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Subject: Re: AHCI Issues with WDC Black drives and GEOM_MIRROR
To: Octavian Hornoiu <octavianh@gmail.com>, freebsd-geom@FreeBSD.org
References: <CAJ=a7VNA4z08mAyEVk8T1QZ3FUKMzJmm0_v-VW5C0gX8FKTexA@mail.gmail.com>
From: Andriy Gapon <avg@FreeBSD.org>
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Date: Thu, 26 Jan 2017 10:46:44 +0200
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On 26/01/2017 00:59, Octavian Hornoiu wrote:
> OS: 10.3-RELEASE-p12
> Motherboard: ASRock FM2A85X Extreme6 FM2 AMD A85X (Hudson D4) SATA 6Gb/s
> USB 3.0 HDMI ATX AMD Motherboard
> Memory: 16 GB RAM
> 6 Drives: 6x 1TB WD1001FALS (Caviar BLACK)
> 
> I am having a strange issue where I have 6 drives attached to my
> motherboard and 4 of them are coming up as SATA 2.x and the others are
> coming up in a strange downgraded mode.  The first 4 disks are always shown
> as being normal and ada4/5 always have the strange configuration.  I know
> the motherboard chipset is good and supports 7 drives of SATA 2/3 in any
> combination so I'm perplexed as to what the issue is.
> 
> Why are drives 4 and 5 listed as being on bus ata0 and ata1 instead of
> ahcich4 and 5?

Check your BIOS settings.  Sometimes they have a separate IDE/AHCI knob for the
last two channels.


-- 
Andriy Gapon