Re: [PATCH] kswapd fix & logic improvement

Pavel Machek (
Wed, 4 Mar 1998 09:33:00 +0100


> ...
> > > Turned out the kswapd messages weren't related to the thrashing.
> > > I would have seen it if I hadn't jumped straight into X.
> >
> > Ahh, yes. X allocates a _lot_ of memory at once, and then
> > the damn thing _uses_ it at once... This is guaranteed to
> > make kswapd a bit nervous, both with or without my patch.
> Not only that, but the network activity X induces puts additional stress
> on an already low-memory system by allocating lots of unswappable memory.
> When might we see Pavel's patches to the networking stack meant to get
> swapping over TCP working, but I think they'll really help stability on
> systems with low-memory and busy networks, get integrated?

Sorry? My patches are usable only if you are trying to swap over
network. They will not help on low-memory systems, unless that systems
also lack hard-drives. It is usually much better to swap onto local
drive than over network.

I'm really 	   Pavel
Look at ;-).

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