Hi,
Given the quality of this controller (SiL is a bit *too* cheap maybe),
and the limited support for it (ataraid(4) can only read metadata from
it), you might want to consider using GEOM to mirror your disks instead
(and use the controller as a plain IDE/ATA controller):
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/geom-mirror.html
On Wed, Aug 09, 2006 at 06:39:46PM +0200, Lasse Edlund wrote:
> I have this "ultra ata IDE controller card" that I try to use with RAID1,
>
> Both the harddrives I intend to use, ad6 & ad4 are working, fsck gives no
> errors and I can read/write on them.
>
> I have setup raid1 on these in the bios utility for the ata controller card.
> but now It says one of them is down!
>
> Why is that? And what can I do about it?
>
>
>
> >From dmesg:
>
> atapci0: port
> 0x1050-0x1057,0x1060-0x1063,0x1058-0
> x105f,0x1064-0x1067,0x1040-0x104f mem 0x4010-0x401000ff irq 18 at device
> 9.0 on pci2
>
> ad0: 19092MB at ata0-master UDMA100
>
> acd0: CDROM at ata1-master PIO4
>
> ad4: 190782MB at ata2-master UDMA100
>
> ad5: 286188MB at ata2-slave UDMA133
>
> ad6: 190782MB at ata3-master UDMA100
>
> ad7: 14664MB at ata3-slave UDMA66
>
> ar0: WARNING - mirror protection lost. RAID1 array in DEGRADED mode
>
> ar0: 190781MB status: DEGRADED
>
> ar0: disk0 DOWN no device found for this subdisk
>
> ar0: disk1 READY (mirror) using ad6 at ata3-master
>
>
>
> su-2.05b# atacontrol list
>
> ATA channel 0:
>
> Master: ad0 ATA/ATAPI revision 4
>
> Slave: no device present
>
> ATA channel 1:
>
> Master: acd0 ATA/ATAPI revision 0
>
> Slave: no device present
>
> ATA channel 2:
>
> Master: ad4 ATA/ATAPI revision 6
>
> Slave: ad5 ATA/ATAPI revision 7
>
> ATA channel 3:
>
> Master: ad6 ATA/ATAPI revision 6
>
> Slave: ad7 ATA/ATAPI revision 4
>
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--
Anders.
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