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From: Robert Hancock <hancockr@shaw.ca>
To: Oskar Liljeblad <oskar@osk.mine.nu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: sata errors with Seagate 1.5TB on AMD 780G/SB700 motherboard
Date: Tue, 28 Oct 2008 17:19:37 -0600 [thread overview]
Message-ID: <49079E09.20703@shaw.ca> (raw)
In-Reply-To: <fa.01zEaARwrup2dCOTuHTYxzuS9BI@ifi.uio.no>
Oskar Liljeblad wrote:
> Can anyone make any sense of these SATA errors? They're killing my md RAID5
> (at least the second error did).
>
> Hard drives (ata1/sda, ata2/sdb, ata3/sdc): Seagate ST31500341AS 1.5TB SATA
> Motherboard: Asus M3A78-EH with AMD 780G/SB700 chipset
> SATA driver: ahci
> 00:11.0 SATA controller: ATI Technologies Inc SB700/SB800 SATA Controller [AHCI mode]
>
> Smart reports no errors on the drives, short & long tests have been run as
> well. The system is brand new.
>
> I've read some reports about SATA 3.0 Gbps vs 1.5 Gbps problems and I'm
> considering limiting the drives to 1.5 Gbps using jumpers. Would that be a
> good idea?
>
> 19:24:26 ata2: exception Emask 0x50 SAct 0x0 SErr 0x90a02 action 0xe frozen
> 19:24:26 ata2: irq_stat 0x00400000, PHY RDY changed
> 19:24:26 ata2: SError: { RecovComm Persist HostInt PHYRdyChg 10B8B }
RecovComm: Communications between device and host temporarily lost, but
regained
Persist: Persistent communication or data integrity error
HostInt: Host bus adapter internal error
PHYRdyChg: PhyRdy signal changed state
10B8B: 10b to 8b decoding error occurred
Sounds like the drive and the controller are unhappy with each other, or
there's some kind of communications or hardware problem. Not likely a
kernel issue.
It's unclear if limiting to 1.5 Gbps would help, you could try it and see..
next parent reply other threads:[~2008-10-28 23:19 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.01zEaARwrup2dCOTuHTYxzuS9BI@ifi.uio.no>
2008-10-28 23:19 ` Robert Hancock [this message]
2008-10-29 18:58 ` sata errors with Seagate 1.5TB on AMD 780G/SB700 motherboard Oskar Liljeblad
2008-10-29 20:17 ` Alan Cox
2008-10-29 20:23 ` Ric Wheeler
2008-10-29 20:52 ` Phillip O'Donnell
2008-10-29 22:37 ` Ric Wheeler
2008-11-07 11:33 ` Kasper Sandberg
2008-11-07 12:27 ` Ric Wheeler
[not found] ` <fa.Dwk+NgWNu7+JRcsgOPCxSr7y5SQ@ifi.uio.no>
[not found] ` <fa.fIxdVik0iPc+lS+sd5ef+ZoALzQ@ifi.uio.no>
2008-10-30 0:39 ` [PATCH] libata: Avoid overflow in ata_tf_to_lba48() when tf->hba_lbal > 127 Robert Hancock
2008-10-28 17:01 sata errors with Seagate 1.5TB on AMD 780G/SB700 motherboard Oskar Liljeblad
2008-10-28 17:59 ` David Rees
2008-10-28 23:25 ` Phillip O'Donnell
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