Comment 1 for bug 280012

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Francisco Javier Saavedra Plominsky (kuroyume) wrote :

Confirmed.

Having Facebook on the active tab makes CPU use for firefox and Xorg spike, using a a combined 70-80% of one core on a Core 2 Duo T5500. Moving to another tab makes both processes return to normal.

 The high CPU usage does not seem to come with a related memory leak.

To test that the bug is on firefox and not on Xorg, i installed Opera and ran facebook on it. No signs of the bug were observed in Opera.