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Date:      Mon, 27 Aug 2018 11:21:13 +0200
From:      Philipp Vlassakakis <freebsd-en@lists.vlassakakis.de>
To:        ixbug@riseup.net
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: disk or cable error? (CAM status: ATA Status Error)
Message-ID:  <9A1AD918-BC0D-4A6F-9B7C-EB843886E284@lists.vlassakakis.de>
In-Reply-To: <c9124cc8-7be9-a0ad-62f3-2ebebbd00a9b@riseup.net>
References:  <c9124cc8-7be9-a0ad-62f3-2ebebbd00a9b@riseup.net>

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Hi,

What are the SMART values of the hard disks?=20
High "Reallocated Sectors Count" or anything else?=20

I would change the cable and run a SMART-Test on both disks.
Also make sure you have recent backups.

Regards,


> On 26. Aug 2018, at 17:01, ixbug@riseup.net wrote:
>=20
> Hello,
>=20
> since 3 days I get these errors on my FreeBSD 11.2 server
> which has two (WDC WD1005FBYZ-01YCBB2) disks (ZFS mirror):
>=20
> (ada1:ahcich1:0:0:0): WRITE_FPDMA_QUEUED. ACB: 61 08 90 a4 aa 40 1d 00 =
00 00 00 00
> (ada1:ahcich1:0:0:0): CAM status: ATA Status Error
> (ada1:ahcich1:0:0:0): ATA status: 41 (DRDY ERR), error: 10 (IDNF )
> (ada1:ahcich1:0:0:0): RES: 41 10 90 a4 aa 00 1d 00 00 00 00
> (ada1:ahcich1:0:0:0): Retrying command
> (ada0:ahcich0:0:0:0): WRITE_FPDMA_QUEUED. ACB: 61 60 38 7e 06 40 2e 00 =
00 00 00 00
> (ada0:ahcich0:0:0:0): CAM status: ATA Status Error
> (ada0:ahcich0:0:0:0): ATA status: 41 (DRDY ERR), error: 10 (IDNF )
> (ada0:ahcich0:0:0:0): RES: 41 10 38 7e 06 00 2e 00 00 00 00
> (ada0:ahcich0:0:0:0): Retrying command
>=20
> note that both affect both disks (ada0 + ada1).
>=20
> frequency: about 30 times per day.
>=20
> zpool status is fine.
>=20
>=20
> since last night also smartctl complains:
>=20
> smartctl -a /dev/ada0  (ada1 followed 6 hours later with the same =
output)
> output:
> "
> Error 1 occurred
>  When the command that caused the error occurred, the device was in an =
unknown state.
>=20
>  After command completion occurred, registers were:
>  ER ST SC SN CL CH DH
>  -- -- -- -- -- -- --
>  04 51 00 00 00 00 00  Error: ABRT
>=20
>  Commands leading to the command that caused the error were:
>  CR FR SC SN CL CH DH DC   Powered_Up_Time  Command/Feature_Name
>  -- -- -- -- -- -- -- --  ----------------  --------------------
>=20
> "
>=20
> Do any of these errors provide hints as to whether this is a disk =
error affecting both at the same time
> or broken cable? (both disks are connected to the mainboard via the =
same cable)
>=20
>=20
> thanks in advance,
> ixbug
>=20
>=20
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