[Bug 64844] Re: Firefox starts very slowly

[DanH]

Yes, Feisty's firefox is still a very slow starter. Here are some
timings of warm and cold starts respectively ("firefox" is
2.0.0.1+1-0ubuntu1, "nfox" is the official 2.0.0.1 from mozilla.org):

Warm start:

dan at danlifebook ~ $ /usr/bin/time nfox -P default
2.45user 0.13system 0:03.33elapsed 77%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+14062minor)pagefaults 0swaps

dan at danlifebook ~ $ /usr/bin/time firefox -P default
4.22user 0.32system 0:05.56elapsed 81%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+22329minor)pagefaults 0swaps

Cold start:

dan at danlifebook ~ $ sync; echo 3 | sudo tee /proc/sys/vm/drop_caches 
3

dan at danlifebook ~ $ /usr/bin/time nfox -P default
3.35user 0.23system 0:14.78elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (223major+13557minor)pagefaults 0swaps

dan at danlifebook ~ $ sync; echo 3 | sudo tee /proc/sys/vm/drop_caches 
3

dan at danlifebook ~ $ /usr/bin/time firefox -P default
5.26user 0.52system 0:21.22elapsed 27%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (348major+21984minor)pagefaults 0swaps

-- 
Firefox starts very slowly
https://launchpad.net/bugs/64844