Re: [git patches] IDE update

[Ingo Molnar <mingo@elte.hu>]

* Jens Axboe <axboe@suse.de> wrote:

> But! I used hdparm -t solely, 2.6 was always ~5% faster than 2.4. But 
> using -Tt slowed down the hd speed by about 30%. So it looks like some 
> scheduler interaction, perhaps the memory timing loops gets it marked 
> as batch or something?

to check whether that could be the case, could you try:

	nice -n -20 hdparm -t /dev/hdc

does that produce different results?

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