Re: Now I am really curious about Flash 10.1 uses 90%+ CPU

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On Sat, 2010-06-12 at 19:42 -0400, William Case wrote:
> Hi;
> 
> I responded to the thread entitled "Flash 10.1 uses 90%+ CPU" by saying:
>         "In any case, I get the same problem you describe when I simply
>         do a restart after installation.  I have found, on the other
>         had, that if I do a full shutdown and a cold boot my CPU and
>         Memory utilization drops back to normal."
> 
> The OP tried and it did not help him solve his problem.
> 
> The re-booting solution has not been an one-off thing that might have
> worked by accident.  I have been using it through at least 2 Fedora
> versions and probably 10-15 upgrades.  After a simple re-start my
> Firefox shoots up to about 90% CPU usage and shows 100% memory use.
> When I close down and reboot, FireFox drops to 0% to 10% usage with less
> than 50% memory usage.
> 
> I have an Intel Core 2 Duo Processor with 2 Gb memory.
> 
> Why would rebooting vs restarting make a difference?  Any suggestions?

Wild guess: either restarting FF leaves an old copy of Flash running
(could check with ps), or it's something to do with cacheing or
prelinking.

poc

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