Re: [PATCH] 2.3.99-pre6-3+ VM rebalancing

From: Stephen C. Tweedie (sct@redhat.com)
Date: Wed Apr 26 2000 - 06:01:30 EST


Hi,

On Tue, Apr 25, 2000 at 12:06:58PM -0700, Simon Kirby wrote:
>
> Sorry, I made a mistake there while writing..I was going to give an
> example and wrote 60 seconds, but I didn't actually mean to limit
> anything to 60 seconds. I just meant to make a really big global lru
> that contains everything including page cache and swap. :)

Doesn't work. If you do that, a "find / | grep ..." swaps out
everything in your entire system.

Getting the VM to respond properly in a way which doesn't freak out
in the mass-filescan case is non-trivial. Simple LRU over all pages
simply doesn't cut it.

--Stephen

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



This archive was generated by hypermail 2b29 : Sun Apr 30 2000 - 21:00:11 EST