From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail4-relais-sop.national.inria.fr (mail4-relais-sop.national.inria.fr [192.134.164.105]) by yquem.inria.fr (Postfix) with ESMTP id 05801BC58 for ; Wed, 1 Dec 2010 16:27:07 +0100 (CET) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AuQBAFT49UzAbSoIe2dsb2JhbACDT5E0jhAVAQEWIgQesz6Qaw2BFIMzcwSFFg X-IronPort-AV: E=Sophos;i="4.59,283,1288566000"; d="scan'208";a="81066010" Received: from einhorn.in-berlin.de ([192.109.42.8]) by mail4-smtp-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-SHA; 01 Dec 2010 16:27:06 +0100 X-Envelope-From: oliver@first.in-berlin.de X-Envelope-To: Received: from first (e178035219.adsl.alicedsl.de [85.178.35.219]) (authenticated bits=0) by einhorn.in-berlin.de (8.13.6/8.13.6/Debian-1) with ESMTP id oB1FR5aV009897 for ; Wed, 1 Dec 2010 16:27:05 +0100 Received: by first (Postfix, from userid 1000) id 6C6FC4401E3; Wed, 1 Dec 2010 16:27:05 +0100 (CET) Date: Wed, 1 Dec 2010 16:27:05 +0100 From: oliver@first.in-berlin.de To: caml-list@yquem.inria.fr Subject: Re: [Caml-list] Tips to find the cause of a seg fault Message-ID: <20101201152705.GA3328@siouxsie> References: <201011301959.04218.toots@rastageeks.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) X-Scanned-By: MIMEDefang_at_IN-Berlin_e.V. on 192.109.42.8 X-Spam: no; 0.00; in-berlin:01 0100,:01 speedup:01 wrote:01 oliver:01 oliver:01 caml-list:01 partially:02 optimizing:03 overhead:04 fault:04 problem:05 dec:05 wed:06 space:07 On Wed, Dec 01, 2010 at 04:17:15PM +0100, Philippe Veber wrote: [...] > Many thanks for the clarification. Maybe I could (partially) "unplug" the GC > by setting space_overhead to 100 ? That could give an indication on the > moment the problem occurs ? > ph. [...] There are also verbosity-Options for the GC. If you set the v-option of OCAMLRUNPARAM according to the documentation of the runtimesystem, the GC will inform you on his actions. You can use it to look for to often done GC-actions (for optimizing the settings for a speedup). This might be helpful for your bug-research also. Ciao, Oliver