From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Migration issues in qemu.git Date: Mon, 02 Aug 2010 12:06:13 +0300 Message-ID: <4C568A85.9040500@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit To: qemu-devel , KVM list , Juan Quintela Return-path: Received: from mx1.redhat.com ([209.132.183.28]:53901 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751575Ab0HBJGQ (ORCPT ); Mon, 2 Aug 2010 05:06:16 -0400 Sender: kvm-owner@vger.kernel.org List-ID: I'm hitting some migration issues merging qemu.git into qemu-kvm.git: 1. Crash in mig_cancel test: (gdb) bt #0 0x0000003a91c83dbb in memcpy () from /lib64/libc.so.6 #1 0x000000000049c2ff in qemu_get_buffer (f=0x302d870, buf=, size1=4096) at /usr/include/bits/string3.h:52 #2 0x0000000000409464 in ram_load (f=0x302d870, opaque=, version_id=4) at /build/home/tlv/akivity/qemu-kvm/arch_init.c:407 #3 0x000000000049cb4c in qemu_loadvm_state (f=0x302d870) at savevm.c:1708 #4 0x0000000000494169 in process_incoming_migration (f=) at migration.c:63 #5 0x0000000000494517 in tcp_accept_incoming_migration (opaque=) at migration-tcp.c:163 #6 0x000000000041b67e in main_loop_wait (nonblocking=) at /build/home/tlv/akivity/qemu-kvm/vl.c:1300 #7 0x00000000004314e7 in kvm_main_loop () at /build/home/tlv/akivity/qemu-kvm/qemu-kvm.c:1710 #8 0x000000000041c67f in main_loop (argc=, argv=, envp=) at /build/home/tlv/akivity/qemu-kvm/vl.c:1340 #9 main (argc=, argv=, envp=) at /build/home/tlv/akivity/qemu-kvm/vl.c:3069 This is on the incoming side so the test completes successfully, only leaving a core dump to fill my disks. 2. Intermittent migration failures Likely suspect is the IDE migration fixes. A merge of the commit just before these changes passes the test, I'm now testing the commit immediately after the changes. -- error compiling committee.c: too many arguments to function From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=39966 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OfqyP-0001Se-UU for qemu-devel@nongnu.org; Mon, 02 Aug 2010 05:06:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OfqyO-0005G0-Ob for qemu-devel@nongnu.org; Mon, 02 Aug 2010 05:06:17 -0400 Received: from mx1.redhat.com ([209.132.183.28]:25716) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OfqyO-0005Fj-Hu for qemu-devel@nongnu.org; Mon, 02 Aug 2010 05:06:16 -0400 Message-ID: <4C568A85.9040500@redhat.com> Date: Mon, 02 Aug 2010 12:06:13 +0300 From: Avi Kivity MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] Migration issues in qemu.git List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel , KVM list , Juan Quintela I'm hitting some migration issues merging qemu.git into qemu-kvm.git: 1. Crash in mig_cancel test: (gdb) bt #0 0x0000003a91c83dbb in memcpy () from /lib64/libc.so.6 #1 0x000000000049c2ff in qemu_get_buffer (f=0x302d870, buf=, size1=4096) at /usr/include/bits/string3.h:52 #2 0x0000000000409464 in ram_load (f=0x302d870, opaque=, version_id=4) at /build/home/tlv/akivity/qemu-kvm/arch_init.c:407 #3 0x000000000049cb4c in qemu_loadvm_state (f=0x302d870) at savevm.c:1708 #4 0x0000000000494169 in process_incoming_migration (f=) at migration.c:63 #5 0x0000000000494517 in tcp_accept_incoming_migration (opaque=) at migration-tcp.c:163 #6 0x000000000041b67e in main_loop_wait (nonblocking=) at /build/home/tlv/akivity/qemu-kvm/vl.c:1300 #7 0x00000000004314e7 in kvm_main_loop () at /build/home/tlv/akivity/qemu-kvm/qemu-kvm.c:1710 #8 0x000000000041c67f in main_loop (argc=, argv=, envp=) at /build/home/tlv/akivity/qemu-kvm/vl.c:1340 #9 main (argc=, argv=, envp=) at /build/home/tlv/akivity/qemu-kvm/vl.c:3069 This is on the incoming side so the test completes successfully, only leaving a core dump to fill my disks. 2. Intermittent migration failures Likely suspect is the IDE migration fixes. A merge of the commit just before these changes passes the test, I'm now testing the commit immediately after the changes. -- error compiling committee.c: too many arguments to function