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[82.30.61.225]) by smtp.gmail.com with ESMTPSA id u4-20020adfed44000000b0020373d356f8sm13848921wro.84.2022.03.14.11.20.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 11:20:57 -0700 (PDT) Date: Mon, 14 Mar 2022 18:20:54 +0000 From: "Dr. David Alan Gilbert" To: Peter Maydell Subject: Re: [PULL 00/18] migration queue Message-ID: References: <20220302182936.227719-1-dgilbert@redhat.com> MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/2.1.5 (2021-12-30) Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dgilbert@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=170.10.133.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, Daniel =?iso-8859-1?Q?P=2E_Berrang=E9?= , quintela@redhat.com, s.reiter@proxmox.com, qemu-devel@nongnu.org, peterx@redhat.com, "open list:S390 general arch..." , Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , hreitz@redhat.com, f.ebner@proxmox.com, jinpu.wang@ionos.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" * Peter Maydell (peter.maydell@linaro.org) wrote: > On Mon, 14 Mar 2022 at 17:55, Dr. David Alan Gilbert > wrote: > > > > Peter Maydell (peter.maydell@linaro.org) wrote: > > > One thing that makes this bug investigation trickier, incidentally, > > > is that the migration-test code seems to depend on userfaultfd. > > > That means you can't run it under 'rr'. > > > > That should only be the postcopy tests; the others shouldn't use that. > > tests/qtest/migration-test.c:main() exits immediately without adding > any of the test cases if ufd_version_check() fails, so no userfaultfd > means no tests run at all, currently. Ouch! I could swear we had a fix for that. Anyway, it would be really good to see what migrate-query was returning; if it's stuck in running or cancelling then it's a problem with multifd that needs to learn to let go if someone is trying to cancel. If it's failed or similar then the test needs fixing to not lockup. Dave > -- PMM > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK