Shaihulud's been running the Mersenne Twister calculation as a CPU stress test on geoffrin. Related or not, things seem to have gone south; it comes up with "I/O error" in response to most commands, I can't even tell it to shutdown or reboot.
Log fragment: Apr 4 19:05:02 geoffrin kernel: EXT3-fs error (device sd(8,7)) in ext3_reserve_inode_write: IO failure Apr 4 19:05:02 geoffrin kernel: SCSI disk error : host 0 channel 0 id 0 lun 0 return code = 25040001 Apr 4 19:05:02 geoffrin kernel: I/O error: dev 08:07, sector 0 Apr 4 19:05:02 geoffrin kernel: SCSI disk error : host 0 channel 0 id 0 lun 0 return code = 25040001 Apr 4 19:05:02 geoffrin kernel: I/O error: dev 08:07, sector 60715128 Apr 4 19:05:02 geoffrin kernel: SCSI disk error : host 0 channel 0 id 0 lun 0 return code = 25040001 Apr 4 19:05:02 geoffrin kernel: I/O error: dev 08:07, sector 60715008
-- brion vibber (brion @ pobox.com)