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Re: ASRock A785GMH/128M fails to find devices when in RAID mode and disk
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From: |
Andrei Borzenkov |
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Subject: |
Re: ASRock A785GMH/128M fails to find devices when in RAID mode and disks are present |
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Date: |
Sun, 31 Jul 2016 08:02:02 +0300 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
You still provided no evidence that any bootloader sees disks in BIOS on
this system.
31.07.2016 01:13, Xen пишет:
> Andrei Borzenkov schreef op 30-07-2016 20:49:
> I was going to try to see what would happen if I used a device.map to
> install grub on the array:
>
> # grub-mkdevicemap
>
> # cat device.map
> (hd0) /dev/disk/by-id/ata-WDC_WD7500BPKX-00HPJT0_WD-WX81AB574LVH
> (hd1) /dev/disk/by-id/ata-ST1000LM024_HN-M101MBB_S2ZWJ9DG703561
> (hd2) /dev/mapper/pdc_dgddfbecib
>
> # /usr/local/sbin/grub-install /dev/mapper/pdc_dgddfbecib
> Installing for i386-pc platform.
> Found duplicate PV fEGbBntbIprL7ym22b1rQhr9i5Qwlqz7: using
> /dev/mapper/pdc_dgddfbecib not /dev/sdb
> Using duplicate PV /dev/mapper/pdc_dgddfbecib from subsystem DM,
> ignoring /dev/sdb
> Found duplicate PV fEGbBntbIprL7ym22b1rQhr9i5Qwlqz7: using
> /dev/mapper/pdc_dgddfbecib not /dev/sdb
> Using duplicate PV /dev/mapper/pdc_dgddfbecib from subsystem DM,
> ignoring /dev/sdb
> /usr/local/sbin/grub-install: error: cannot find a GRUB drive for
> /dev/mapper/pdc_dgddfbecib. Check your device.map.
>
> So something isn't working. I don't even know if you *can* use Grub2 to
> boot off an array these days, without using Grub Legacy.
>
This is completely unrelated issue and could be one fixed by
3bca85b4184f74995a7cc2791e432173fde26d34.