On Mon, 9 Oct 2006, Andrea Ganduglia wrote: > * end_request: i/o error, dev sdb, sector 5858863 Looks like your disk went bad, you could boot Knoppix 5.x and run the commands that way. smartctl -d ata -t short /dev/sda # wait 3-5 min smartctl -d ata -t long /dev/sda # wait a few hr smartctl -d ata -a /dev/sda > sda.output Then, copy those *.output files to another box and e-mail them to the list/check if there are any failures anywhere. Justin.