Date: Tue, 14 Feb 2012 02:05:13 -0800 From: Jeremy Chadwick <freebsd@jdc.parodius.com> To: Victor Balada Diaz <victor@bsdes.net> Cc: stable@FreeBSD.org Subject: Re: problems with AHCI on FreeBSD 8.2 Message-ID: <20120214100513.GA94501@icarus.home.lan> In-Reply-To: <20120214091909.GP2010@equilibrium.bsdes.net> References: <20120214091909.GP2010@equilibrium.bsdes.net>
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On Tue, Feb 14, 2012 at 10:19:09AM +0100, Victor Balada Diaz wrote: > We're having some troubles with AHCI under FreeBSD 8.2 and 8-STABLE. The error is: > > ahcich0: Timeout on slot 8 > ahcich0: is 00000000 cs 00000100 ss 00000000 rs 00000100 tfd c0 serr 00000000 > ahcich0: AHCI reset... > ahcich0: SATA connect time=0ms status=00000123 > ahcich0: ready wait time=18ms > ahcich0: AHCI reset done: device found > (ada0:ahcich0:0:0:0): Request requeued > (ada0:ahcich0:0:0:0): Retrying command > (ada0:ahcich0:0:0:0): Command timed out > (ada0:ahcich0:0:0:0): Retrying command > ahcich0: Timeout on slot 8 > ahcich0: is 00000000 cs 007ff000 ss 007fff00 rs 007fff00 tfd c0 serr 00000000 > ahcich0: AHCI reset... > ahcich0: SATA connect time=0ms status=00000123 > ahcich0: ready wait time=84ms > ahcich0: AHCI reset done: device found > (ada0:ahcich0:0:0:0): Request requeued > (ada0:ahcich0:0:0:0): Retrying command > (ada0:ahcich0:0:0:0): Command timed out > (ada0:ahcich0:0:0:0): Retrying command > (ada0:ahcich0:0:0:0): Request requeued > [...] > > If we use old ATA driver we have no problems. If we just use the first disk (ada0) with ahci, > no problems either. If we use both disks (ada0 and ada1) in gmirror setup with ahci, we > got the above error. If we use both disks in gmirror with old ata driver, no problems. Please provide SMART statistics for both disks by installing ports/sysutils/smartmontools (5.42 or newer please) and running "smartctl -a" against both disks (ada0/ada1, or ad4/ad10 -- doesn't matter which driver you're using). I will review the output. -- | Jeremy Chadwick jdc@parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, US | | Making life hard for others since 1977. PGP 4BD6C0CB |
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