From owner-freebsd-stable@FreeBSD.ORG Mon Nov 18 08:45:07 2013 Return-Path: Delivered-To: freebsd-stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 8E6EF9AE for ; Mon, 18 Nov 2013 08:45:07 +0000 (UTC) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id DC7862763 for ; Mon, 18 Nov 2013 08:45:06 +0000 (UTC) Received: from porto.starpoint.kiev.ua (porto-e.starpoint.kiev.ua [212.40.38.100]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id KAA09351; Mon, 18 Nov 2013 10:45:03 +0200 (EET) (envelope-from avg@FreeBSD.org) Received: from localhost ([127.0.0.1]) by porto.starpoint.kiev.ua with esmtp (Exim 4.34 (FreeBSD)) id 1ViKS7-000Fqy-As; Mon, 18 Nov 2013 10:45:03 +0200 Message-ID: <5289D357.9080007@FreeBSD.org> Date: Mon, 18 Nov 2013 10:44:07 +0200 From: Andriy Gapon User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 MIME-Version: 1.0 To: hartzell@alerce.com Subject: Re: Help with filing a [maybe] ZFS/mmap bug. References: <20967.760.95825.310085@gargle.gargle.HOWL> <51E80B30.1090004@FreeBSD.org> <20968.10645.880772.30501@gargle.gargle.HOWL> <520202E5.30300@FreeBSD.org> <20994.55913.93606.436124@gargle.gargle.HOWL> <21111.12085.958991.356982@gargle.gargle.HOWL> <4EB902F80CE84DD2BF36C85EF4CE8EF8@multiplay.co.uk> <5284B8A5.8040604@FreeBSD.org> <52889105.7040404@FreeBSD.org> <21129.11769.292612.582677@gargle.gargle.HOWL> In-Reply-To: <21129.11769.292612.582677@gargle.gargle.HOWL> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-stable@FreeBSD.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Nov 2013 08:45:07 -0000 on 17/11/2013 22:58 George Hartzell said the following: > This fixes my "test case" (un-automated though it may be). I've > successfully run twice through using Picard (which uses Mutagen, which > uses mmap) on my 10-ALPHA-2 to tag and transcode a set of tracks that > used to consistently but nondeterministically result in failures. > > It's a bit of a negative result, all that I can see is that I seem to > no longer see the problem. But I'm happier than I was and your logic > seems to match the reality I was experiencing. Thank you very much for testing! -- Andriy Gapon