I think I should amend my previous reply: dd if=/dev/rwd0d seek=3522687 count=1 of=foo
didn't generate any kernel messagese, but the file generated looks very suspicious: dstar# dd if=/dev/rwd0d seek=3522687 count=1 of=foo 1+0 records in 1+0 records out 512 bytes transferred in 0.001 secs (512000 bytes/sec) dstar# /bin/ls -l foo -rw-r--r-- 1 root users 1803616256 Jan 7 15:20 foo dstar# du -hs foo 96K foo which I guess is more evidence of the disk going bad. Thanks