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Use a prometheus Histogram rather than a Summary for tracking apiserver latency.
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@ -52,10 +52,12 @@ var (
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},
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},
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[]string{"handler", "verb", "resource", "code"},
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[]string{"handler", "verb", "resource", "code"},
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)
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)
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requestLatencies = prometheus.NewSummaryVec(
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requestLatencies = prometheus.NewHistogramVec(
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prometheus.SummaryOpts{
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prometheus.HistogramOpts{
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Name: "apiserver_request_latencies",
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Name: "apiserver_request_latencies",
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Help: "Response latency summary in microseconds for each request handler and verb.",
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Help: "Response latency distribution in microseconds for each request handler and verb.",
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// Use buckets ranging from 125 ms to 8 seconds.
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Buckets: prometheus.ExponentialBuckets(125000, 2.0, 7),
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},
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},
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[]string{"handler", "verb"},
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[]string{"handler", "verb"},
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)
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)
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