From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40656) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XyjVN-0006V0-HI for qemu-devel@nongnu.org; Wed, 10 Dec 2014 10:48:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XyjVE-0005YL-GS for qemu-devel@nongnu.org; Wed, 10 Dec 2014 10:48:45 -0500 Received: from mail-wi0-x22b.google.com ([2a00:1450:400c:c05::22b]:57361) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XyjVE-0005Y7-3P for qemu-devel@nongnu.org; Wed, 10 Dec 2014 10:48:36 -0500 Received: by mail-wi0-f171.google.com with SMTP id bs8so11653574wib.4 for ; Wed, 10 Dec 2014 07:48:35 -0800 (PST) Sender: Paolo Bonzini Message-ID: <54886B4F.7070805@redhat.com> Date: Wed, 10 Dec 2014 16:48:31 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <20141210163832.63355453@nial.usersys.redhat.com> <54886AE4.3030403@redhat.com> In-Reply-To: <54886AE4.3030403@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] broken cross-version migration from 2.2 to 2.1 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Igor Mammedov , qemu-devel@nongnu.org Cc: quintela@redhat.com, dgilbert@redhat.com, mst@redhat.com On 10/12/2014 16:46, Paolo Bonzini wrote: > > > On 10/12/2014 16:38, Igor Mammedov wrote: >> CCing to migration maintainers a couple migration regressions in 2.2: >> >> 1st error: >> >> source: >> qemu-system-x86_64-2.2 -enable-kvm -m 512 -monitor stdio -M pc-i440fx-2.1 >> (qemu) stop >> (qemu) migrate "exec:gzip -c > STATEFILE.gz" >> >> target: >> qemu-system-x86_64-2.1 -enable-kvm -m 512 -monitor stdio -incoming "exec: gzip -c -d STATEFILE.gz" -M pc-i440fx-2.1 >> qemu: warning: error while loading state for instance 0x0 of device 'serial' >> qemu-system-x86_64-2.1: load of migration failed: No such file or directory >> >> 2nd error: >> >> source: >> qemu-system-x86_64-2.2 -enable-kvm -smp 2 -m 512 -monitor stdio -M pc-i440fx-2.1 >> (qemu) stop >> (qemu) migrate "exec:gzip -c > STATEFILE.gz" >> >> target: >> qemu-system-x86_64-2.1 -enable-kvm -smp 2 -m 512 -monitor stdio -M pc-i440fx-2.1 -incoming "exec: gzip -c -d STATEFILE.gz" >> qemu: warning: error while loading state for instance 0x1 of device 'apic' >> qemu-system-x86_64-2.1: load of migration failed: No such file or directory >> >> > > A lot of subsections were added between 2.1 and 2.2. Which ones are > being migrated in these cases? Hmm, it's thr_ipending and apic_sipi. /me debugs. Paolo