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12:31:44.000000000","updated_by":{"_account_id":29963,"name":"Intel_Zuul","display_name":"Intel Corporation CI","email":"intel-openstack-ci@intel.com","username":"Intel_Zuul"},"reviewer":{"_account_id":29963,"name":"Intel_Zuul","display_name":"Intel Corporation CI","email":"intel-openstack-ci@intel.com","username":"Intel_Zuul"},"state":"REVIEWER"},{"updated":"2020-01-21 16:19:02.000000000","updated_by":{"_account_id":22348,"name":"Zuul","username":"zuul","tags":["SERVICE_USER"]},"reviewer":{"_account_id":22348,"name":"Zuul","username":"zuul","tags":["SERVICE_USER"]},"state":"REVIEWER"},{"updated":"2020-01-21 16:23:40.000000000","updated_by":{"_account_id":9008,"name":"VMware NSX CI","username":"vmwareminesweeper","tags":["SERVICE_USER"]},"reviewer":{"_account_id":9008,"name":"VMware NSX CI","username":"vmwareminesweeper","tags":["SERVICE_USER"]},"state":"REVIEWER"},{"updated":"2020-01-21 20:29:40.000000000","updated_by":{"_account_id":4690,"name":"melanie witt","display_name":"melwitt","email":"melwittt@gmail.com","username":"melwitt"},"reviewer":{"_account_id":4690,"name":"melanie witt","display_name":"melwitt","email":"melwittt@gmail.com","username":"melwitt"},"state":"REVIEWER"},{"updated":"2020-01-22 17:22:29.000000000","updated_by":{"_account_id":6962,"name":"Kashyap Chamarthy","email":"kchamart@redhat.com","username":"kashyapc"},"reviewer":{"_account_id":6962,"name":"Kashyap Chamarthy","email":"kchamart@redhat.com","username":"kashyapc"},"state":"REVIEWER"}],"messages":[{"id":"73968fc5c19f2ad2a2e5fdd4a604ac73e1589058","author":{"_account_id":11604,"name":"sean mooney","email":"smooney@redhat.com","username":"sean-k-mooney"},"date":"2020-01-21 12:17:58.000000000","message":"Uploaded patch set 1.","accounts_in_message":[],"_revision_number":1},{"id":"db9505a08b9f206163677df74bec97da00a87cca","author":{"_account_id":11604,"name":"sean mooney","email":"smooney@redhat.com","username":"sean-k-mooney"},"date":"2020-01-21 12:20:30.000000000","message":"Patch Set 1:\n\ni have proposed a revert for this as while i understand that libvirt does not properly handel this detection and nova is working around a libvirt bug i dont think just skipping is a correct approch.\n\nthis is a workaround so we should treat it as such and add a workarounds config option. secondly if we can detect the cpu flags, which i think we can we can compare those. we dont need the cpu model which seams to be the issue. if the destination flags do not match exactly the host-passthough would fail.","accounts_in_message":[],"_revision_number":1},{"id":"9567fb23c9703e690425286838dd481eeb36ea66","author":{"_account_id":10118,"name":"IBM PowerKVM CI","email":"kvmpower@linux.vnet.ibm.com","username":"powerkvm","tags":["SERVICE_USER"]},"date":"2020-01-21 12:25:52.000000000","message":"Patch Set 1:\n\nBuild failed. Test completed on IBM PowerKVM platform. For rechecking only on the IBM PowerKVM CI, add a review comment with pkvm: recheck. For contact and more information, see https://wiki.openstack.org/wiki/PowerKVM\n\n- tempest-dsvm-full-xenial https://oplab9.parqtec.unicamp.br/pub/ppc64el/openstack/nova/96/703596/1/check/tempest-dsvm-full-xenial/e385973/ : FAILURE in 3m 04s\n- tempest-dsvm-full-xenial-py3 https://oplab9.parqtec.unicamp.br/pub/ppc64el/openstack/nova/96/703596/1/check/tempest-dsvm-full-xenial-py3/4a8aab5/ : FAILURE in 5m 38s (non-voting)\n- grenade-dsvm-xenial https://oplab9.parqtec.unicamp.br/pub/ppc64el/openstack/nova/96/703596/1/check/grenade-dsvm-xenial/752049a/ : FAILURE in 3m 03s (non-voting)","accounts_in_message":[],"_revision_number":1},{"id":"5616a73f7cb1523640409d49960afc291864dea1","author":{"_account_id":26515,"name":"Cloudbase Nova Hyper-V CI","email":"nova_hyperv_ci@cloudbasesolutions.com","username":"nova_hyperv_ci"},"date":"2020-01-21 12:28:23.000000000","message":"Patch Set 1:\n\nFor rechecking only on the Cloudbase Nova Hyper-V CI, add a review comment with run-Cloudbase Nova Hyper-V CI\n\n- nova http://cloudbase-ci.com/nova/703596/1 : FAILURE in 8m 52s","accounts_in_message":[],"_revision_number":1},{"id":"d915db4c4bf541fa55fb9e77f75d897d75a069d6","author":{"_account_id":10135,"name":"Lee Yarwood","display_name":"Lee Yarwood","email":"lyarwood@redhat.com","username":"lyarwood"},"date":"2020-01-21 12:29:03.000000000","message":"Patch Set 1: Code-Review-1\n\n\u003e i have proposed a revert for this as while i understand that\n \u003e libvirt does not properly handel this detection and nova is working\n \u003e around a libvirt bug i dont think just skipping is a correct\n \u003e approch.\n \u003e \n \u003e this is a workaround so we should treat it as such and add a\n \u003e workarounds config option. secondly if we can detect the cpu flags,\n \u003e which i think we can we can compare those. we dont need the cpu\n \u003e model which seams to be the issue. if the destination flags do not\n \u003e match exactly the host-passthough would fail.\n\nCan you add the above context to the commit?\n\nI agree about this really being a workaround while the bug in Libvirt is resolved but I\u0027m not sure that we want to carry our own check in Nova just for AArch64 CPUs.","accounts_in_message":[],"_revision_number":1},{"id":"53257c866a0c1126e5a2e7657ced67d45d8c936f","author":{"_account_id":29963,"name":"Intel_Zuul","display_name":"Intel Corporation CI","email":"intel-openstack-ci@intel.com","username":"Intel_Zuul"},"date":"2020-01-21 12:31:44.000000000","message":"Patch Set 1:\n\nBuild failed.\n\n- pmem-tempest-plugin-filtered http://52.27.155.124/96/703596/1/check/pmem-tempest-plugin-filtered/a61abc8/ : RETRY_LIMIT in 3m 28s","accounts_in_message":[],"_revision_number":1},{"id":"098e5d20e7bc9492a313937550b907509f4f7dbb","tag":"autogenerated:zuul:check","author":{"_account_id":22348,"name":"Zuul","username":"zuul","tags":["SERVICE_USER"]},"date":"2020-01-21 16:19:02.000000000","message":"Patch Set 1: Verified-1\n\nBuild failed (check pipeline).  For information on how to proceed, see\nhttp://docs.openstack.org/infra/manual/developers.html#automated-testing\n\n\n- grenade-py3 https://zuul.opendev.org/t/openstack/build/5aed9f14ce8b4fe797b89c85d2f15f35 : SUCCESS in 59m 46s\n- tempest-integrated-compute https://zuul.opendev.org/t/openstack/build/f64e56298e4e4ed490da8f4d0c4192de : FAILURE in 1h 37m 39s\n- openstack-tox-cover https://zuul.opendev.org/t/openstack/build/17e46b61230b4c9ba5be5585762b2c43 : SUCCESS in 21m 09s\n- openstack-tox-lower-constraints https://zuul.opendev.org/t/openstack/build/e779b3871bec478e95b904d839cf7123 : SUCCESS in 29m 25s\n- openstack-tox-pep8 https://zuul.opendev.org/t/openstack/build/c19884450f5544e7a268c4dcac96acb1 : SUCCESS in 15m 35s\n- openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/72296342dab14511b4f56c810f6129af : SUCCESS in 28m 34s\n- openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e972cc29ed0b4adcb55cb32e78d9819d : SUCCESS in 29m 02s\n- openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b2f5ad0933664aefb9739d8d2bde69b2 : SUCCESS in 10m 32s\n- ironic-tempest-ipa-wholedisk-bios-agent_ipmitool-tinyipa https://zuul.opendev.org/t/openstack/build/b7cabdd286bc48f6916669762306713f : TIMED_OUT in 1h 33m 45s (non-voting)\n- devstack-plugin-ceph-tempest-py3 https://zuul.opendev.org/t/openstack/build/7a4c5370302a47acbe6dd2238052a159 : FAILURE in 53m 34s (non-voting)\n- nova-grenade-multinode https://zuul.opendev.org/t/openstack/build/6095204ba28c4008b7fb63056e9fb332 : FAILURE in 1h 14m 03s\n- nova-live-migration https://zuul.opendev.org/t/openstack/build/cabd4594bf0c454abc28888ccf07af15 : SUCCESS in 55m 36s\n- nova-lvm https://zuul.opendev.org/t/openstack/build/cb5ca109825e4091b2f411f22a222edb : SUCCESS in 50m 19s (non-voting)\n- nova-multi-cell https://zuul.opendev.org/t/openstack/build/aab26bd6b6a84b6391f1f1455dd441fe : SUCCESS in 1h 32m 54s\n- nova-next https://zuul.opendev.org/t/openstack/build/59c091d0b19f4151904d4bec7052488e : SUCCESS in 2h 03m 47s\n- nova-tox-functional-py36 https://zuul.opendev.org/t/openstack/build/0832d230ff504efe9da26936934af720 : SUCCESS in 15m 35s\n- tempest-ipv6-only https://zuul.opendev.org/t/openstack/build/e6e71a860d344866b0ac414672c9a858 : SUCCESS in 59m 07s","accounts_in_message":[],"_revision_number":1},{"id":"3efe1e1e1427778f64a405d0c3c487f4cec7d0d4","author":{"_account_id":9008,"name":"VMware NSX CI","username":"vmwareminesweeper","tags":["SERVICE_USER"]},"date":"2020-01-21 16:23:40.000000000","message":"Patch Set 1:\n\nBuild failed\n\n- dsvm-nova http://207.189.188.190/logs/96/703596/1/check-vote/ext-nova-zuul/d157748 : FAILURE in 32m 34s","accounts_in_message":[],"_revision_number":1},{"id":"c09f2cf1b870766762a46667d96ee83c727b2870","author":{"_account_id":4690,"name":"melanie witt","display_name":"melwitt","email":"melwittt@gmail.com","username":"melwitt"},"date":"2020-01-21 20:29:40.000000000","message":"Patch Set 1:\n\nI\u0027d like to see a review from Kashyap on this revert. On the original patch, he did not find issue with skipping the comparison for AArch64 and even suggested the wording for the log message. Based on that, I thought the patch was fine. Kashyap is my usual go-to person for libvirt patches, so I\u0027d like to see his thoughts on reverting this.","accounts_in_message":[],"_revision_number":1},{"id":"d698298b8d49db73d2593c18664cbc02eb712586","author":{"_account_id":11604,"name":"sean mooney","email":"smooney@redhat.com","username":"sean-k-mooney"},"date":"2020-01-21 22:14:16.000000000","message":"Patch Set 1:\n\ngive we can retrive the cpu model from /proc/cpuinfo and that the feature flags are also reported there when we dont retrive the model from libvirt i think it  would make sense to check it directly ourselves. the orginal patch was working around a feature gap in libvirt where it does not correctly retrive this info likely due to the fact that the way the model and flags are reported on aarch64 is slightly different. lscpu had to be updated to be able to parse it properly and i suspect that libvirt similarly is querying the info incorrectly.","accounts_in_message":[],"_revision_number":1},{"id":"33a3e1ca4b6ad8ce737e022e5d110ce8e88fd256","author":{"_account_id":6962,"name":"Kashyap Chamarthy","email":"kchamart@redhat.com","username":"kashyapc"},"date":"2020-01-22 17:22:29.000000000","message":"Patch Set 1: Code-Review-1\n\nWe should not revert this; libvirt/QEMU developers themselves say that it makes no sense to do CPU comparison; and just use \u0027host-passthrough\u0027\n\nLet me quote myself from the original change:\n\n[quote]\nIt is true that libvirt does not know how to detect host CPU model on AArch64, but even if it _wants_ to know, it cannot, because even the `/proc/cpuinfo` on AArch64 doesn\u0027t show anything interesting.  There are lots of vendors making different AArch64 CPUs, and they are not easily comparable.  They all differ in various ways.  (This is also confirmed by Jiri Denemark of libvirt.)\n\nSo it doesn\u0027t make sense to do CPU compatability check on AArch64.  And the AArch64 folks themselves recommend that the way to run KVM guests on AArch64 is via \u0027host-passthrough\u0027.\n[/quote]","accounts_in_message":[],"_revision_number":1},{"id":"8b0aabb5f1e5c506805a7bb86c3f8b0f25373ae4","author":{"_account_id":11604,"name":"sean mooney","email":"smooney@redhat.com","username":"sean-k-mooney"},"date":"2020-01-30 19:16:28.000000000","message":"Abandoned\n\ni still maintain that we should be checkign the cpu model and feature flags using /proc/cpu info as the info we need is avaiable there but im also not planning to work on this so im abandoing this revert. i fully expect that we will have live migration bugs on aarch64 in the future as a result of not checking cpu compatibility and not working around the libvirt feature gap.","accounts_in_message":[],"_revision_number":1}],"current_revision_number":1,"current_revision":"b22d754b835f0d9de8521580d9be7209db59b20b","revisions":{"b22d754b835f0d9de8521580d9be7209db59b20b":{"kind":"REWORK","_number":1,"created":"2020-01-21 12:17:58.000000000","uploader":{"_account_id":11604,"name":"sean mooney","email":"smooney@redhat.com","username":"sean-k-mooney"},"ref":"refs/changes/96/703596/1","fetch":{"anonymous http":{"url":"https://review.opendev.org/openstack/nova","ref":"refs/changes/96/703596/1","commands":{"Checkout":"git fetch https://review.opendev.org/openstack/nova refs/changes/96/703596/1 \u0026\u0026 git checkout FETCH_HEAD","Cherry Pick":"git fetch https://review.opendev.org/openstack/nova refs/changes/96/703596/1 \u0026\u0026 git cherry-pick FETCH_HEAD","Format Patch":"git fetch https://review.opendev.org/openstack/nova refs/changes/96/703596/1 \u0026\u0026 git format-patch -1 --stdout FETCH_HEAD","Pull":"git pull https://review.opendev.org/openstack/nova refs/changes/96/703596/1"}}},"commit":{"parents":[{"commit":"4bb54ae86981d186e41dcc325d171ab951beb7b6","subject":"Skip cpu comparison on AArch64","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/4bb54ae86981d186e41dcc325d171ab951beb7b6"}]}],"author":{"name":"sean mooney","email":"smooney@redhat.com","date":"2020-01-21 12:17:58.000000000","tz":0},"committer":{"name":"sean mooney","email":"smooney@redhat.com","date":"2020-01-21 12:17:58.000000000","tz":0},"subject":"Revert \"Skip cpu comparison on AArch64\"","message":"Revert \"Skip cpu comparison on AArch64\"\n\nThis reverts commit 4bb54ae86981d186e41dcc325d171ab951beb7b6.\n\nChange-Id: I30aae6128d30fdfeab7b5c73c12d70b86fe03fc3\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/b22d754b835f0d9de8521580d9be7209db59b20b"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/nova/commit/b22d754b835f0d9de8521580d9be7209db59b20b"}]},"branch":"refs/heads/master"}},"requirements":[],"submit_records":[],"submit_requirements":[]}
