From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 28 Jun 1999 20:53:23 -0400 (EDT) From: Chuck Lever Subject: Re: filecache/swapcache questions [RFC] [RFT] [PATCH] kanoj-mm12-2.3.8 In-Reply-To: <14199.62047.543601.273526@dukat.scot.redhat.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: "Stephen C. Tweedie" Cc: Kanoj Sarcar , andrea@suse.de, torvalds@transmeta.com, linux-mm@kvack.org List-ID: On Mon, 28 Jun 1999, Stephen C. Tweedie wrote: > On Mon, 28 Jun 1999 13:51:03 -0700 (PDT), kanoj@google.engr.sgi.com (Kanoj Sarcar) said: > > >> or perhaps the kernel could start more than one kswapd (one per swap > >> partition?). with my patch, regular processes never wait for swap out > >> I/O, only kswapd does. > > This is a mistake: such blocking is one of the prime ways in which we > can limit the rate at which processes can consume memory. whoops. i'm sorry, i mis-typed. i meant that regular processes never *dispatch* I/O. neither kswapd nor regular processes will wait. - Chuck Lever -- corporate: personal: or The Linux Scalability project: http://www.citi.umich.edu/projects/linux-scalability/ -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://humbolt.geo.uu.nl/Linux-MM/