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Merge pull request #112299 from shyamjvs/gzip-level-change

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Reduce default gzip compression level from 4 to 1 in apiserver
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Kubernetes Prow Robot 2022-09-07 15:28:38 -07:00 committed by GitHub
commit 8287e21228
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1 changed files with 4 additions and 2 deletions
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6
staging/src/k8s.io/apiserver/pkg/endpoints/handlers/responsewriters/writers.go
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@ -144,8 +144,10 @@ var gzipPool = &sync.Pool{
}
const (
// defaultGzipContentEncodingLevel is set to 4 which uses less CPU than the default level
defaultGzipContentEncodingLevel = 4
// defaultGzipContentEncodingLevel is set to 1 which uses least CPU compared to higher levels, yet offers
// similar compression ratios (off by at most 1.5x, but typically within 1.1x-1.3x). For further details see -
// https://github.com/kubernetes/kubernetes/issues/112296
defaultGzipContentEncodingLevel = 1
// defaultGzipThresholdBytes is compared to the size of the first write from the stream
// (usually the entire object), and if the size is smaller no gzipping will be performed
// if the client requests it.