[erlang-questions] Erlang OTP 18 memory leak / SSL
Sun Sep 20 00:07:56 CEST 2015
2015-09-19 18:34 GMT+02:00 Sereysethy TOUCH <>:
> I just recently updated Erlang to latest version OTP 18 on Ubuntu server.
> It uses cowboy (websocket), ranch, ssl, erlydtl & rabbitmq. It used to work
> fine in OTP 17. The program is correctly compiled but during the execution
> the memory kept increasing. I need to restart the process every one or two
> hours to free some memory.
> I have read a post here [
> which discussed about the ssl_session_cache ETS table which can become very
Well that bug is now fixed for 18.1 and in maint on github. This bug
however has been around for a while so it is unlikly that this bug causes
18 to behave different from 17.
> The process beam.smp can go up to more than 5G during a few hours of
> I am not yet sure what is the root cause of this issue.
> Does anyone know how to fix this? Or where should I look at?
You could try using the observer application to inspect the node, makes
Let us know your findings.
Regards Ingela Erlang/OTP team - Ericsson AB
> Thanks, Sethy
> erlang-questions mailing list
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