Can record some seconds of usage that reproduces the slowness? Virtual box has builtin screen recording.

On 4 Apr 2016 22:21, "Saar Drimer" <saar@...3359...> wrote:
No, that didn't work either. I'm happy to try other things... I've
even tried a fresh Ubuntu (15.10) install just now. I'm kind of stuck
because I cannot work on my design :(

Thanks,
Saar.



On Mon, Apr 4, 2016 at 4:26 PM, Martin Owens <doctormo@...400...> wrote:
> Try disabling the ubuntu/unity scroll bars. They cause so many problems,
> maybe they cause this one too.
>
> Martin,
>
> On Mon, 2016-04-04 at 15:59 +0100, C R wrote:
>> The only other possible difference is that I have an SSD installed.
>> However I don't think Inkscape pages memory to disk very much with
>> 16GB of RAM handy. :)
>> Or at least I'd hope not!
>>
>>
>> -C
>>
>>
>>
>> On Mon, Apr 4, 2016 at 3:24 PM, Saar Drimer <saar@...3359...> wrote:
>>         Yes, I use Unity on both computers. After installing Gnome,
>>         there's no
>>         difference, though.
>>
>>         Cheers,
>>         Saar.
>>
>>
>>         On Mon, Apr 4, 2016 at 1:41 PM, C R <cajhne@...400...> wrote:
>>         > Reinstalled Inkscape 0.91 r13725
>>         > Can't reproduce the slowdown on my laptop, even zoomed in to
>>         25600%.
>>         >
>>         > My system: i5-2520M @ 2.5GHz x 4 64-bit, 16GB RAM
>>         >
>>         > Ubuntu 15.10 running Gnome 3.16.4
>>         >
>>         > Inkscape trunk does feel faster by a bit, but I'm not
>>         getting any
>>         > significant lag in 0.91 either.
>>         >
>>         > Saar, are you using Unity by chance?
>>         >
>>         > Thanks.
>>         > -C
>>         >
>>         >
>>         > On Mon, Apr 4, 2016 at 12:42 PM, Saar Drimer
>>         <saar@...3359...> wrote:
>>         >>
>>         >> In this particular instance there aren't any objects with
>>         'lots' of nodes.
>>         >>
>>         >> I'm attaching a design where the performance issued are
>>         less severe
>>         >> than the one I'm experiencing with a design I cannot share,
>>         although
>>         >> the complexity of the latter is not that much greater. They
>>         are both
>>         >> generated by the same software, so should exhibit similar
>>         'symptoms'.
>>         >> Things get clunky when zoomed in and after a while of
>>         editing and
>>         >> zooming in and out. Hiding layers doesn't seem to make much
>>         >> difference. Maybe this could shed some light on the issue?
>>         >>
>>         >> Thanks,
>>         >> Saar.
>>         >>
>>         >>
>>         >>
>>         >> On Mon, Mar 21, 2016 at 11:49 AM, C R <cajhne@...400...>
>>         wrote:
>>         >> > I decided to quickly stress test this, making a 100 point
>>         star,
>>         >> > replicating
>>         >> > it 50 times, converting the objects to geometry, then
>>         shrinking them all
>>         >> > down to .5mm and zooming to 12800%
>>         >> >
>>         >> > Result: There is some slowdown, but not nearly as much as
>>         I was
>>         >> > expecting.
>>         >> > This is on a 4 year old laptop running Ubuntu Linux with
>>         Gnome 3.
>>         >> >
>>         >> > What does slow it down a lot more however is taking those
>>         50 objects,
>>         >> > and
>>         >> > ctrl-k converting them to a single object. The slowdown
>>         is approximately
>>         >> > 10x
>>         >> > slower than what it was before.
>>         >> >
>>         >> > If this is what's slowing you down, my advice would be to
>>         break your
>>         >> > large
>>         >> > (in number of points) object up into multiple objects
>>         while editing,
>>         >> > then
>>         >> > recombine them when done.
>>         >> >
>>         >> > ctrl-shift-k to break apart, and ctrl+k to recombine.
>>         >> >
>>         >> > -C
>>         >> >
>>         >> >
>>         >> >
>>         >> >
>>         >> >
>>         >> > On Mon, Mar 21, 2016 at 11:31 AM, Saar Drimer
>>         <saar@...3359...> wrote:
>>         >> >>
>>         >> >> > OK - Does removing transperance completely speed
>>         things up?
>>         >> >>
>>         >> >> Just tried by removing all opacity. Doesn't make a
>>         difference.
>>         >> >>
>>         >> >> Thanks,
>>         >> >> Saar.
>>         >> >>
>>         >> >>
>>         >> >>
>>         >> >> On Mon, Mar 21, 2016 at 9:47 AM, Olof Bjarnason
>>         >> >> <olof.bjarnason@...400...> wrote:
>>         >> >> > OK - Does removing transperance completely speed
>>         things up?
>>         >> >> >
>>         >> >> >
>>         >> >> >
>>         >> >> > Mvh
>>         >> >> >
>>         >> >> >
>>         >> >> > /Olof
>>         >> >> > -----------------
>>         >> >> > 3-5-åriga småttingar i närheten?
>>         >> >> > Lek & lär siffror och bokstäver via mobilen m.h.a.
>>         Alfamem till
>>         >> >> > Android.
>>         >> >> > https://play.google.com/store/search?q=alfamem
>>         >> >> >
>>         >> >> >
>>         >> >> > On 21 March 2016 at 10:43, Saar Drimer
>>         <saar@...3359...> wrote:
>>         >> >> >>
>>         >> >> >> Hello Olof,
>>         >> >> >>
>>         >> >> >> The entire file has no effects (hence going to
>>         'fastest' in the
>>         >> >> >> settings has no effect), no patterns, and no blur.
>>         Most elements do,
>>         >> >> >> however, have some degree of transparency.
>>         >> >> >>
>>         >> >> >> Thanks,
>>         >> >> >> Saar.
>>         >> >> >>
>>         >> >> >>
>>         >> >> >>
>>         >> >> >>
>>         >> >> >> On Mon, Mar 21, 2016 at 9:34 AM, Olof Bjarnason
>>         >> >> >> <olof.bjarnason@...400...> wrote:
>>         >> >> >> > Are you using any effects on the paths, e.g. bitmap
>>         patterns, blur
>>         >> >> >> > /
>>         >> >> >> > transparency or other?
>>         >> >> >> >
>>         >> >> >> > I have also experienced severe performance problems
>>         when zooming
>>         >> >> >> > in
>>         >> >> >> > paths
>>         >> >> >> > with bitmap patterns on them.
>>         >> >> >> >
>>         >> >> >> >
>>         >> >> >> >
>>         >> >> >> > Mvh
>>         >> >> >> >
>>         >> >> >> >
>>         >> >> >> > /Olof
>>         >> >> >> > -----------------
>>         >> >> >> > 3-5-åriga småttingar i närheten?
>>         >> >> >> > Lek & lär siffror och bokstäver via mobilen m.h.a.
>>         Alfamem till
>>         >> >> >> > Android.
>>         >> >> >> > https://play.google.com/store/search?q=alfamem
>>         >> >> >> >
>>         >> >> >> >
>>         >> >> >> > On 21 March 2016 at 00:07, Saar Drimer
>>         <saar@...3359...> wrote:
>>         >> >> >> >>
>>         >> >> >> >> Hello everyone,
>>         >> >> >> >>
>>         >> >> >> >> I work with Inkscape nearly every day, but am now
>>         experiencing
>>         >> >> >> >> some
>>         >> >> >> >> painfully slow performance with some files (that I
>>         cannot share
>>         >> >> >> >> right
>>         >> >> >> >> now,
>>         >> >> >> >> sorry!) I'm working with Inkscape 0.91 r13725 on
>>         Ubuntu 15.10
>>         >> >> >> >> with
>>         >> >> >> >> an
>>         >> >> >> >> i7-5500 and 16GB of RAM.
>>         >> >> >> >>
>>         >> >> >> >> The designs are not particularly complex, but have
>>         one feature
>>         >> >> >> >> that
>>         >> >> >> >> might be relevant: I'm working with dimension
>>         accurate objects
>>         >> >> >> >> that
>>         >> >> >> >> can be very small, 0.1mm and below (I design
>>         printed circuit
>>         >> >> >> >> boards).
>>         >> >> >> >> The slowness becomes painful when zoomed in onto
>>         the small
>>         >> >> >> >> objects;
>>         >> >> >> >> it
>>         >> >> >> >> happens when I try zooming, choosing objects,
>>         moving them, and
>>         >> >> >> >> even
>>         >> >> >> >> changing tools from 'node' to 'select'. nearly
>>         every such
>>         >> >> >> >> operation
>>         >> >> >> >> I
>>         >> >> >> >> get the greyed-out Ubuntu stall. Working on the
>>         design when
>>         >> >> >> >> zoomed
>>         >> >> >> >> out
>>         >> >> >> >> is not practical, but it is quite a bit faster
>>         performing.
>>         >> >> >> >>
>>         >> >> >> >> Another thing that's happening that could be
>>         related is the
>>         >> >> >> >> following
>>         >> >> >> >> prompts keep appearing on the console:
>>         >> >> >> >>
>>         >> >> >> >> (inkscape:15569): Pango-CRITICAL **:
>>         >> >> >> >> pango_font_family_list_faces:
>>         >> >> >> >> assertion 'PANGO_IS_FONT_FAMILY (family)' failed
>>         >> >> >> >>
>>         >> >> >> >> (inkscape:15569): Gtk-CRITICAL **:
>>         >> >> >> >> IA__gtk_tree_view_scroll_to_cell:
>>         >> >> >> >> assertion 'tree_view->priv->tree != NULL' failed
>>         >> >> >> >>
>>         >> >> >> >> I could not find any report for how to handle
>>         these, and discover
>>         >> >> >> >> if
>>         >> >> >> >> they are related to the performance problems.
>>         >> >> >> >>
>>         >> >> >> >> Searching for a solution through looking at bug
>>         reports, I've
>>         >> >> >> >> tried:
>>         >> >> >> >>
>>         >> >> >> >> * Running with fresh preferences.xml
>>         >> >> >> >> * Geometric bounding box
>>         >> >> >> >> * Reducing the complexity of the design
>>         >> >> >> >> * Hiding layers (there are 24 layers) to only ones
>>         that are
>>         >> >> >> >> relevant
>>         >> >> >> >> for the operation (usually only two layers)
>>         >> >> >> >> * Hiding rulers and scroll-bars
>>         >> >> >> >> * Maximising memory and threads (with restart)
>>         >> >> >> >>
>>         >> >> >> >> I'm out of ideas, and I hope that someone might be
>>         able to
>>         >> >> >> >> recommend
>>         >> >> >> >> something. If there are no ideas, I'll work on a
>>         design that I
>>         >> >> >> >> can
>>         >> >> >> >> share so that we could work though it.
>>         >> >> >> >>
>>         >> >> >> >> Thanks,
>>         >> >> >> >> Saar.
>>         >> >> >> >>
>>         >> >> >> >>
>>         >> >> >> >>
>>         >> >> >> >>
>>         >> >> >> >>
>>         >> >> >> >>
>>         ------------------------------------------------------------------------------
>>         >> >> >> >> Transform Data into Opportunity.
>>         >> >> >> >> Accelerate data analysis in your applications with
>>         >> >> >> >> Intel Data Analytics Acceleration Library.
>>         >> >> >> >> Click to learn more.
>>         >> >> >> >>
>>         http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140
>>         >> >> >> >> _______________________________________________
>>         >> >> >> >> Inkscape-devel mailing list
>>         >> >> >> >> Inkscape-devel@...1793...ists.sourceforge.net
>>         >> >> >> >>
>>         https://lists.sourceforge.net/lists/listinfo/inkscape-devel
>>         >> >> >> >
>>         >> >> >> >
>>         >> >> >
>>         >> >> >
>>         >> >>
>>         >> >>
>>         >> >>
>>         >> >>
>>         ------------------------------------------------------------------------------
>>         >> >> Transform Data into Opportunity.
>>         >> >> Accelerate data analysis in your applications with
>>         >> >> Intel Data Analytics Acceleration Library.
>>         >> >> Click to learn more.
>>         >> >>
>>         http://pubads.g.doubleclick.net/gampad/clk?id=278785351&iu=/4140
>>         >> >> _______________________________________________
>>         >> >> Inkscape-devel mailing list
>>         >> >> Inkscape-devel@...1850...et
>>         >> >>
>>         https://lists.sourceforge.net/lists/listinfo/inkscape-devel
>>         >> >
>>         >> >
>>         >
>>         >
>>
>>
>>
>> ------------------------------------------------------------------------------
>> _______________________________________________
>> Inkscape-devel mailing list
>> Inkscape-devel@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/inkscape-devel
>
>

------------------------------------------------------------------------------
_______________________________________________
Inkscape-devel mailing list
Inkscape-devel@...1794...s.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/inkscape-devel