Am Montag, 29. Januar 2001 04:46 schrieb Jens Axboe:
> On Mon, Jan 29 2001, Dieter Nützel wrote:
> > I have pre11 running with Andrea's suggested fix.
> >
> > high_queued_sectors = total_ram / 3;
> > low_queued_sectors = high_queued_sectors / 2;
> > if (low_queued_sectors < 0)
> > low_queued_sectors = total_ram / 2;
> >
> > /*
> > * for big RAM machines (>= 384MB), use more for I/O
> > */
> > /*
> > if (total_ram >= MB(384)) {
> > high_queued_sectors = (total_ram * 4) / 5;
> > low_queued_sectors = high_queued_sectors - MB(128);
> > }
> > */
> >
> > Shouldn't it be clean for a 2.4.1 release?
>
> With enough swap the numbers I saw were not conclusive. I promised
> to test which I haven't gotten done yet, I will do this tomorrow
> and make sure we have the right ratios. However, I don't think
> the pre11 numbers are much off - do you have any results?
I have 256 MB RAM and 200 MB swap but nothing of the later was used during
"dbench 48". It was nothing spectacular but a litte bit faster with the above.
Attention: Results only from memory...;-)
Good night.
Dieter
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