On Sat, Sep 18, 2010 at 09:57:59PM +0400, Sergey Vlasov wrote:
 
> Посмотрите ещё в /var/log/kernel/* (но там придётся выбирать куски из
> нескольких файлов по времени).

Вот опять. В messages
Sep 19 16:11:03 home kernel: [ 4990.880025] ata2.00: exception Emask 0x0
SAct 0x0 SErr 0x0 action 0x6 frozen
Sep 19 16:11:03 home kernel: [ 4990.880030] ata2.00: failed command: READ
DMA EXT
Sep 19 16:11:03 home kernel: [ 4990.880036] ata2.00: cmd
25/00:00:a7:b1:d1/00:01:18:00:00/e0 tag 0 dma 131072 in
Sep 19 16:11:03 home kernel: [ 4990.880037]          res
40/00:00:01:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
Sep 19 16:11:03 home kernel: [ 4990.880040] ata2.00: status: { DRDY }
Sep 19 16:11:03 home kernel: [ 4990.880047] ata2: hard resetting link
Sep 19 16:11:08 home kernel: [ 4996.396010] ata2: link is slow to respond,
please be patient (ready=0)
Sep 19 16:11:13 home kernel: [ 5000.932009] ata2: SRST failed (errno=-16)
Sep 19 16:11:13 home kernel: [ 5000.932015] ata2: hard resetting link
Sep 19 16:11:19 home kernel: [ 5006.448009] ata2: link is slow to respond,
please be patient (ready=0)
Sep 19 16:11:23 home kernel: [ 5010.984010] ata2: SRST failed (errno=-16)
Sep 19 16:11:23 home kernel: [ 5010.984016] ata2: hard resetting link
Sep 19 16:11:29 home kernel: [ 5016.500010] ata2: link is slow to respond,
please be patient (ready=0)
Sep 19 16:11:58 home kernel: [ 5046.012010] ata2: SRST failed (errno=-16)
Sep 19 16:11:58 home kernel: [ 5046.012016] ata2: limiting SATA link speed
to 1.5 Gbps
Sep 19 16:11:58 home kernel: [ 5046.012021] ata2: hard resetting link
Sep 19 16:12:03 home kernel: [ 5051.024010] ata2: SRST failed (errno=-16)
Sep 19 16:12:03 home kernel: [ 5051.024014] ata2: reset failed, giving up
Sep 19 16:12:03 home kernel: [ 5051.024017] ata2.00: disabled
Sep 19 16:12:03 home kernel: [ 5051.024027] ata2: EH complete
Sep 19 16:12:03 home kernel: [ 5051.024040] sd 1:0:0:0: [sdb] Unhandled
error code
Sep 19 16:12:03 home kernel: [ 5051.024042] sd 1:0:0:0: [sdb] Result:
hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
Sep 19 16:12:03 home kernel: [ 5051.024046] sd 1:0:0:0: [sdb] CDB:
Read(10): 28 00 18 d1 b1 a7 00 01 00 00
Sep 19 16:12:03 home kernel: [ 5051.024057] end_request: I/O error, dev
sdb, sector 416395687


в kernel/errors

Sep 19 16:11:03 home kernel: [ 4990.880025] ata2.00: exception Emask 0x0
SAct 0x0 SErr 0x0 action 0x6 frozen
Sep 19 16:11:03 home kernel: [ 4990.880030] ata2.00: failed command: READ
DMA EXT
Sep 19 16:11:03 home kernel: [ 4990.880036] ata2.00: cmd
25/00:00:a7:b1:d1/00:01:18:00:00/e0 tag 0 dma 131072 in
Sep 19 16:11:03 home kernel: [ 4990.880037]          res
40/00:00:01:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
Sep 19 16:11:03 home kernel: [ 4990.880040] ata2.00: status: { DRDY }
Sep 19 16:11:13 home kernel: [ 5000.932009] ata2: SRST failed (errno=-16)
Sep 19 16:11:23 home kernel: [ 5010.984010] ata2: SRST failed (errno=-16)
Sep 19 16:11:58 home kernel: [ 5046.012010] ata2: SRST failed (errno=-16)
Sep 19 16:12:03 home kernel: [ 5051.024010] ata2: SRST failed (errno=-16)
Sep 19 16:12:03 home kernel: [ 5051.024014] ata2: reset failed, giving up
Sep 19 16:12:03 home kernel: [ 5051.024057] end_request: I/O error, dev
sdb, sector 416395687
Sep 19 16:13:01 home kernel: [ 5109.090969] end_request: I/O error, dev
sdb, sector 416395943
Sep 19 16:13:01 home kernel: [ 5109.090991] end_request: I/O error, dev
sdb, sector 574578719


При этом smartctl --all
 
Short INQUIRY response, skip product id
A mandatory SMART command failed: exiting. To continue, add one or more
'-T permissive' options.

-- 
WBR,Алексей Морсов
программист ЗАО "ИК "Риком-Траст"
Jabber: samurai@www.fondmarket.ru
ALT Linux Team Member

<AMorozov> vsu: то есть, я правильно понял, что ваше отношение к
           tmpfs-lookup-traps в данный момент отрицательное?
<vsu> AMorozov: по крайней мере места, напоминающие баги, там есть
<AMorozov> vsu: :-) Удивительная политкорректность ;-)