Re: sata_mv issues with more than 1 disk in FC5 2.6.16-1.2096

[Roger Heflin <rheflin@atipa.com>]

Roger Heflin wrote:
> Hello,
>
> I know the FC5 2.6.16-1.2096 is based off of one of the 2.6.16
> stable releases.   I am not sure exactly which one this is based
> on.
>
> I have several machines with this controller, the ones with a single
> disks all work correctly using the Marvell controller.
>
> An identical MB/controller/chassis fails when there are 2 disks
> using software mirroring.  We have tested with 2 separate chassis,
> both exhibit the same failure.
>
> Moving the 2 disks to a different built-in sata controller
> (sata_nv) results in the disks and the mirror working
> correctly.
>
> The errors that it returns are:
> ata4: status=0xd0 { Busy }
> ata2: status=0xd0 { Busy }
> And the machine is terribly slow while this error is happening.
> The error appears to be happening when the disks are trying
> to be mounted.
>
> We have tested the disk on a couple of different combinations of
> ports and this does not seem to change anything.
>
> The single disk machines don't get this error like the 2 disk
> machines, though  they do get this error, every 30 minutes
> or so (probably from  smartd), but this error does not
> appear to be causing issues.
> Apr 19 16:26:19 lab229 kernel: ata1: status=0xd0 { Busy }
> Apr 19 16:26:19 lab229 kernel: ATA: abnormal status 0xD0 on
>     port 0xFFFFC2001012211C
>
> Any thoughts?
>
>                                 Roger


And at least one FC5 2.6.15 variant has the same behavior, so it
is not just on the 2.6.16.x variants.

                              Roger
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