kolla-ansible

etcd3 coordination driver is unstable

Bug #1854932 reported by Radosław Piliszek on 2019-12-03

This bug affects 1 person

	Status	Importance	Assigned to	Milestone
kolla-ansible	Fix Released	Medium	Radosław Piliszek	kolla-ansible 10.0.0 "ussuri"
Stein	Fix Released	Medium	Unassigned
Train	Fix Released	Medium	Radosław Piliszek	kolla-ansible 9.0.0 "Train"
Ussuri	Fix Released	Medium	Radosław Piliszek	kolla-ansible 10.0.0 "ussuri"

Bug Description

Testing, in CI, Zun+Cinder [1] destabilizes the deployment when the default coordination backend is left on (which becomes etcd via etcd3 driver due to Zun's dependency).

[1] https://review.opendev.org/689660

Tags:

OpenStack Infra (hudson-openstack) on 2019-12-03

Changed in kolla-ansible:
assignee:	nobody → Radosław Piliszek (yoctozepto)
status:	Triaged → In Progress

Revision history for this message

Radosław Piliszek (yoctozepto) wrote on 2019-12-05:

So etcd3 driver has issues with eventlet-based apps which include cinder and designate:
https://review.opendev.org/466098

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2019-12-07: Fix merged to kolla-ansible (master)

Reviewed: https://review.opendev.org/694476
Committed: https://git.openstack.org/cgit/openstack/kolla-ansible/commit/?id=58b5acbf65013f468db3fe73349689271a3c287e
Submitter: Zuul
Branch: master

commit 58b5acbf65013f468db3fe73349689271a3c287e
Author: Radosław Piliszek <email address hidden>
Date: Fri Nov 15 09:38:43 2019 +0100

Default to etcd3gw driver for etcd-based coordination

To fix instability and availability issues:

etcd3 is not available in repos for binary kolla images.

etcd3 does not support eventlet-based services [1].

[1] https://review.opendev.org/466098

    Change-Id: I430bab735da204fc81696130b17931a89214c876
    Closes-bug: #1852086
    Closes-bug: #1854932

Changed in kolla-ansible:
status:	In Progress → Fix Released

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2019-12-07: Fix proposed to kolla-ansible (stable/train)

Fix proposed to branch: stable/train
Review: https://review.opendev.org/697839

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2019-12-09: Fix merged to kolla-ansible (stable/train)

Reviewed: https://review.opendev.org/697839
Committed: https://git.openstack.org/cgit/openstack/kolla-ansible/commit/?id=bfd1bde4e0ed1fe98d49253f15b53b31e1ee0645
Submitter: Zuul
Branch: stable/train

commit bfd1bde4e0ed1fe98d49253f15b53b31e1ee0645
Author: Radosław Piliszek <email address hidden>
Date: Fri Nov 15 09:38:43 2019 +0100

Default to etcd3gw driver for etcd-based coordination

To fix instability and availability issues:

etcd3 is not available in repos for binary kolla images.

etcd3 does not support eventlet-based services [1].

[1] https://review.opendev.org/466098

    Change-Id: I430bab735da204fc81696130b17931a89214c876
    Closes-bug: #1852086
    Closes-bug: #1854932
    (cherry picked from commit 58b5acbf65013f468db3fe73349689271a3c287e)

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2019-12-09: Fix merged to kolla-ansible (stable/stein)

Reviewed: https://review.opendev.org/697841
Committed: https://git.openstack.org/cgit/openstack/kolla-ansible/commit/?id=a0190747485bbb54da7776e17269688f53a07c83
Submitter: Zuul
Branch: stable/stein

commit a0190747485bbb54da7776e17269688f53a07c83
Author: Radosław Piliszek <email address hidden>
Date: Fri Nov 15 09:38:43 2019 +0100

Default to etcd3gw driver for etcd-based coordination

To fix instability and availability issues:

etcd3 is not available in repos for binary kolla images.

etcd3 does not support eventlet-based services [1].

[1] https://review.opendev.org/466098

    Change-Id: I430bab735da204fc81696130b17931a89214c876
    Closes-bug: #1852086
    Closes-bug: #1854932
    (cherry picked from commit 58b5acbf65013f468db3fe73349689271a3c287e)
    (cherry picked from commit bfd1bde4e0ed1fe98d49253f15b53b31e1ee0645)