Re: Are Linux pipes slower than the FreeBSD ones ?

From: Andi Kleen
Date: Wed Mar 05 2008 - 05:19:51 EST


Eric Dumazet <dada1@xxxxxxxxxxxxx> writes:
>
> This benchmarek mostly stress scheduler AFAIK, not really pipe() code...
>
> Lot of context switches...

The recent mysql sysbench benchmark where they also won was also such
a (somewhat unrealistic) scheduler benchmark with a lot of over
scheduling. Just speculating here, but perhaps the context switch got
slower recently?

-Andi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/