Re: Latest vfs scalability patch

Peter Zijlstra
2009-10-06T11:11:20Z

On Tue, 2009-10-06 at 12:26 +0200, Jens Axboe wrote:

> I did a quick perf analysis on that, but only on 8 clients (64 clients
> basically causes perf to shit itself, it's just not functional).

Even when used with -a so that you profile each cpu? I can imagine the
cacheline contention from the inherited counters to render a 64 thread
machine less than usable?