From: Eric Wong <normalperson@...>
Date: 2016-05-21T09:54:44+00:00
Subject: [ruby-core:75660] Re: [Ruby trunk Bug#11101] Forking is killing my memory when running GC

hi@olivierlacan.com wrote:
> Has anyone followed-up on this issue ever? I ran into this yesterday
> after deploying 2.2 to an app server and noticing twice slower
> response times than on 2.1.

Did you try the nakayoshi_fork gem as ko1 suggested?

Performance is unlikely to be twice as slow unless you're using enough
memory to hit swap...  How big are your processes on 2.1 and 2.2?
Is this on 64-bit?
What else can you tell us about your setup?
(malloc used, GC tunings, etc).

Thanks.

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