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@rgolangh rgolangh commented Dec 2, 2019

- What I did

Set much lower resources request by the static coredns, mdns publisher, and keepalived.

- How to verify it

Run IPI installation of oVirt, 3 master (all of them use those static pods) and 2 workers (uses coredns, mdns publisher) see the install complete, cluster is fully operational, the static pods works with no hiccups.

- Description for the changelog
Set much lower resources request by the static coredns, mdns publisher, and keepalived.
Those static pods requested way too much resources, adding pressure on the nodes and sometimes causing pods to be killed by the OOM manager.

@openshift-ci-robot openshift-ci-robot added the size/S Denotes a PR that changes 10-29 lines, ignoring generated files. label Dec 2, 2019
@ericavonb
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/retest

@kikisdeliveryservice kikisdeliveryservice changed the title ovirt: reduce static pods mem/cpu requierments ovirt: reduce static pods mem/cpu requirements Dec 2, 2019
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/retest

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rgolangh commented Dec 2, 2019

/retest

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rgolangh commented Dec 3, 2019 via email

@runcom
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runcom commented Dec 3, 2019

/retest

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rgolangh commented Dec 5, 2019

/retest

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/retest

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/retest

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/retest

This has 2 effects: better resource controll and it makes the qosClass
of the pod to be Burstable and not BestEffort

Signed-off-by: Roy Golan <rgolan@redhat.com>
@openshift-ci-robot openshift-ci-robot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/S Denotes a PR that changes 10-29 lines, ignoring generated files. labels Dec 18, 2019
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/retest

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/retest

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/lgtm

@openshift-ci-robot openshift-ci-robot added the lgtm Indicates that a PR is ready to be merged. label Dec 19, 2019
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ericavonb, rgolangh

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@openshift-ci-robot openshift-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Dec 19, 2019
@openshift-merge-robot openshift-merge-robot merged commit 347a7a0 into openshift:master Dec 20, 2019
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5 participants