Re: Reading /proc/slabinfo causes stalls

From: Avleen Vig
Date: Tue Oct 16 2012 - 15:04:53 EST


On Tue, Oct 16, 2012 at 1:55 PM, Christoph Lameter <cl@xxxxxxxxx> wrote:
> On Tue, 16 Oct 2012, David Rientjes wrote:
>
>> Or convert slab_mutex to be a rwlock?
>
> The RT folks just converted it to a mutex.... ;-)

Damn :-)

I'll play around with SLUB.
There were some concerns that it doesn't perform as well as SLAB on
large hardware (we're almost always running >16G RAM, and regularly
>96G RAM on things like memcache servers).
If the performance pans out, SLUB would be great.
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