[Bug 195349] CAM status: Command timeout since upgrade to 10.1

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Thu Dec 11 12:36:39 UTC 2014


--- Comment #16 from Art Win <art at make.lv> ---
(In reply to pascal.guitierrez from comment #15)
> (In reply to Kurt Jaeger from comment #13)
> > Here is a case where disabeling msi did not help:
> > 
> > https://lists.freebsd.org/pipermail/freebsd-stable/2014-December/081243.html
> I don't think that is the same issue.
> The rest of us were:
> 1. not seeing any checksum errors; and
> 2. seeing the timeouts crossing multiple ahcich devices
> That doesn't appear to be the case in the referenced link

I agree. For me, even the CD-ROM port timed out, which hosts the fifth drive in
separate enclosure. And hint.ahci.0.msi="0" workaround helps here too.

I tried to backport
but this does not help, still hangs. Not that I know what this actually does

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