Re: The New GNUstep Seems Slow

[Germán Arias]

If I remember correctly, I noticed this problem two or three days before
the release. But as I said, is not too. When Gorm will close, and you
have an unsaved document, the notification panel take a bit time. Here
was where I noticed this.


On jue, 2011-04-28 at 18:19 +0100, David Chisnall wrote:
> Also check for problems with the pasteboard and distributed notification 
> daemons.  I've had a few problems recently with GNUstep apps seeming very 
> slow, due to the daemons not starting, or communications problems.  Starting 
> them manually and (in one case) deleting the GNUstepSecure directory used to 
> store the points made the problems go away.
> 
> I think there might be a bug in NSConnection somewhere, but whenever I look 
> for it I stop experiencing problems...
> 
> David
> 
> On 28 Apr 2011, at 18:16, Eric Wasylishen wrote:
> 
> > I'd suggest trying kcachegrind (nice gui profiler from what I recall) or 
> > gprof.
> > 
> > For gprof you have to do a 'make clean' of everything then 'make 
> > profile=yes' - I think kcachegrind works on unmodified builds.
> > 
> > I'll give these a try when I have a chance - sometime GS feels a bit slow 
> > for me too.
> > 
> > Eric
> > 
> > On 2011-04-28, at 4:08 AM, Fred Kiefr wrote:
> > 
> >> I don't know about any specific reason why GNUstep should now be slower. 
> >> This seems to be an important issue to investigate. Which bacend are you 
> >> using? A wrong backend is the most common reason for a slowdown. If this 
> >> isn't the case we need to use tools to find out where the time gets spend. 
> >> I will send a mail on this next week, when I am back home.
> >> 
> >> Fred
> >> 
> >> On the road
> >> 
> >> Am 27.04.2011 um 07:07 schrieb Germán Arias <german@xelalug.org>:
> >> 
> >>> Yes, I noticed too that the new GNUstep is a bit slow. But not too. On
> >>> my machine, GWorkspace works fine and fast. So your problem should be
> >>> something with configuration or installation.
> >>> 
> >>> 
> >>> On mar, 2011-04-26 at 18:12 +0100, Richard Stonehouse wrote:
> >>>> GNUstep built from the recent tarballs:
> >>>> 
> >>>>  gnustep-make-2.6.0
> >>>>  gnustep-base-1.22.0
> >>>>  gnustep-gui-0.20.0
> >>>>  gnustep-back-0.20.0
> >>>> 
> >>>> runs but seems very slow. On launching GWorkspace, it takes approx
> >>>> 30 - 35 secs before a blank window appears, and a further 10 - 15
> >>>> secs before this gets filled in with the file browser display. During
> >>>> the whole of this time GWorkspace is taking nearly 100% of the CPU. In
> >>>> the previous version (make-2.4.0, base-1.20.1, gui- and back-0.18.0)
> >>>> the whole sequence used to take just 2 - 3 secs.
> >>>> 
> >>>> Other operations in GWorkspace, e.g. moving to an adjacent column in
> >>>> the display, are also slow and CPU-intensive. Other applications,
> >>>> e.g. SystemPreferences, show similar but less extreme symptoms.
> >>>> 
> >>>> It may well be that I've made an error in the build, but the only
> >>>> obviously suspicious thing is a message in the gnustep-base build
> >>>> output:
> >>>> 
> >>>>  "gnustep-base-1.22.0-1130.1-results.txt:checking for thread-safe
> >>>>  +initialize in runtime... configure: WARNING: Your ObjectiveC
> >>>>  runtime does not support thread-safe class initialisation.  Please
> >>>>  use a different runtime if you intend to use threads."
> >>>> 
> >>>> The machine is single-processor and the Objective C library is
> >>>> 
> >>>>  libobjc45-4.5.0_20100604
> >>>> 
> >>>> from the openSUSE 11.3 distribution.
> >>>> 
> >>>> Is this a known problem? (I seem to remember some discussion of
> >>>> diagnostic code slowing things down but assume this has been removed
> >>>> in the tarball release).
> >>>> 
> >>>> If not, what further diagnostics would be useful?
> >>>> 
> >>> 
> >>> 
> >>> _______________________________________________
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> >>> Discuss-gnustep@gnu.org
> >>> https://lists.gnu.org/mailman/listinfo/discuss-gnustep
> >> 
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> > 
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> 
> 
> -- Sent from my Apple II
> 
> 
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