Commit graph

11 commits

Author SHA1 Message Date
Aliaksandr Valialkin
c80d38f00c lib/promscrape/discovery/consul: reduce load on Consul API server by increasing timeout for blocking requests from 50 seconds to 9 minutes
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/574
2020-12-11 17:26:34 +02:00
Aliaksandr Valialkin
1430bbcf33 lib/promscrape/discoveryutils: remove limit on the number of concurrently running blocking queries
Too low limit could result in unexpected errors when performing big number of blocking queries.
2020-12-05 12:15:47 +02:00
Aliaksandr Valialkin
7a889f6850 lib/promscrape: code cleanup after c6dee6c52d
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/574
2020-12-03 19:52:09 +02:00
Nikolay
0b302d33cb Changes consul discovery api (#921)
* adds consul watch api,
it must reduce load on consul service with blocking wait requests,
changed discoveryClient api with fetchResponseMeta callback.

* small fix

* fix after master merge

* adds watch client at discovery utils

* fixes consul watcher,
changes namings,
fixes data race

* small typo fix

* sanity fix

* fix naming and service node update
2020-12-03 19:52:08 +02:00
Nikolay Khramchikhin
7f96712b38 Adds dockerswarm sd (#818)
* adds dockerswarm service discovery

https://github.com/VictoriaMetrics/VictoriaMetrics/issues/656

 Following roles supported: services, tasks and nodes.
 Basic, token and tls auth supported.
 Added tests for labels generation.

* added unix socket support to discovery utils

Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-10-12 16:13:58 +03:00
Aliaksandr Valialkin
1724cc241e lib/promscrape: properly retry requests on the server closed connection before returning the first response byte error during service discover API calls and target scrapes 2020-08-13 22:32:29 +03:00
Aliaksandr Valialkin
d962568e93 all: use %w instead of %s for wrapping errors in fmt.Errorf
This will simplify examining the returned errors such as httpserver.ErrorWithStatusCode .
See https://blog.golang.org/go1.13-errors for details.
2020-06-30 23:33:46 +03:00
Aliaksandr Valialkin
62e1908986 lib/promscrape: reduce default value for -promscrape.discovery.concurrency from 500 to 100
This should reduce load on Kubernetes API server and Consul when big number of targets are discovered

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/574
2020-06-20 17:53:48 +03:00
Aliaksandr Valialkin
73ec5cf460 lib/promscrape: add -promscrape.discovery.concurrency and -promscrape.discovery.concurrentWaitTime flags for tuning the number of concurrent requests to autodiscovery API servers at Consul or Kubernetes 2020-05-19 17:35:59 +03:00
Aliaksandr Valialkin
89aa6dbf56 lib/promscrape: add Prometheus-compatible service discovery for Consul aka consul_sd_configs
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/330
2020-05-04 20:53:06 +03:00
Aliaksandr Valialkin
de5f923476 lib/promscrape: set 30 seconds timeout for discovery api requests
Previously such requests could hang for long time. This could make debugging harder.
2020-04-29 17:29:03 +03:00