On 03/29/14 16:33, Robert P. J. Day wrote:
  since upgrading to rawhide, numerous operations in firefox are just
glacially slow -- playing videos results in jerky motion, scrolling
has a significant time lag, even typing in a search term in youtube
might take several *seconds* before the first letters i typed even
display.

  i've gone into "about:config" and turned off several features but
that hasn't helped noticeably. anyone else running across this? any
simple advice?

FWIW, I've a fully updated rawhide system running only KDE with firefox installed.  I had no trouble to search for videos on youtube and all played well using html5.  I don't have flash installed.  This is all running in VM with 1.2 GB of memory assigned.

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Getting tired of non-Fedora discussions and self-serving posts