From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D998C433B4 for ; Thu, 29 Apr 2021 11:03:32 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 724F661447 for ; Thu, 29 Apr 2021 11:03:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 724F661447 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:52062 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lc4SA-0003RF-2y for qemu-devel@archiver.kernel.org; Thu, 29 Apr 2021 07:03:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52274) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lc4Ps-0002Sn-Bg for qemu-devel@nongnu.org; Thu, 29 Apr 2021 07:01:14 -0400 Received: from indium.canonical.com ([91.189.90.7]:38120) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lc4Ph-0005Xk-9G for qemu-devel@nongnu.org; Thu, 29 Apr 2021 07:01:05 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.86_2 #2 (Debian)) id 1lc4Pd-0007Fy-GA for ; Thu, 29 Apr 2021 11:00:53 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 756D52E815B for ; Thu, 29 Apr 2021 11:00:53 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Thu, 29 Apr 2021 10:46:55 -0000 From: Ganesh Gosavi <1926596@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=New; importance=Undecided; assignee=None; X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: gaenshgosavi X-Launchpad-Bug-Reporter: Ganesh Gosavi (gaenshgosavi) X-Launchpad-Bug-Modifier: Ganesh Gosavi (gaenshgosavi) Message-Id: <161969321576.9662.8100892144951224535.malonedeb@gac.canonical.com> Subject: [Bug 1926596] [NEW] qemu-monitor-event command stukcs randomly X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="02afa4875ac52c169f5cddf0d1bcdd6e149a3754"; Instance="production" X-Launchpad-Hash: 86829ebaaee4f4cde066314a88b686c3721282b5 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -65 X-Spam_score: -6.6 X-Spam_bar: ------ X-Spam_report: (-6.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1926596 <1926596@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Public bug reported: We are using kvm virtualization on our servers, We use "qemu-monitor-comman= d"(drive-backup) to take qcow2 backups and to monitor them we use "qemu-mon= itor-event" command = For eg:- /usr/bin/virsh qemu-monitor-event VPSNAME --event "BLOCK_JOB_COMPLETED\|BLO= CK_JOB_ERROR" --regex the above command stucks randomly (backup completes but still it is waiting) and because of which other vms backup are stucked until we kill that process. Can you suggest how can we debug this further to find the actual issue. /usr/bin/virsh version Compiled against library: libvirt 4.5.0 Using library: libvirt 4.5.0 Using API: QEMU 4.5.0 Running hypervisor: QEMU 2.0.0 cat /etc/os-release NAME=3D"CentOS Linux" VERSION=3D"7 (Core)" ID=3D"centos" ID_LIKE=3D"rhel fedora" VERSION_ID=3D"7" PRETTY_NAME=3D"CentOS Linux 7 (Core)" ANSI_COLOR=3D"0;31" CPE_NAME=3D"cpe:/o:centos:centos:7" HOME_URL=3D"https://www.centos.org/" BUG_REPORT_URL=3D"https://bugs.centos.org/" CENTOS_MANTISBT_PROJECT=3D"CentOS-7" CENTOS_MANTISBT_PROJECT_VERSION=3D"7" REDHAT_SUPPORT_PRODUCT=3D"centos" REDHAT_SUPPORT_PRODUCT_VERSION=3D"7" ** Affects: qemu Importance: Undecided Status: New -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1926596 Title: qemu-monitor-event command stukcs randomly Status in QEMU: New Bug description: We are using kvm virtualization on our servers, We use "qemu-monitor-comm= and"(drive-backup) to take qcow2 backups and to monitor them we use "qemu-m= onitor-event" command = For eg:- /usr/bin/virsh qemu-monitor-event VPSNAME --event "BLOCK_JOB_COMPLETED\|B= LOCK_JOB_ERROR" --regex the above command stucks randomly (backup completes but still it is waiting) and because of which other vms backup are stucked until we kill that process. Can you suggest how can we debug this further to find the actual issue. = /usr/bin/virsh version Compiled against library: libvirt 4.5.0 Using library: libvirt 4.5.0 Using API: QEMU 4.5.0 Running hypervisor: QEMU 2.0.0 cat /etc/os-release NAME=3D"CentOS Linux" VERSION=3D"7 (Core)" ID=3D"centos" ID_LIKE=3D"rhel fedora" VERSION_ID=3D"7" PRETTY_NAME=3D"CentOS Linux 7 (Core)" ANSI_COLOR=3D"0;31" CPE_NAME=3D"cpe:/o:centos:centos:7" HOME_URL=3D"https://www.centos.org/" BUG_REPORT_URL=3D"https://bugs.centos.org/" CENTOS_MANTISBT_PROJECT=3D"CentOS-7" CENTOS_MANTISBT_PROJECT_VERSION=3D"7" REDHAT_SUPPORT_PRODUCT=3D"centos" REDHAT_SUPPORT_PRODUCT_VERSION=3D"7" To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1926596/+subscriptions