[scribus] Speed and CPU

[Owen]

> On Thu, 11 Jun 2009 17:01:56 +0100
> John Beardmore <John at T4sLtd.co.uk> dijo:
>
>> John Jason Jordan wrote:
>> > Scribus has always been slow, and 1.3.5 Rc2 is no exception. ...
>> > I read here comments that Scribus is fairly quick on 64-bit
>> computers.
>> > That leads me to wonder if there is something in my configuration
>> that
>> > is making Scribus not take advantage of all the resources
>> available.
>> >
>> > While working on my current project System Monitor reports Scribus
>> as
>> > using close to a GB of RAM, but the CPU usage is not as high as I
>> would
>> > expect. For example, while waiting to be able to drag a complex
>> object
>> > I would expect the CPU usage to max out, but it does not. I also
>> have a
>> > little CPU speed indicator applet in the Gnome panel which shows
>> 800 -
>> > 1200 - 1600 - 2000 depending on the speed. While waiting for
>> Scribus to
>> > do something it usually stays at 800.
>>
>> So does linux automatically adjust the speed of your cores depending
>> on
>> the priority of the job ?
>>
>> Does this improve if you renice scribus to 0 or higher ?
>
> Unfortunately, these questions exceed my job description level. :(
>
>> Find the PID of scribus with the
>>
>>      ps -fe command
>>
>> then try a
>>
>>      renice 0 PidNumber
>>
>>
>> Let us know if that perks it up.
>
> The results were:
>
> 21820: old priority 0, new priority 0
>
> And it didn't make any difference in the performance. You said "or
> higher." I note that when I look at running apps in System Monitor the
> nice column shows 0 for all apps. I guess I need to learn what "nice"
> does.
>
> It still seems to me that it ought to be faster than it is on this
> computer. And when I watch System Monitor while waiting for Scribus to
> do something that is probably pretty CPU intensive (e.g., grouping or
> ungrouping complex objects), it doesn't take any more of the CPU.
> Maybe
> it's being too nice.







You can run 'top' and see what is chewing up your resources.

However, you may prefer to install htop, and it will give you a better
picture of what is going on

You generally will find some program that is hogging resources and
slowing down the others


-- 



Owen