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 D6C40BC57 for ; Wed, 8 Sep 2010 07:21:14 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Al0CACS6hkzRVda2kGdsb2JhbACTLzGFKwGHeQgWAQEBCQkMBxEDH6UviTOCFYZhLogPAQEDBYU4BIQ+hVk X-IronPort-AV: E=Sophos;i="4.56,332,1280700000"; d="scan'208";a="69037090" Received: from mail-iw0-f182.google.com ([209.85.214.182]) by mail4-smtp-sop.national.inria.fr with ESMTP; 08 Sep 2010 07:21:14 +0200 Received: by iwn34 with SMTP id 34so8187449iwn.27 for ; Tue, 07 Sep 2010 22:21:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:date:message-id :subject:from:to:content-type; bh=7kF8/1KijFrV/4XqRZey+7hX1EdCaaq+LuFWWE38YZk=; b=DHvFg4SJddQtA57Zw8jg9hPlAhM+aLiHWRh04YBhamR+KM4inB7/R8c4+/L6mX7eT1 jS8Qmwk7cPPg5cTTLUsP3fQOlEku/QPw+r+oKe4lG4gw9Hbplh2QnZusSGfRlv/YaBt4 fBQr/tnNMG5tQCbqPy/GtASu2BTobvAfBmn7A= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=K+FhpAiTrwQUXqyJmA2S88S0IePa/vrASnIJVRNMv3dqF9lsclXK8QsNbiPLeUbu68 q6AeTSKSAbeJYsy93syLecekHb6IYEH670vQx6UChLDybOKQnqS/kqJEvaHDgAqqsFwr RfhilGDlMpwL08PEcNSsO2HdZRnCj5dVrXri8= MIME-Version: 1.0 Received: by 10.231.118.28 with SMTP id t28mr2195982ibq.131.1283923273157; Tue, 07 Sep 2010 22:21:13 -0700 (PDT) Received: by 10.231.111.132 with HTTP; Tue, 7 Sep 2010 22:21:12 -0700 (PDT) Date: Wed, 8 Sep 2010 08:21:12 +0300 Message-ID: Subject: Possible ocamlmpi finalization error? From: Eray Ozkural To: caml-list@inria.fr Content-Type: multipart/alternative; boundary=0016369204e79d9601048fb8ae36 X-Spam: no; 0.00; ocamlmpi:01 eray:01 ozkural:01 ocamlmpi:01 bug:01 cheers:01 eray:01 ozkural:01 bilkent:01 bug:01 cheers:01 bilkent:01 goodbye:98 goodbye:98 finalization:01 --0016369204e79d9601048fb8ae36 Content-Type: text/plain; charset=ISO-8859-1 I'm recently getting errors that are past MPI_Finalize. Since both init/final and communicator allocation is managed by ocamlmpi, is it possible this is a bug with the library? Have you ever seen something like this? Using openmpi on OS X. Here is the log message: *** An error occurred in MPI_Comm_free *** after MPI was finalized *** MPI_ERRORS_ARE_FATAL (goodbye) In the code I'm using both point-to-point and collective communication, and as far as I know the code is correct. Could this be due to memory corruption, or should this never happen? Cheers, -- Eray Ozkural, PhD candidate. Comp. Sci. Dept., Bilkent University, Ankara http://groups.yahoo.com/group/ai-philosophy http://myspace.com/arizanesil http://myspace.com/malfunct --0016369204e79d9601048fb8ae36 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
I'm recently getting errors that are past MPI_Finalize. Since both= init/final and communicator allocation is managed by ocamlmpi, is it possi= ble this is a bug with the library? Have you ever seen something like this?=

Using openmpi on OS X. Here is th= e log message:

*** An error occurred in MPI_Comm_f= ree
*** after MPI was finalized
*** MPI_ERRORS_ARE_FATA= L (goodbye)

In the code I'm using both point-to-point and colle= ctive communication, and as far as I know the code is correct. Could this b= e due to memory corruption, or should this never happen?

Cheers,


--
Eray Ozkural, PhD candida= te.=A0 Comp. Sci. Dept., Bilkent University, Ankara
http://groups.yahoo.com/group/ai-philos= ophy
http://myspace.com/arizanesil= http://myspace.com/malfunct
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