Messages in this thread | | | Date | Wed, 15 Jul 2015 14:33:33 +0300 | From | Matan Barak <> | Subject | Re: [BUG] mellanox IB driver fails to load on large config |
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On 7/14/2015 11:28 PM, Alex Thorlton wrote: > On Tue, Jul 14, 2015 at 11:06:26PM +0300, Or Gerlitz wrote: >> On Tue, Jul 14, 2015 at 9:48 PM, Alex Thorlton <athorlton@sgi.com> wrote: >>> On Tue, Jul 14, 2015 at 01:22:34PM -0500, andrew banman wrote: >>>> On Sat, Jul 11, 2015 at 11:20:19PM +0300, Or Gerlitz wrote: >>>>> On Fri, Jul 10, 2015 at 10:15 PM, andrew banman <abanman@sgi.com> wrote: >>>>>> I'm seeing a large number of allocation errors originating from the Mellanox IB >>>>>> driver when booting the 4.2-rc1 kernel on a 4096cpu 32TB memory system: >>>>> >>>>> Just to make sure, mlx4 works fine on this small (...) system with 4.1 >>>>> and 4.2-rc1 breaks, or 4.2-rc1 is the 1st time you're trying that >>>>> config? >>>> >>>> I'll let Alex comment on that, he did some testing on that. >>> >>> I started seeing this on a 4.1-rc8 kernel, so it's been around for a >>> little while. It may have been around before 4.1-rc8, but I haven't run >>> any kernels older than that on the big machine for some time. >> >> To make sure I am correctly following, on 4.1-rc8 you also see >> something, right? > > Yes, that's correct. > >> are these the same messages or different ones? if the latter send to us. > > We see the same exact messages on 4.1-rc8.
Hi,
We don't recall getting those error with 32cpu machines, but we'll try to reproduce this issue.
Matan
> > Thanks for looking into this! > > - Alex >
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