From: Theodore Tso Subject: Re: Enabling h-trees too early? Date: Thu, 20 Sep 2007 11:14:40 -0400 Message-ID: <20070920151440.GE30221@thunk.org> References: <20070919150715.GH9232@duck.suse.cz> <20070919182450.GF25497@thunk.org> <20070920133350.GH2689@duck.suse.cz> <20070920142800.GC30221@thunk.org> <20070920145839.GD1986@atrey.karlin.mff.cuni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org To: Jan Kara Return-path: Received: from THUNK.ORG ([69.25.196.29]:37955 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756117AbXITPOm (ORCPT ); Thu, 20 Sep 2007 11:14:42 -0400 Content-Disposition: inline In-Reply-To: <20070920145839.GD1986@atrey.karlin.mff.cuni.cz> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Thu, Sep 20, 2007 at 04:58:39PM +0200, Jan Kara wrote: > Hmm, strange - I've just looked at my computer and dir_index is set > just for 5 directories in my tree. I looked at a tree that had object files, which is probably why I had 8 directories; I'm guessing you probably just had kernel sources and no build files. > If I try deleting just them, I also > see some performance decrease but it's less than if I try deleting the > whole tree (and that result seems to be quite consistent)... There's something > fishy there. Maybe I could try seekwatcher or something similar to see > what's really happening. That is very strange..... - Ted