Jeff Garzik wrote:
> Vasily Averin wrote:
>> Jeff, Tejun,
>>
>> Our RHEL5-based OpenVZ linux kernel reports about SATA-related issues:
>> VIA VT6420 SATA RAID Controller on MSI motherboard, x86_64 kernel based on
>> latest RHEL5 kernel,
>> On booting hardware initialized properly and all works fine some time, but
>> then it detects timeout and disables devices. We have replaced SATA cables,
>> but issue didn't go away and still present.
>>
>> I've googled and found similair bugreport in linux-ide@
>> http://www.mail-archive.com/[EMAIL PROTECTED]/msg06011.html
>>
>> Are you know something about this issue? I've seen that you have fixed SATA
>> reset procedure recently, probably this issue was fixed already?
>
> RHEL5 SATA is unfortunately way out of date :( The next RHEL5 update
> should include a boatload of fixes.
>
> Try running the latest upstream kernel (2.6.21.3 or 2.6.22-rc2-git7),
> and see if the problem is reproducible.
I've reproduced this issue. But on this kernel EH works well and node is still
alive:
Linux version 2.6.22-rc4 ([EMAIL PROTECTED]) (gcc version 3.4.6 20060404 (Red
Hat 3.4.6-3)) #1 SMP Fri Jun 8 14:32:01 MSD 2007
...
hda: lost interrupt
ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
ata1.00: cmd ca/00:78:30:1a:24/00:00:00:00:00/e2 tag 0 cdb 0x0 data 61440 out
res 40/00:01:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
ata1: soft resetting port
ATA: abnormal status 0x7F on port 0x000000000001c007
ATA: abnormal status 0x7F on port 0x000000000001c007
ata1.00: qc timeout (cmd 0x27)
ata1.00: ata_hpa_resize 1: sectors = 156301488, hpa_sectors = 0
ata1.00: failed to set xfermode (err_mask=0x40)
ata1: failed to recover some devices, retrying in 5 secs
ata1: soft resetting port
ATA: abnormal status 0x7F on port 0x000000000001c007
ATA: abnormal status 0x7F on port 0x000000000001c007
ata1.00: qc timeout (cmd 0x27)
ata1.00: ata_hpa_resize 1: sectors = 156301488, hpa_sectors = 0
ata1.00: failed to set xfermode (err_mask=0x40)
ata1.00: limiting speed to UDMA/133:PIO3
ata1: failed to recover some devices, retrying in 5 secs
ata1: soft resetting port
ATA: abnormal status 0x7F on port 0x000000000001c007
ATA: abnormal status 0x7F on port 0x000000000001c007
ata1.00: qc timeout (cmd 0x27)
ata1.00: ata_hpa_resize 1: sectors = 156301488, hpa_sectors = 0
ata1.00: failed to set xfermode (err_mask=0x40)
ata1.00: disabled
ata1: EH complete
sd 0:0:0:0: [sda] Result: hostbyte=DID_BAD_TARGET
driverbyte=DRIVER_OK,SUGGEST_OK
You can find some additional details in bug #8650
http://bugzilla.kernel.org/show_bug.cgi?id=8650
thank you,
Vasily Averin
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