From mboxrd@z Thu Jan 1 00:00:00 1970 From: Neil Horman Subject: Re: NFS using too much memory on diskless system Date: Thu, 24 Feb 2005 09:56:19 -0500 Message-ID: <421DEB13.8020402@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: nfs@lists.sourceforge.net Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.12] helo=sc8-sf-mx2.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1D4KQ2-0001HN-M8 for nfs@lists.sourceforge.net; Thu, 24 Feb 2005 06:56:46 -0800 Received: from mx1.redhat.com ([66.187.233.31]) by sc8-sf-mx2.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1D4KPi-0002q9-Qh for nfs@lists.sourceforge.net; Thu, 24 Feb 2005 06:56:46 -0800 To: Gareth Glaccum In-Reply-To: Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: Gareth Glaccum wrote: > Hi Neil, > Thanks for the pointer, > a > sysctl -w vm.dirty_ratio=0 > appears to have removed the problems, I shall continue to investigate this. > Thanks, > Gareth > Glad to hear it worked :) Neil >> From: Neil Horman >> >>> Is there some way of limiting the NFS cache size like there used to >>> be in the 2.4 kernel? (see section B7 of the nfs FAQ I believe) >>> >>> Any ideas gratefully received, >>> Gareth >>> >> It sounds to me your kernel has some sort of vm bug, but if you want >> to shrink page cache usage, you may want to play with the dirty_vm_* >> settings in /proc/sys/vm. I'm still getting used to the 2.6 sysctls, >> but I believe that those settings allow you to specify when your >> kernel decides its under sufficient memory pressure to start moving >> data back to disk. >> >> HTH >> Neil >> >>> _________________________________________________________________ > > > _________________________________________________________________ > Express yourself with cool new emoticons > http://www.msn.co.uk/specials/myemo > > > > ------------------------------------------------------- > SF email is sponsored by - The IT Product Guide > Read honest & candid reviews on hundreds of IT Products from real users. > Discover which products truly live up to the hype. Start reading now. > http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click > _______________________________________________ > NFS maillist - NFS@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/nfs -- /*************************************************** *Neil Horman *Software Engineer *Red Hat, Inc. *nhorman@redhat.com *gpg keyid: 1024D / 0x92A74FA1 *http://pgp.mit.edu ***************************************************/ ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs