Re: [Bug #11308] tbench regression on each kernel release from 2.6.22-> 2.6.28

From: Eric Dumazet
Date: Mon Nov 17 2008 - 12:44:00 EST


Linus Torvalds a écrit :

On Mon, 17 Nov 2008, Eric Dumazet wrote:

Ingo Molnar a écrit :

it gives a small speedup of ~1% on my box:

before: Throughput 3437.65 MB/sec 64 procs
after: Throughput 3473.99 MB/sec 64 procs
Strange, I get 2350 MB/sec on my 8 cpus box. "tbench 8"

I think Ingo may have a Nehalem. Let's just say that those things rock, and have rather good memory throughput.


I want one :)

Or even two of them :)


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