Re: RAID1 problem - server freezes on md data-check
On Wed, 06 Jan 2010, George Chelidze wrote:
> > So you guys are saying this is in the sata driver? If so, then what's
> > the SATA controler that you are running? It would be interesting to know
> > if you all got the same hardware (and then using the same driver).
>
> HP Embedded 6 Port SATA Controller with Embedded RAID
>
> After more investigation I found that second drive was unable to
> negotiate 3.0Gb/s speed and dropped to 1.5Gb/s.
>
> [ 3.433967] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ...
> [ 4.518560] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>
>
> That's another issue which triggered a question:
>
> Will it make RAID more stable if I force both drives to be 1.5Gb/s? For
> seagate drives it can be done by setting a jumper, no idea how it's
> possible on WD.
If that is about the same model of disk, connected to the same SATA host,
you do realise something is broken, don't you?
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
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