System boot hangs when using vm.hugetlb_pool 2005-10-05 - By Tom Sightler
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On Wed, 2005-10-05 at 11:40 -0400, Brian Long wrote:
> On Wed, 2005-10-05 at 11:35 -0400, Hoover Mark A AISC CONT wrote:
> > I've got a SUN SunFire V40z with 24GB of RAM. I'm trying to set
> > vm.hugetlb_pool to 16GB for use with an Oracle SGA. However, when I set
> > vm.hugetlb_pool larger than 6GB, the system hangs at "Configuring kernel
> > parameters".
> >
> > However, if I set it to 16GB (16384) and then run "sysctl -p" it works fine.
So manually put this one setting in rc.local and be happy. Is there
something wrong with that?
> Doesn't TLB need to be a factor of 2? I.e. 1GB, 2GB, 4GB, 8GB, 16GB
> (not 6GB).
I thought it just needs to be on a 2MB boundary, I didn't think it had
to be a factor of two. Could be wrong though.
Later,
Tom
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