> > Just for the archives, I got one of these again with 3.14:
> 
> Meelis and Aaro, thanks again for all of your reports.
> 
> After pouring over a lot of the data and auditing some code I'm
> suspecting it's a problem with transparent huge pages.
> 
> One thing you two can do to help me further confirm this is to run
> with THP disabled for a while and see if you still get the log
> messages.

I have snice turned off CONFIG_TRANSPARENT_HUGEPAGE on 3 of 4 servers 
that had this problem (actually most of my sparc64 machines) and the 4th 
has

CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
CONFIG_TRANSPARENT_HUGEPAGE=y
# CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS is not set
CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y
# CONFIG_HUGETLBFS is not set
# CONFIG_HUGETLB_PAGE is not se

and also has not had this problem since then. All 4 machines have been 
running through most -rc's of every kernel.

-- 
Meelis Roos <mr...@linux.ee>
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