Re: Abysmal disk performance, how to debug?

From: Tim Schmielau
Date: Sat Jan 20 2007 - 15:29:28 EST


On Sat, 20 Jan 2007, Willy Tarreau wrote:

> Anyway, in your situation with a very small buffer, this should not
> change by more than half a second or so.

Well, his buffer is not small. He has half a GB of RAM, so when
writing 1 GB the buffer would roughly double the dd speed, exactly as he
has shown us.

Anyways, instead of always just posting similar answers to yours, I'll
have dinner now. :-)

Tim
-
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/