It appears to be the '-o on' causing the problem. If I remove that, the errors go away. The strange part is that according to the smartctl documentation, my drives support it: # smartctl -c /dev/sda smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-7 Bruce Allen Home page is http://smartmontools.sourceforge.net/ === START OF READ SMART DATA SECTION === General SMART Values: Offline data collection status: (0x00) Offline data collection activity was never started. Auto Offline Data Collection: Disabled. Self-test execution status: ( 0) The previous self-test routine completed without error or no self-test has ever been run. Total time to complete Offline data collection: (4797) seconds. Offline data collection capabilities: (0x5b) SMART execute Offline immediate. Auto Offline data collection on/off support. Suspend Offline collection upon new command. Offline surface scan supported. Self-test supported. No Conveyance Self-test supported. Selective Self-test supported. SMART capabilities: (0x0003) Saves SMART data before entering power-saving mode. Supports SMART auto save timer. Error logging capability: (0x01) Error logging supported. General Purpose Logging supported. Short self-test routine recommended polling time: ( 1) minutes. Extended self-test routine recommended polling time: ( 80) minutes. Thanks, -Andrew On 9/18/07, Bruce Allen <ballen@xxxxxxxxxxxxxxxxxxxx> wrote: > Does removing '-o on' and/or '-S on' eliminate the errors? > > > On Mon, 17 Sep 2007, Andrew Paprocki wrote: > > > Bruce, > > > > Just built it -- it eliminated the HSM violations, but I still get the > > device errors: > > > > smartmontools release 5.38 dated 2006/12/20 at 20:37:59 UTC > > (I see the above date, even though I verified it is built from CVS head) > > > > ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 > > ata2.00: cmd b0/db:f8:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0 > > res 51/04:f8:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error) > > ata2.00: configured for UDMA/100 > > ata2: EH complete > > > > This is what it is in smartd.conf: > > /dev/sda -d ata -a -o on -S on > > /dev/sdb -d ata -a -o on -S on > > /dev/sdc -d ata -a -o on -S on > > > > Thanks, -Andrew - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html