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From: =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@FreeBSD.org>
Date: Tue, 6 Sep 2005 21:19:18 +0200
To: Dominique Goncalves <dominique.goncalves@gmail.com>
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Cc: freebsd-current@FreeBSD.org
Subject: Re: VIA 6420 SATA150 controller on FreeBSD 6.0
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On 06/09/2005, at 15:26, Dominique Goncalves wrote:

> Hi,
>
> I created a raid-1 with 2 SATA disks with the controller VIA 6420
> SATA150 from the bios setup.
> FreeBSD detects the array with ar0 and I can use /dev/ar0s1 to mount
> my data on FreeBSD 6.0-BETA4.
>
> atapci0: <VIA 6420 SATA150 controller> port
> 0x9000-0x9007,0x9400-0x9403,0x9800-0x9807,0x9c00-0x9c03,0xa000-0xa00f,=20=

> 0xa400-0xa4ff
> irq 20 at device 15.0 on pci0
> ata2: <ATA channel 0> on atapci0
> ata3: <ATA channel 1> on atapci0
> [...]
> ad4: 194481MB <Maxtor 6L200M0 BANC1G10> at ata2-master SATA150
> ad6: 194481MB <Maxtor 6L200M0 BANC1G10> at ata3-master SATA150
> ar0: 194480MB <VIA Tech V-RAID RAID1> status: READY
> ar0: disk0 READY (master) using ad4 at ata2-master
> ar0: disk1 READY (mirror) using ad6 at ata3-master
>
> %mount | grep ar0s1
> /dev/ar0s1 on /raid (ufs, local, soft-updates)
>
> %df -h | grep ar0s1
> /dev/ar0s1             184G     54G    115G    32%    /raid
>
> If I remove one of the disks, FreeBSD can't mount /dev/ar0s1 and I see
> these errors:
>
> ad4: 194481MB <Maxtor 6L200M0 BANC1G10> at ata2-master SATA150
> ar0: 194480MB <VIA Tech V-RAID RAID1> status: BROKEN
> ar0: disk0 DOWN no device found for this subdisk
> ar0: disk1 DOWN no device found for this subdisk
>
> and
> # ls /dev/ar*
> /dev/ar0
>
> AFAIK, if one disk fails, I can continue to use the raid-1 and mount
> ar0s1 (corret me, if I'm wrong).
>
> How can I solve this problem?
> dmesg is attached.

I've just committed a fix for this to -current. Grap ata-raid.? from =20
there and you should be fine..

S=F8ren Schmidt
sos@FreeBSD.org