apiserver/pkg/endpoints/request
Andrew Sy Kim 53a2449e3c apiserver: exclude APF queue wait time from SLO latency metrics (#116420)
* apiserver: add latency tracker for priority & fairness queue wait time

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

* apiserver: exclude priority & fairness wait times to SLO/SLI latency metrics

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

* apiserver: update TestLatencyTrackersFrom to check latency from PriorityAndFairnessTracker

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

* flowcontrol: add helper function observeQueueWaitTime to consolidate metric and latency tracker calls

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

* flowcontrol: replace time.Now() / time.Since() with clock.Now() / clock.Since() for better testability

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

* flowcontrol: add unit test TestQueueWaitTimeLatencyTracker to validate queue wait times recorded by latency tracker

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

---------

Signed-off-by: Andrew Sy Kim <andrewsy@google.com>

Kubernetes-commit: ee18f602523e11a80823a659bed8f70f98a12914
2023-03-15 07:35:21 +00:00
..
OWNERS Check in OWNERS modified by update-yamlfmt.sh 2021-12-09 21:31:26 -05:00
context.go apiserver: store (event, evaluated policy) pair in request context 2021-09-20 17:43:16 -04:00
context_test.go Generate and format files 2022-07-19 20:54:13 -04:00
doc.go genericapiserver: fix imports 2017-01-19 10:27:27 -05:00
received_time.go Take into account latency incurred in server filters 2020-09-18 16:46:07 -04:00
received_time_test.go Take into account latency incurred in server filters 2020-09-18 16:46:07 -04:00
requestinfo.go logging: fix names of keys 2023-01-16 15:04:01 +01:00
requestinfo_test.go Requires single name for list and watch 2018-05-06 15:15:32 +02:00
server_shutdown_signal.go apiserver: watch gets notified on server shutdown signal 2023-01-13 18:02:41 -05:00
webhook_duration.go apiserver: exclude APF queue wait time from SLO latency metrics (#116420) 2023-03-15 07:35:21 +00:00
webhook_duration_test.go apiserver: exclude APF queue wait time from SLO latency metrics (#116420) 2023-03-15 07:35:21 +00:00