Analysis of the problems many relay operators are currently facing

Christian Fromme kaner at
Fri Apr 23 05:48:31 UTC 2010


On Fri, Apr 23, 2010 at 12:14 AM, Roger Dingledine <arma at> wrote:

>> we might want to see if using the new-ish standalone
>> Linux jemalloc helps people.   (We keep hitting fragmentation issues
>> with glibc malloc.)  To try it out, build the code from
>> , stick the resulting .so file in
>> your LD_PRELOAD before you start Tor, and see if the memory usage is
>> much better.
> Somebody should try this and see how it goes. You might suggest it to
> the folks on tor-relays -- I bet not many of them read this list.

I ran into that OOM killer memory problem on my Linux based exit node,
too (Nick and Roger might remember the machine hanging and basically
needing a reset a few weeks back). Currently I am restarting Tor daily
via cron. So I am happy to try this jemalloc thing and report back.


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