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Date:      Sun, 12 Apr 2020 23:29:06 +0700
From:      Eugene Grosbein <eugen@grosbein.net>
To:        Stefan Bethke <stb@lassitu.de>
Cc:        freebsd-stable <freebsd-stable@freebsd.org>
Subject:   Re: make kernel ignore broken SATA disk
Message-ID:  <cd4cbeda-d000-416f-97b6-af3c5c53cd1a@grosbein.net>
In-Reply-To: <EB35C42B-D200-4416-ABF8-B356A53BDA0B@lassitu.de>
References:  <A33629CA-63EC-45AA-AB06-09B003BBB0A6@lassitu.de> <14aeff4a-9241-20ef-2827-5a5282d08a94@grosbein.net> <EB35C42B-D200-4416-ABF8-B356A53BDA0B@lassitu.de>

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12.04.2020 21:57, Stefan Bethke wrote:

>>> Is there a way, ideally in the loader, to tell the kernel to ignore ada1 and/or ahcich5? Or can I force ZFS some other way to ignore the disk? I do have a spare disk I can use to replace the failed one, but I can't get the machine into a state where I could even issue the zpool replace command.
>>
>> It depends on the HDD controller the disk is attached to. What controller and driver does it have?
> 
> This is from an identlical machine without disk issues:
> 
> # camcontrol devlist
> <ST3000DM001-1CH166 CC27>          at scbus4 target 0 lun 0 (ada0,pass0)
> <ST3000DM001-1CH166 CC27>          at scbus5 target 0 lun 0 (ada1,pass1)
> <ST3000DM001-1CH166 CC27>          at scbus6 target 0 lun 0 (ada2,pass2)
> <AHCI SGPIO Enclosure 2.00 0001>   at scbus8 target 0 lun 0 (pass3)
> # pciconf -lv
> ...
> ahci0@pci0:0:23:0:class=0x010601 card=0x088415d9 chip=0xa1028086 rev=0x31 hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = 'Q170/Q150/B150/H170/H110/Z170/CM236 Chipset SATA Controller [AHCI Mode]'
>     class      = mass storage
>     subclass   = SATA

And your FreeBSD version?




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