Fuel for OpenStack

[nailgun] random fail of test_multi_processing_serialization

Bug #1605666 reported by Arthur Svechnikov on 2016-07-22

This bug affects 2 people

Affects		Status	Importance	Assigned to	Milestone
	Fuel for OpenStack	Fix Committed	High	Bulat Gaifullin	Fuel for OpenStack 10.0

Bug Description

Test TestTransactionSerializer.test_multi_processing_serialization random failed [0][1]

[0] http://paste.openstack.org/show/539798/
[1] http://logs.openstack.org/15/335415/1/gate/gate-fuel-web-python27-db/5e34495/console.html

Tags:

Alexander Kislitsky (akislitsky) on 2016-07-25

Changed in fuel:
assignee:	nobody → Fuel Sustaining (fuel-sustaining-team)
milestone:	none → 10.0
importance:	Undecided → High
status:	New → Confirmed
tags:	added: area-python

Revision history for this message

Bulat Gaifullin (bulat.gaifullin) wrote on 2016-07-25:

The problem was in sharing yaql engine between child processes.
each process should have its own instance of yaql engine

Changed in fuel:
assignee:	Fuel Sustaining (fuel-sustaining-team) → Bulat Gaifullin (bgaifullin)

OpenStack Infra (hudson-openstack) on 2016-07-25

Changed in fuel:
status:	Confirmed → In Progress

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2016-07-26: Fix merged to fuel-web (master)

Reviewed: https://review.openstack.org/346921
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=ab3a1ab3badf1cec88e4b6bda7fa8da2e61bbc38
Submitter: Jenkins
Branch: master

commit ab3a1ab3badf1cec88e4b6bda7fa8da2e61bbc38
Author: Bulat Gaifullin <email address hidden>
Date: Mon Jul 25 19:27:14 2016 +0300

Stop sharing yaql engine between child processes

Sharing of yaql engine causes random failures in lcm.task_serializers
Now, each worker process will have its own instance of yaql engine.

Change-Id: I7ab2036a01e0611b6f9782e504fb2ba26876507d
Closes-Bug: 1605666

Changed in fuel:
status:	In Progress → Fix Committed

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2016-08-24: Fix proposed to fuel-web (stable/mitaka)

Fix proposed to branch: stable/mitaka
Review: https://review.openstack.org/360091

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2016-08-25: Fix merged to fuel-web (stable/mitaka)

Reviewed: https://review.openstack.org/360091
Committed: https://git.openstack.org/cgit/openstack/fuel-web/commit/?id=99d213317c140374e06fdfb0ef5e792bc7702568
Submitter: Jenkins
Branch: stable/mitaka

commit 99d213317c140374e06fdfb0ef5e792bc7702568
Author: Bulat Gaifullin <email address hidden>
Date: Mon Jul 25 19:27:14 2016 +0300

Stop sharing yaql engine between child processes

Sharing of yaql engine causes random failures in lcm.task_serializers
Now, each worker process will have its own instance of yaql engine.

    Change-Id: I7ab2036a01e0611b6f9782e504fb2ba26876507d
    Closes-Bug: 1605666
    (cherry picked from commit ab3a1ab3badf1cec88e4b6bda7fa8da2e61bbc38)