Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750840AbXAROAV (ORCPT ); Thu, 18 Jan 2007 09:00:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751950AbXAROAV (ORCPT ); Thu, 18 Jan 2007 09:00:21 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:4389 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750840AbXAROAU (ORCPT ); Thu, 18 Jan 2007 09:00:20 -0500 Date: Thu, 18 Jan 2007 14:00:10 +0000 From: Pavel Machek To: Roy Huang Cc: linux-kernel@vger.kernel.org, aubreylee@gmail.com, nickpiggin@yahoo.com.au, torvalds@osdl.org Subject: Re: [PATCH] Provide an interface to limit total page cache. Message-ID: <20070118140009.GA4814@ucw.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 690 Lines: 19 Hi! > A patch provide a interface to limit total page cache in > /proc/sys/vm/pagecache_ratio. The default value is 90 > percent. Any > feedback is appreciated. Are you sure percentage is right thing to use? 1% of 200GB machine is 2GB... granularity seems too big here. KB? parts per million? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - 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/