From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Masover Subject: Re: reiser fs slow on mksf and mount Date: Sat, 27 Aug 2005 16:55:16 -0500 Message-ID: <4310E144.2070203@slaphack.com> References: <1125074717.5549.44.camel@localhost.localdomain> <1125080213.5549.100.camel@localhost.localdomain> <4310BF35.3060603@suse.com> <200508272345.09417.chrivers@iversen-net.dk> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <200508272345.09417.chrivers@iversen-net.dk> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Christian Iversen Cc: reiserfs-list@namesys.com Christian Iversen wrote: > On Saturday 27 August 2005 21:29, Jeff Mahoney wrote: > >>Ming Zhang wrote: > Another thing is that it can easily take several seconds to do "ls -l" on a > directory with a 0-10 GB data in it. Is that normal? There's usually less > than 50 files of test data, ranging in size from 200MB to 900MB. I've > disabled atime updates, but that didn't help much. The controller and disks > are plenty fast, so I feel something is amiss. Interesting, I'd always assumed this was an issue with the lazy allocation. On my box, this meant that occasionally, I'd run into a situation where some random FS operation would take 5-10 seconds, because (I assumed) it would have been the random operation that used up enough RAM that the FS decided to flush.