Aliaksandr Valialkin
e772d1c920
lib/promscrape/discovery/kubernetes: reduce load on Kubernetes API server by using watch bookmarks
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This allows continuing object watch from the last bookbark instead of reloading all the objects
on watch errors or timeouts.
See https://kubernetes.io/docs/reference/using-api/api-concepts/#watch-bookmarks
2021-03-10 15:06:35 +02:00
Aliaksandr Valialkin
815666e6a6
lib/promscrape/discovery/kubernetes: cache target labels
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This should reduce CPU usage on repeated SDConfig.GetLabels() calls.
2021-02-26 20:23:28 +02:00
Aliaksandr Valialkin
c8f2f9b2e8
lib/promscrape: cleanup after 9b2246c29b
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Main points:
* Revert changes outside lib/promscrape/discovery/kuberntes . These changes can be applied later in a separate commit
* Minimize changes in lib/promscrape/discovery/kubernetes compared to a93e644001
2021-02-26 16:54:05 +02:00
Nikolay
9b2246c29b
vmagent kubernetes watch stream discovery. ( #1082 )
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* started work on sd for k8s
* continue work on watch sd
* fixes
* continue work
* continue work on sd k8s
* disable gzip
* fixes typos
* log errror
* minor fix
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2021-02-26 16:46:13 +02:00
Aliaksandr Valialkin
9e83335ca9
lib/promscrape/discovery/kubernetes: go fmt
2020-11-07 13:03:49 +02:00
Aliaksandr Valialkin
5407eed2f6
lib/promscrape/discovery/kubernetes: reduce memory usage for labels when discovering big number of scrape targets by using string concatenation instead of fmt.Sprintf
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/825
2020-11-07 13:03:08 +02:00
Aliaksandr Valialkin
d5dddb0953
all: use %w instead of %s for wrapping errors in fmt.Errorf
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This will simplify examining the returned errors such as httpserver.ErrorWithStatusCode .
See https://blog.golang.org/go1.13-errors for details.
2020-06-30 23:05:11 +03:00
Aliaksandr Valialkin
1c5d14a2eb
lib/promscrape: move KubernetesSDConfig to lib/promscrape/discovery/kubernetes
2020-04-23 11:34:22 +03:00
Aliaksandr Valialkin
a714568374
lib/promscrape/discovery/kubernetes: hide role switch logic behind GetLabels function
2020-04-22 22:16:11 +03:00
Aliaksandr Valialkin
43375df923
lib/promscrape/discovery/kubernetes: update stale comments
2020-04-17 14:06:20 +03:00
Aliaksandr Valialkin
2e4e202c2b
lib/promscrape: add initial support for kubernetes_sd_config
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/334
2020-04-13 21:03:28 +03:00
