From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50011) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3NIj-0002qR-Dp for qemu-devel@nongnu.org; Wed, 26 Apr 2017 09:48:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3NIf-0002mf-2J for qemu-devel@nongnu.org; Wed, 26 Apr 2017 09:48:13 -0400 Received: from mail-wm0-x22e.google.com ([2a00:1450:400c:c09::22e]:34468) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1d3NIe-0002mJ-RD for qemu-devel@nongnu.org; Wed, 26 Apr 2017 09:48:08 -0400 Received: by mail-wm0-x22e.google.com with SMTP id r190so21080033wme.1 for ; Wed, 26 Apr 2017 06:48:08 -0700 (PDT) References: From: Alex =?utf-8?Q?Benn=C3=A9e?= In-reply-to: Date: Wed, 26 Apr 2017 14:48:35 +0100 Message-ID: <87bmrj8eks.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] What is the best commit for record-replay? List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Igor R Cc: Pranith Kumar , QEMU Developers Igor R writes: >>> Hi, >>> >>> I'm trying to use the deterministic record/replay feature, and I would >>> like to know which commit I should take to get it work. >>> In RC0 it seems to be broken. I tried pre-MTTCG commit 2421f381dc, as > >> Can you retry with the latest rc? There were some fixes regarding rr since rc0. > > > I've taken 2.9 release, and RR does not seem to work there. > I recorded the boot process of x86 Fedora-21 linux and the replay got > stuck almost immediately. What's your command line? Does it get stuck at the same place each time? Can you boot fine with icount but without record/replay? -- Alex Bennée