yahoo-eng-team team mailing list archive

[Matt Riedemann <mriedem.os@xxxxxxxxx>]

The actual failure in this case happened on the source host:

http://logs.openstack.org/43/458843/1/check/gate-tempest-dsvm-multinode-
live-migration-ubuntu-
xenial/697a501/logs/subnode-2/libvirt/qemu/instance-00000001.txt.gz

qemu-system-x86_64: /build/qemu-5OJ39u/qemu-2.8+dfsg/block/io.c:1514:
bdrv_co_pwritev: Assertion `!(bs->open_flags & BDRV_O_INACTIVE)' failed.

And shows up like this on the dest host:

http://logs.openstack.org/43/458843/1/check/gate-tempest-dsvm-multinode-
live-migration-ubuntu-
xenial/697a501/logs/libvirt/qemu/instance-00000001.txt.gz

/build/qemu-
5OJ39u/qemu-2.8+dfsg/nbd/server.c:nbd_receive_request():L710: read
failed

This ML post is related:

http://lists.nongnu.org/archive/html/qemu-devel/2017-04/msg01086.html

** Also affects: nova/newton
   Importance: Undecided
       Status: New

** Also affects: nova/ocata
   Importance: Undecided
       Status: New

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You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1685340

Title:
  compute logs tell me live migration finished successfully when it
  actually failed

Status in OpenStack Compute (nova):
  In Progress
Status in OpenStack Compute (nova) newton series:
  New
Status in OpenStack Compute (nova) ocata series:
  New

Bug description:
  This tells me post live migration at destination failed:

  http://logs.openstack.org/43/458843/1/check/gate-tempest-dsvm-
  multinode-live-migration-ubuntu-
  xenial/697a501/logs/subnode-2/screen-n-cpu.txt.gz#_2017-04-21_13_54_10_281

  2017-04-21 13:54:10.281 10362 ERROR nova.compute.manager [req-
  7ecbf938-9e55-4e4c-b7da-63eef0f8d4a9 tempest-
  LiveBlockMigrationTestJSON-208732686 tempest-
  LiveBlockMigrationTestJSON-208732686] [instance: 9bf9f268-5242-4b1d-
  8fe6-ee348b2b8d3e] Post live migration at destination ubuntu-xenial-2
  -node-osic-cloud1-s3500-8527282 failed

  Later on, the logs tell me it was successful:

  http://logs.openstack.org/43/458843/1/check/gate-tempest-dsvm-
  multinode-live-migration-ubuntu-
  xenial/697a501/logs/subnode-2/screen-n-cpu.txt.gz#_2017-04-21_13_54_11_080

  2017-04-21 13:54:11.080 10362 INFO nova.compute.manager [req-
  7ecbf938-9e55-4e4c-b7da-63eef0f8d4a9 tempest-
  LiveBlockMigrationTestJSON-208732686 tempest-
  LiveBlockMigrationTestJSON-208732686] [instance: 9bf9f268-5242-4b1d-
  8fe6-ee348b2b8d3e] Migrating instance to ubuntu-xenial-2-node-osic-
  cloud1-s3500-8527282 finished successfully.

  That's because we don't stop on the failure because we want to
  continue with cleanup, but we don't check if we failed when emitting
  the success message.

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