On 30/09/15(Wed) 15:08, patrick keshishian wrote: > On 9/30/15, Erling Westenvik <[email protected]> wrote: > > On Tue, Aug 11, 2015 at 09:23:49AM +0200, Landry Breuil wrote: > >> On Thu, Jul 23, 2015 at 06:09:12AM +0200, Landry Breuil wrote: > >> > >> And fx 40.0 is almost there. Will be in cvs when ports unlock.. > > > > Hi, > > Since the move from 39.0 to 40.0, and lately 41.0, Firefox has become > > unbearable slow/unrepsonsive on my Thinkpad T500. See dmesg below. > > Just confirming a noticeable drop in responsiveness of FF 40.x. > Haven't tried 41 yet.
I confirm this regression. All I have been able to observe right now with ltrace/ktrace is that a lot of librthread's _spinlock are called which results in an insanely high number of sched_yield(2) syscalls...
