---------- Forwarded message ---------- From: Mariano Martinez Peck <[email protected]> Date: Sun, Sep 25, 2011 at 1:04 PM Subject: Re: [Vm-dev] [Pharo-project] jenkins cog - slow monticello on osx To: Squeak Virtual Machine Development Discussion < [email protected]>
On Thu, Sep 22, 2011 at 9:57 PM, David T. Lewis <[email protected]> wrote: > > Check to see if your VM has ZipPlugin (Smalltalk listBuiltinModules). > Good point. I see it. Doru, do you ? > This has a big effect on Monticello performance. > > Dave > > On Thu, Sep 22, 2011 at 07:32:17PM +0200, Tudor Girba wrote: > > > > Hi, > > > > I looked a bit into the slowness of the OS X Jenkins Cog VM with > Monticello. The problem exists and it is reproducible. > > > > I performed the following experiments using the following script: > > > > Time millisecondsToRun: > > [ 1 to: 100 do: [:x | > > | window | > > window := MCWorkingCopyBrowser new show. > > window delete ] ] > > > > I ran it on the same image using the following vms (on Mac OS X Lion): > > - Jenkins VM from 31.08.2011 > > - Cog VM r2489 > > > > I ran the scenario twice with two different setups: > > > > 1. I placed the image in an empty folder: > > > > Cog VM 2389: 4808 ms > > Jenkins VM: 7345 ms > > > > 2. I places the image in a folder that already had a large package-cache > with 7400 mcz files: > > Cog VM: 4867 ms > > Jenkins VM: 50754 ms > > > > > > So: > > - even if there is no package cache, the Jenkins VM seems to perform 1.5 > times slower > > - when there is a package-cache, it becomes hardly unusable. > > > > Cheers, > > Doru > > > > > > On 8 Sep 2011, at 12:10, Tudor Girba wrote: > > > > > Hi, > > > > > > I did not forget about this, but I did not have enough time yet. > > > > > > Cheers, > > > Doru > > > > > > > > > On 26 Aug 2011, at 14:40, Igor Stasenko wrote: > > > > > >> > > >> On 26 August 2011 13:30, Tudor Girba <[email protected]> wrote: > > >>> Hi, > > >>> > > >>> Since a couple of weeks I am working with the Cog VM built on > Jenkins: > > >>> https://ci.lille.inria.fr/pharo/view/Cog/job/Cog-Mac-Cocoa/ > > >>> > > >>> Here is a little feedback. It worked quite well, the only problem is > that Monticello is really slow in the Moose image. This means that even > opening the Monticello Browser takes several seconds. > > >>> > > >>> I thought that this might be induced by something in the Moose image, > but if I try with the Elliot's VM (2489), it works blazingly fast. > > >>> > > >> > > >> Thanks for the information, Tudor. > > >> Apparently the difference between Eliot's VM and Cog-Mac-Cocoa that > > >> they are using different frameworks > > >> (Carbon vs Cocoa) > > >> and i don't know too much details about the difference there. > > >> John or Esteban may have better insights how to fix that. > > >> > > >>> Cheers, > > >>> Doru > > >>> > > >>> > > >>> -- > > >>> www.tudorgirba.com > > >>> > > >>> "The coherence of a trip is given by the clearness of the goal." > > >>> > > >>> > > >>> > > >>> > > >>> > > >>> > > >> > > >> > > >> > > >> -- > > >> Best regards, > > >> Igor Stasenko AKA sig. > > > > > > -- > > > www.tudorgirba.com > > > > > > "Yesterday is a fact. > > > Tomorrow is a possibility. > > > Today is a challenge." > > > > > > > > > > > > > -- > > www.tudorgirba.com > > > > "Sometimes the best solution is not the best solution." > -- Mariano http://marianopeck.wordpress.com -- Mariano http://marianopeck.wordpress.com
