On Sat, Jan 20, 2007 at 09:28:57PM +0100, Tim Schmielau wrote: > 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.
yes, but he sees the opposite : when using half of the memory for the buffer, he has low speed. When shorting cache size to 2% only, he doubles his speed. > Anyways, instead of always just posting similar answers to yours, I'll > have dinner now. :-) :-) Willy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/