From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Pratt Subject: Re: dbench regression in 2.6 Date: Mon, 08 Sep 2003 15:34:59 -0500 Message-ID: <3F5CE7F3.8070303@austin.ibm.com> References: <3F5636F5.4060000@austin.ibm.com> <200309041138.40795.vs@namesys.com> <3F574AEE.7080402@austin.ibm.com> <200309082105.37309.vs@namesys.com> <3F5CDECC.8060404@austin.ibm.com> <3F5CE24B.6020706@namesys.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <3F5CE24B.6020706@namesys.com> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Hans Reiser Cc: Vladimir Saveliev , reiserfs-list@namesys.com, reiserfs-dev@namesys.com Hans Reiser wrote: > Steven Pratt wrote: > >> Ok, first let me start with appologies as this turns out to be a wild >> goose chase. It seems that I am running the version of reiserfsprogs >> that ships with SLES 8.0 (3.6.2) which has a hardcoded check for >> kernel versions 2.2, 2.4 and 2.5, but does not know about 2.6 and >> thus the mkfs.resiserfs is failing. Since all of this testing is >> automated this failure was not caught, and the dbench numbers >> reported were actually for the last filesystem run on that drive, in >> this case XFS (which is why it looks so bad :-) ). I have fixed the >> scripts to force the format to 3.6 and all seems to be well. If I >> get the chance I will go backfill all of the numbers. Sorry for the >> confusion but I run these regresion tests in my spare time and don't >> always have time to crawl through the output, although a simple look >> in the captured /proc/mounts, or even the fstype file I create in the >> benchmark directory would have saved us all a lot of time. >> Again, sorry for the confusion, keep up the good work. >> >> Steve >> >> >> > Steve, thanks a lot for making this effort. I would be interested in > your results. Do you think it might be possible for us to test and > profile reiser4 scalability on your 8-way? We designed reiser4 to be > highly scalable, but of course one always finds a few unexpected > scalability issues when one tests for the first time. Yes, I definitely plan on doing reiser4 benchmarking. Just a matter of finding some time to do it. Steve