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[82.30.61.225]) by smtp.gmail.com with ESMTPSA id i9-20020adffdc9000000b001f046861795sm13627344wrs.19.2022.03.14.10.54.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 10:54:55 -0700 (PDT) Date: Mon, 14 Mar 2022 17:54:53 +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=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit 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: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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 17:07, Daniel P. Berrangé wrote: > > So the test harness is waiting for a reply to 'query-migrate'. > > > > This should be fast unless QEMU has hung in the main event > > loop servicing monitor commands, or stopped. > > I was kind of loose with the terminology -- I don't remember whether > it was actually hung in the sense of stopped entirely, or just > "sat in a loop waiting for a migration state that never arrives". > I'll try to look more closely if I can catch it in the act again. Yeh, there's a big difference; still, if it's always in this test at that point, then I think it's one for Juan; it looks like multifd cancel path. > 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. Dave > > -- PMM > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK