On Apr 24, 2013, at 8:58 AM, Dave Love <d.love_at_[hidden]> wrote:
> "Elken, Tom" <tom.elken_at_[hidden]> writes:
>>> I have seen it recommended to use psm instead of openib for QLogic cards.
>> Yes. PSM will perform better and be more stable when running OpenMPI
>> than using verbs.
> But unfortunately you won't be able to checkpoint.
True - yet remember that OMPI no longer supports checkpoint/restart after the 1.6 series. Pending a new supporter coming along
>> Intel has acquired the InfiniBand assets of QLogic
>> about a year ago. These SDR HCAs are no longer supported, but should
>> still work.
> Do you mean they should work with the latest infinipath libraries
> (despite what it said or implied in the notes for last version I got
> from QLogic?) or possibly what's in RHEL? I thought I'd actually tried
> and failed with later stuff, but may just have gone by the release notes.
>> You can get the driver (ib_qib) and PSM library from OFED 188.8.131.52 or
>> the current release OFED 3.5.
> I wonder if there's a version of the driver that's known to work in a
> current RHEL5 system with QLE7140. We get frequent qib-related kernel
> panics from a vanilla RHEL5.9 kernel -- after running OK under test for
> a few weeks, and nothing relevant appearing to have changed to cause
> it... (There's a trace on the redhat bugzilla with qib in the issue
> title, for what it's worth.) I'm currently reverting to old stuff.
> It's good if Infinipath-land is taking an interest in OMPI again, and
> that the libraries are now under a free licence.
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