On Sun, 22 Jul 2012, Justin Kremer wrote:

> On Sun, Jul 22, 2012 at 3:47 PM, Brian Wood <woodbrian77 at gmail.com> wrote:
>> Normally, I can have 30 or more tabs open in Firefox and
>> the top command will report that Firefox is taking less than
>> 2% of the cpu.  Sometimes though, I'll run top and Firefox
>> is taking more than 25% and so I'll close several of my tabs
>> in an effort to find the one or so that are hogging resources.
>> Are there any cpu monitoring tools I could configure to pop
>> up when a process has taken a given percentage of cpu
>> over a certain length of time?  Tia.
>
> I don't know of anything quite like you describe, but could you just
> leave a terminal running top in the background for a while?  Top uses
> very small amounts of resources when left running in Linux. Or you
> could make a cron job to run a script that uses ps, searches for
> firefox processes and check their CPU usage...and e-mail you or
> something if it gets over 20% or so.
> Conky or GKrellm might have a pretty GUI to show the same thing.  But
> beauty is in the eye of the beholder.
> Another rather different (and possibly undesirable) option is to
> temporarily switch to Chrome or Chromium and see if you still run into
> resource issues.  If you do, it creates a separate process for each
> tab, so you can more easily isolate which tab is misbehaving.  A
> couple downsides are that you would have to switch browsers and
> configure Chrome to your liking, and also Chrome tends to use more
> resources than Firefox because of its process isolation...the very
> thing that makes it desirable for debugging an issue like this.  It
> might be worth a shot, though.
> - Justin

In chromium-browser
Memory, CPU Nework and FPS for each Tab.
Press Shift-Esc

http://malektips.com/google-chrome-memory-usage.html

Cool!



-- 
Gerry Skerbitz
gsker at skerbitz.org