> 100 opened windows from Chronium?
> Was each of them running heavy cpu intensive application like Flash?
No, _they_ weren't taking any cpu time at all (nor anything external like flash).
> On which system?
Debian Unstable/Experimental x86_64. Chromium v14, the last one working on Debian. v15 just goes "Aw, Snap" and dies an horrible death!