Re: Possible ways of dealing with OOM conditions.

From: Christoph Lameter
Date: Fri Jan 19 2007 - 12:55:49 EST


On Thu, 18 Jan 2007, Peter Zijlstra wrote:

>
> > Cache misses for small packet flow due to the fact, that the same data
> > is allocated and freed and accessed on different CPUs will become an
> > issue soon, not right now, since two-four core CPUs are not yet to be
> > very popular and price for the cache miss is not _that_ high.
>
> SGI does networking too, right?

Sslab deals with those issues the right way. We have per processor
queues that attempt to keep the cache hot state. A special shared queue
exists between neighboring processors to facilitate exchange of objects
between then.
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