The turned off JEMALLOC seems to cause problems

[Mike Hommey]

On Tue, Feb 10, 2009 at 01:52:22PM -0800, David Spreen wrote:
> Axel Beckert <abe at deuxchevaux.org> writes:
> 
> > In the #conkeror IRC channel we currently have the problem that for
> > two people running conkeror on Sid (i386 and amd64) conkeror freezes
> > quite often -- even on the starting paged, so it's close to being
> > reproducable -- if and only if MOZILLA_NO_JEMALLOC is set to 1 as it's
> > done by default in Debian's xulrunner-1.9 since 1.9.0.3-1. Setting
> > MOZILLA_NO_JEMALLOC=0 solves the problem.
> 
> It doesn't really freeze. It drives the CPU usage to 80-100% and
> therefore has a tremendous impact on system performance. Conkeror keeps
> responding but obviously very slowly.
> 
> > It happens with both current upstream version from git as well as with
> > the version in Lenny/Sid.
> >
> > OTOH neither me nor another Debian Lenny user can reproduce these
> > problems at all. I use Conkeror daily on Lenny i386/amd64 and every
> > few days also on Sid i386/amd64 since months without such problems.
> 
> I think this assessment is a little premature. We don't know if there
> Lenny users out there that can reproduce the problem. It is of course
> possible that it's a sid specific issue but given that there are people 
> unable to reproduce it on sid, I think it's more likely that both
> distributions are affected.
> 
> I have had this problem ever since September, when JEMALLOC was globally
> disabled with the upload of 1.9.0.3-1. 

What about when setting MOZILLA_DISABLE_PLUGINS=1 ? Maybe one of the
plugins particularly feels better with jemalloc ?

Mike