From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: what do you do that stresses your filesystem? Date: Tue, 24 Dec 2002 12:26:36 +0300 Message-ID: <3E08284C.4020906@namesys.com> References: <3E06F360.7000708@namesys.com> <200212231421.52052.bofh@coker.com.au> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <200212231421.52052.bofh@coker.com.au> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Russell Coker Cc: ReiserFS Russell Coker wrote: >On Mon, 23 Dec 2002 12:28, Hans Reiser wrote: > > >>We were discussing how to optimize reiser4 best, and came to realize >>that us developers did not have a good enough intuition for what users >>do that stresses their filesystem enough that they care about its >>performance. >> >>Booting the machine seems like one activity that many users end up >>waiting on the FS for. Yes? >> >> > >Yes, although there are other factors than the file system which determine >boot time. Different types of init scripts can probably improve performance >more than anything you could do to a file system. > >Also if you have a rack-mount server then it'll probably take 2 minutes or >more to go through the BIOS checks so FS delays will seem like nothing by >comparison. > I mostly meant waiting for the fs to read all the binaries that get executed at startup, not just the journal replay time.