RE: How do I make this thing stop laging? Reboot? Sounds like Windows!

From: Karl Vogel (karl.vogel@seagha.com)
Date: Wed Jun 18 2003 - 04:56:28 EST


> > Swap prefetching? If you have >10% free physical ram and
> any used swap it
> > will start swapping pages back into physical ram. Probably
> not of real
> > benefit but many people like this idea. I have a soft spot
> for it and like
> > using it.
> > --
> >
> > The disadvantage is ofcourse that you will be using up more
> RAM than is
> > really necessary.
>
> No, free RAM is wasted RAM.

But the point is, it's not really free RAM. It's being used for
I/O caching. So while swap prefetching might be suited for
desktop systems, it certainly isn't for servers.

-
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/



This archive was generated by hypermail 2b29 : Mon Jun 23 2003 - 22:00:23 EST