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Mon, 20 Jul 2020 14:18:09 +0000 (UTC) Subject: Re: various iotests failures apparently due to overly optimistic timeout settings To: Peter Maydell References: <20200720104641.GB5541@linux.fritz.box> <90c29aa8-ad14-0538-0e29-c2c9c434a051@redhat.com> From: John Snow Message-ID: <439a5b00-997d-dbd2-f8d9-55d440ebd567@redhat.com> Date: Mon, 20 Jul 2020 10:18:09 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=205.139.110.120; envelope-from=jsnow@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/20 02:11:17 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , QEMU Developers , Qemu-block , Max Reitz Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 7/20/20 10:15 AM, Peter Maydell wrote: > On Mon, 20 Jul 2020 at 15:12, John Snow wrote: >> >> On 7/20/20 6:46 AM, Kevin Wolf wrote: >>> John, I think this is a result of your recent python/qemu/ changes that >>> make failure of graceful shutdown an error rather than just silently >>> falling back to SIGKILL. >>> >>> Should the default timeout be longer, should iotests override the >>> default, or should iotests just always kill their VM instead of trying >>> to shut it down gracefully? > >> Let's make it longer. Since you are seeing the failures, can you edit >> python/qemu/machine.py and find the default timeout of 3 seconds for >> shutdown() and change it to 10? 30? 60? > > Not conveniently, because this is for merge pull requests, and > all the iotests failures are nested inside the tests/vm BSD VM > setup. I meant permanently, for everything -- not as a one-off for just this case. --js