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From: David MENTRE <dmentre@linux-france.org>
Date: Wed, 3 Mar 2010 09:33:26 +0100
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Message-ID: <3d13dcfc1003030033v76ee090bt7c54b275654e47f5@mail.gmail.com>
Subject: Re: [Caml-list] gc overhead
To: Warren Harris <warrensomebody@gmail.com>
Cc: Peter Hawkins <hawkinsp@cs.stanford.edu>,
	OCaml <caml-list@inria.fr>
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X-Spam: no; 0.00; ocaml:01 ocaml:01 warren:98 warren:98 monitors:98 53.:98 binaries:01 graph:01 caml-list:01 caml-list:01 functions:01 caml:02 gprof:03 gprof:03 overhead:04 

Hello Warren,

2010/3/3 Warren Harris <warrensomebody@gmail.com>:
> Thanks, this is excellent info. I've been using both gprof and shark and
> understand the tradeoffs. I really was looking for a way to just provide a
> simple live "gc overhead" number that we could graph along with a bunch of
> other server health stats for our zenoss monitors.

So simply enable gprof on OCaml binaries and look at the total
fraction of time spent in OCaml GC functions!

 http://caml.inria.fr/pub/ml-archives/caml-list/2003/01/e8ee9d44073ff9cb7d257fef86bc8f53.en.html

Best regards,
david