Linux kernel 2.6.33 mkfs.btrfs -d raid0 -L storage -m raid1 /dev/sdg2 /dev/sdh2 /dev/sdi2 /dev/sdj2 mount -t btrfs -o thread_pool=8,noatime /dev/sdg2 /storage running dbench with 512 processes Please see attached dmesg output. The system stayed up, but the disk stopped responding. -- Andy Carlson --------------------------------------------------------------------------- Gamecube:$150,PSO:$50,Broadband Adapter: $35, Hunters License: $8.95/month, The feeling of seeing the red box with the item you want in it:Priceless.