Re: Apparent performance regression 8.3@ -> 8.4@r255966?

2013-10-07 Thread Erik Cederstrand
Den 07/10/2013 kl. 19.28 skrev David Wolfskill : > In examining the CPU utilization graphs, the CPU generally looks > about 5% busy for the first 15 minutes; this would be bmake determining > dependency graphs, I expect. Is that one process using 100% of one core, or many processes using 5% tota

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-11-20 Thread Erik Cederstrand
Den 20/11/2012 kl. 22.03 skrev Mike Jakubik : > On 2012-10-12 05:21 PM, Adrian Chadd wrote: >> On 12 October 2012 11:10, Miroslav Lachman <000.f...@quip.cz> wrote: >>> I don't like comparing Release Candidates without any details about config, >>> but the fact that DF 3.2 is much better than DF 3

Re: Debugging features in HEAD

2012-04-18 Thread Erik Cederstrand
Hi Attilio, Den 18/04/2012 kl. 13.04 skrev Attilio Rao: > 2012/4/18, Erik Cederstrand : >> Hi all, >> >> I'd like to do some performance comparisons between HEAD and e.g. 9.0. Is >> there a more authoritative source than the handwaving at the beginning of >&g

Debugging features in HEAD

2012-04-18 Thread Erik Cederstrand
Hi all, I'd like to do some performance comparisons between HEAD and e.g. 9.0. Is there a more authoritative source than the handwaving at the beginning of /usr/src/UPDATING in HEAD regarding what needs to be changed in HEAD to make HEAD and release branches comparable? Kind regards, Erik_

Re: Benchmark (Phoronix): FreeBSD 9.0-RC2 vs. Oracle Linux 6.1 Server

2011-12-22 Thread Erik Cederstrand
Den 21/12/2011 kl. 19.48 skrev Alexander Leidinger: > And related to the subject: wasn't it you who developed the automatic > benchmarking stuff? If yes, why not make it available? If you don't have he > resources, I offer my help to make it available somewhere. Yes, that's me. I'm mostly out o

Re: Benchmark (Phoronix): FreeBSD 9.0-RC2 vs. Oracle Linux 6.1 Server

2011-12-21 Thread Erik Cederstrand
Den 21/12/2011 kl. 15.20 skrev Randy Schultz: > I agree whole-heartedly. I guess I wasn't clear. I wasn't trying to say most > SA's never tune, only that from watching other SA's over the years, little > tuning is done. As a casual SA, I often find I'm fumbling around in the dark to find out i

Re: Tracking performance areas over time

2010-11-05 Thread Erik Cederstrand
Den 04/11/2010 kl. 18.07 skrev grarpamp: > Not as comparison with FreeBSD but ideas for > tracking FreeBSD performance across release/releng. > > http://www.phoronix.com/scan.php?page=article&item=linux_2612_2637&num=1 > > Provided the version of the unit test is kept the > same and it compiles

Re: Performance Tracker project update

2008-02-13 Thread Erik Cederstrand
Dieter skrev: As suggested in other posts, deleting .pyo and .pyc files gets me down to 6MB. Static libraries (.a files) in /usr/lib and /usr/local/lib still have mismatching MD5 sums even though no source code change warrants this. Can I do anything about that? Perhaps they have an embedded ti

Re: Performance Tracker project update

2008-02-13 Thread Erik Cederstrand
Brooks Davis skrev: On Fri, Feb 08, 2008 at 09:41:09AM +0100, Erik Cederstrand wrote: I finally got around to testing this, and with a combination of mtree comparing md5 hashes, bsdiff compacting changed files and hardlinking unchanged files I get a reduction in size from 256MB to 10MB. Pretty

Re: Performance Tracker project update

2008-02-08 Thread Erik Cederstrand
Brooks Davis skrev: On Wed, Jan 30, 2008 at 07:20:23PM +0100, Erik Cederstrand wrote: I'd like a situation where I can very quickly set up a slave with a specific version of FreeBSD to run additional tests or provide shell access to a developer. This currently involves adding an entry

Re: Performance Tracker project update

2008-01-30 Thread Erik Cederstrand
Kris Kennaway wrote: Robert Watson wrote: One thing I am looking at is how to best create a library of world tarballs that can be used to populate a nfsroot (or hybrid of periodic tarballs + binary diffs to save space). Then you could provide your benchmark in a standardized format (start/en

Re: Performance Tracker project update

2008-01-26 Thread Erik Cederstrand
Erik Cederstrand wrote: I'd like to send a small update on my progress on the Performance Tracker project. I now have a small setup of a server and a slave chugging along, currently collecting data. I'm following CURRENT and collecting results from super-smack and unixbench. T

Re: Performance Tracker project update

2008-01-24 Thread Erik Cederstrand
Alexander Leidinger wrote: Quoting Kris Kennaway <[EMAIL PROTECTED]> (from Thu, 24 Jan 2008 12:08:07 >> I don't see machine availability being a problem once we are ready to "take this live". Me too, but it's in the development stage and Robert asks for some new features, and I've read the a

Re: Performance Tracker project update

2008-01-24 Thread Erik Cederstrand
Ivan Voras wrote: I have a suggestion to make the graphs more readable: if a long period was chosen by the user (e.g. > 100 days / plot points), don't plot points and error bars, plot a simple line through the points. Also, set all date strings on the X-axis to empty strings except for the da

Re: Performance Tracker project update

2008-01-24 Thread Erik Cederstrand
Alexander Leidinger wrote: In case you have some space left for more machines, maybe someone is willing to help out by sponsoring some. Just tell us how many machines you can handle (space/power/...) and if you are interested that we put it up on our wantlist. I'm sharing an office with 4 o

Re: Performance Tracker project update

2008-01-23 Thread Erik Cederstrand
Kris Kennaway wrote: Robert Watson wrote: Yes -- I was mostly thinking about backdating in order to play "catchup" when a new benchmark is introduced. One thing I am looking at is how to best create a library of world tarballs that can be used to populate a nfsroot (or hybrid of periodic t

Re: Performance Tracker project update

2008-01-23 Thread Erik Cederstrand
Robert Watson wrote: On Wed, 23 Jan 2008, Erik Cederstrand wrote: I agree that there's a need for an overview and some sort of notification. I've been collecting historical data to get a baseline for the statistics and I'll try to see what I can do over the next weeks. A th

Re: Performance Tracker project update

2008-01-23 Thread Erik Cederstrand
Robert Watson wrote: This looks really exciting! Do you plan to add a way so that people can submit performance data? I.e., if I set up my own test box and want to submit a result once a week for that, will there be a way for me to get set up with a username/password, submit configuration i

Re: Performance Tracker project update

2008-01-23 Thread Erik Cederstrand
Kris Kennaway wrote: This is coming along very nicely indeed! One suggestion I have is that as more metrics are added it becomes important for an "at a glance" overview of changes so we can monitor for performance improvements and regressions among many workloads. > One way to do this would

Re: Optimizing "make release"

2007-09-25 Thread Erik Cederstrand
Brooks Davis wrote: On Tue, Sep 25, 2007 at 08:59:44AM +0200, Erik Cederstrand wrote: Brooks Davis wrote: On Mon, Sep 24, 2007 at 01:34:34PM +0200, Erik Cederstrand wrote: >> [...] If I ignore documentation distfiles (will this affect benchmarks in any way?), AFAICT the only distri

Re: Optimizing "make release"

2007-09-24 Thread Erik Cederstrand
Brooks Davis wrote: On Mon, Sep 24, 2007 at 01:34:34PM +0200, Erik Cederstrand wrote: >> [...] If I ignore documentation distfiles (will this affect benchmarks in any way?), AFAICT the only distribution sets I need are base, proflibs, kernels and (maybe) lib32. Is there a way to get

Optimizing "make release"

2007-09-24 Thread Erik Cederstrand
Hi! In an effort to run benchmarks on the latest CURRENT on a couple of slave machines, I need to build the distribution sets necessary for an NFS install as fast as possible (the slaves are installing over PXE), but still ending up with something as close as possible to a normal default inst