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Add more buckets to admission_latency_seconds metric #4657

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jbartosik
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@jbartosik jbartosik commented Feb 1, 2022

I want more resolution in [0.2, 1]s range. K8s Pod Creation Latency
SLO
has a target of 5s so it makes a difference for the SLO how the
delay we introduce is distributed. Right now I think buckets are too
wide in the [0.1, 1]s range.

/kind feature

NONE

@k8s-ci-robot k8s-ci-robot added kind/feature Categorizes issue or PR as related to a new feature. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. labels Feb 1, 2022
@k8s-ci-robot k8s-ci-robot added the size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. label Feb 1, 2022
I want more resolution in [0.2, 1]s range. For K8s Pod Creation Latency
SLO[1] has a target of 5s so it makes a difference for the SLO how the
delay we introduce is distributed. Right now I think buckets are too
wide.

[1] https://github.com/kubernetes/community/blob/master/sig-scalability/slos/pod_startup_latency.md
@jbartosik jbartosik force-pushed the more_admission_latency_buckets branch from 8cc606b to 4fbd0d8 Compare February 1, 2022 09:38
@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Feb 1, 2022
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jbartosik, josephburnett

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/lgtm

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Feb 1, 2022
@k8s-ci-robot k8s-ci-robot merged commit 0d52c16 into kubernetes:master Feb 1, 2022
@jbartosik jbartosik deleted the more_admission_latency_buckets branch February 1, 2022 15:00
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3 participants