make kernel ignore broken SATA disk

[Stefan Bethke]

Am 12.04.2020 um 18:29 schrieb Eugene Grosbein <eugen at grosbein.net>:
> 
> 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 at 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?

FreeBSD 12.1-STABLE r358833 amd64

Stefan

--
Stefan Bethke <stb at lassitu.de>   Fon +49 151 14070811

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