puppet-vswitch

Provide option to disable EMC in puppet-vswitch

Bug #1821821 reported by yogananth subramanian
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
puppet-vswitch
Fix Released
Undecided
yogananth subramanian

Bug Description

Based on observation presented by Andrew Theurer[1],As the number of flows increase, the performance of OvS-DPDK with the Exact Match Cache (EMC) seems to diminish below OvS-DPDK performance with no EMC at all.
Hence an option to disable EMC.

[1] -http://www.openvswitch.org/support/ovscon2018/5/1330-theurer.pdf

yogananth subramanian (anantyog-o)
Changed in puppet-vswitch:
assignee: nobody → yogananth subramanian (anantyog-o)
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix proposed to puppet-vswitch (master)

Fix proposed to branch: master
Review: https://review.openstack.org/647955

Changed in puppet-vswitch:
status: New → In Progress
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix merged to puppet-vswitch (master)

Reviewed: https://review.openstack.org/647955
Committed: https://git.openstack.org/cgit/openstack/puppet-vswitch/commit/?id=97eb675dcc41578d1c52aff558533c49c4a925b4
Submitter: Zuul
Branch: master

commit 97eb675dcc41578d1c52aff558533c49c4a925b4
Author: Yogananth Subramanian <email address hidden>
Date: Wed Mar 27 05:45:35 2019 +0530

    Provide option to disable EMC in puppet-vswitch

    This patch disables EMC by setting emc-insert-inv-prob to 0.

    Change-Id: I02dc94dbf4d9cee365b230a82dd5d5616d21406b
    Closes-Bug: #1821821

Changed in puppet-vswitch:
status: In Progress → Fix Released
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix proposed to puppet-vswitch (stable/rocky)

Fix proposed to branch: stable/rocky
Review: https://review.openstack.org/650870

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix proposed to puppet-vswitch (stable/queens)

Fix proposed to branch: stable/queens
Review: https://review.openstack.org/650872

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix merged to puppet-vswitch (stable/queens)

Reviewed: https://review.openstack.org/650872
Committed: https://git.openstack.org/cgit/openstack/puppet-vswitch/commit/?id=691265c30bb46616c3a4d3ee5c5fcae85aca9c98
Submitter: Zuul
Branch: stable/queens

commit 691265c30bb46616c3a4d3ee5c5fcae85aca9c98
Author: Yogananth Subramanian <email address hidden>
Date: Wed Mar 27 05:45:35 2019 +0530

    Provide option to disable EMC in puppet-vswitch

    This patch disables EMC by setting emc-insert-inv-prob to 0.

    Change-Id: I02dc94dbf4d9cee365b230a82dd5d5616d21406b
    Closes-Bug: #1821821
    (cherry picked from commit 97eb675dcc41578d1c52aff558533c49c4a925b4)

tags: added: in-stable-queens
tags: added: in-stable-rocky
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix merged to puppet-vswitch (stable/rocky)

Reviewed: https://review.openstack.org/650870
Committed: https://git.openstack.org/cgit/openstack/puppet-vswitch/commit/?id=dd2e4560ca27215e5800803e57ad3ed31c80bc2f
Submitter: Zuul
Branch: stable/rocky

commit dd2e4560ca27215e5800803e57ad3ed31c80bc2f
Author: Yogananth Subramanian <email address hidden>
Date: Wed Mar 27 05:45:35 2019 +0530

    Provide option to disable EMC in puppet-vswitch

    This patch disables EMC by setting emc-insert-inv-prob to 0.

    Change-Id: I02dc94dbf4d9cee365b230a82dd5d5616d21406b
    Closes-Bug: #1821821
    (cherry picked from commit 97eb675dcc41578d1c52aff558533c49c4a925b4)

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix included in openstack/puppet-vswitch 11.0.0

This issue was fixed in the openstack/puppet-vswitch 11.0.0 release.

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix proposed to puppet-vswitch (stable/stein)

Fix proposed to branch: stable/stein
Review: https://review.opendev.org/664581

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix merged to puppet-vswitch (stable/stein)

Reviewed: https://review.opendev.org/664581
Committed: https://git.openstack.org/cgit/openstack/puppet-vswitch/commit/?id=61a2c31bafaab4dbccaa68dbf32a68ad1d16be02
Submitter: Zuul
Branch: stable/stein

commit 61a2c31bafaab4dbccaa68dbf32a68ad1d16be02
Author: Yogananth Subramanian <email address hidden>
Date: Wed Mar 27 05:45:35 2019 +0530

    Provide option to disable EMC in puppet-vswitch

    This patch disables EMC by setting emc-insert-inv-prob to 0.

    Change-Id: I02dc94dbf4d9cee365b230a82dd5d5616d21406b
    Closes-Bug: #1821821
    (cherry picked from commit 97eb675dcc41578d1c52aff558533c49c4a925b4)

tags: added: in-stable-stein
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix included in openstack/puppet-vswitch queens-eol

This issue was fixed in the openstack/puppet-vswitch queens-eol release.

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix included in openstack/puppet-vswitch rocky-eol

This issue was fixed in the openstack/puppet-vswitch rocky-eol release.

Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Fix included in openstack/puppet-vswitch stein-eol

This issue was fixed in the openstack/puppet-vswitch stein-eol release.

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