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[109.43.179.151]) by smtp.gmail.com with ESMTPSA id n3-20020a5d67c3000000b002c59f186739sm6198491wrw.23.2023.02.21.09.35.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 21 Feb 2023 09:35:50 -0800 (PST) Message-ID: <194fc94a-b028-92cf-f07a-c7fdaaede1c5@redhat.com> Date: Tue, 21 Feb 2023 18:35:49 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.13.0 Subject: Re: [PATCH] tests: Disable migration-test Content-Language: en-US To: "Dr. David Alan Gilbert" , Peter Maydell Cc: qemu-devel@nongnu.org, =?UTF-8?Q?Alex_Benn=c3=a9e?= , Juan Quintela References: <20230221132726.2892383-1-peter.maydell@linaro.org> From: Thomas Huth In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=thuth@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=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.095, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 21/02/2023 16.36, Dr. David Alan Gilbert wrote: > * Peter Maydell (peter.maydell@linaro.org) wrote: >> On Tue, 21 Feb 2023 at 15:21, Dr. David Alan Gilbert >> wrote: >>> Damn this is really going to impact the stability of migration if we >>> don't regularly test. >>> But fundamentally, I've never been able to debug much of the reports >>> that come from flakyness in gitlab ci; we're not getting the most basic >>> information like which subtest or where we're upto in the test which >>> makes it very very hard to debug. >> >> Right, but if you want more information you need to change the >> tests and/or test harness to provide it. > > I don't think the migration test is doing anything odd in that respect; > We've just got a bunch of qtest tests; having a test framework which > doesn't tell you which test failed is very difficult. FWIW, I just saw another failure, on a s390x host, last lines of the log are: ok 10 /s390x/migration/postcopy/recovery/tls/psk # End of tls tests # End of recovery tests # Start of preempt tests # starting QEMU: exec ./qemu-system-s390x -qtest unix:/tmp/qtest-7847.sock -qtest-log /dev/null -chardev socket,path=/tmp/qtest-7847.qmp,id=char0 -mon chardev=char0,mode=control -display none -accel kvm -accel tcg -name source,debug-threads=on -m 128M -serial file:/tmp/migration-test-03MJ01/src_serial -bios /tmp/migration-test-03MJ01/bootsect -accel qtest # starting QEMU: exec ./qemu-system-s390x -qtest unix:/tmp/qtest-7847.sock -qtest-log /dev/null -chardev socket,path=/tmp/qtest-7847.qmp,id=char0 -mon chardev=char0,mode=control -display none -accel kvm -accel tcg -name target,debug-threads=on -m 128M -serial file:/tmp/migration-test-03MJ01/dest_serial -incoming unix:/tmp/migration-test-03MJ01/migsocket -bios /tmp/migration-test-03MJ01/bootsect -accel qtest ok 11 /s390x/migration/postcopy/preempt/plain # Start of recovery tests # starting QEMU: exec ./qemu-system-s390x -qtest unix:/tmp/qtest-7847.sock -qtest-log /dev/null -chardev socket,path=/tmp/qtest-7847.qmp,id=char0 -mon chardev=char0,mode=control -display none -accel kvm -accel tcg -name source,debug-threads=on -m 128M -serial file:/tmp/migration-test-03MJ01/src_serial -bios /tmp/migration-test-03MJ01/bootsect 2>/dev/null -accel qtest # starting QEMU: exec ./qemu-system-s390x -qtest unix:/tmp/qtest-7847.sock -qtest-log /dev/null -chardev socket,path=/tmp/qtest-7847.qmp,id=char0 -mon chardev=char0,mode=control -display none -accel kvm -accel tcg -name target,debug-threads=on -m 128M -serial file:/tmp/migration-test-03MJ01/dest_serial -incoming unix:/tmp/migration-test-03MJ01/migsocket -bios /tmp/migration-test-03MJ01/bootsect 2>/dev/null -accel qtest ----------------------------------- stderr ----------------------------------- Broken pipe ../tests/qtest/libqtest.c:193: kill_qemu() detected QEMU death from signal 11 (Segmentation fault) (core dumped) (test program exited with status code -6) Thomas