.7885 seconds, 97.8 MB/s Boxes are connected with 10 gig Infiniband so that should not be an issue. http://share.robotics.net/glusterfs.vol http://share.robotics.net/glusterfsd.vol ><> Nathan Stratton CTO, BlinkMind, Inc. nathan at robotics.net nathan at blinkmind.com http://www.robotics.net http://www.blinkmind.com