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926 commits

Author SHA1 Message Date
Aliaksandr Valialkin
03c959f1df lib/promscrape: stop scrapers for the removed targets before starting scrapers for the added targets 
This should prevent from possible time series overlap when old target is substituted by new target (for example, during Kubernetes deployments).

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1526
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1530
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/748
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1509
 2021-08-17 00:55:51 +03:00
Aliaksandr Valialkin
90434ba25b app/vmalert: mention -remoteWrite.disablePathAppend in the description for -remoteWrite.url 2021-08-16 15:22:47 +03:00
Aliaksandr Valialkin
f37b963619 app/vmalert: follow-up for 2400f85761 2021-08-16 15:20:22 +03:00
Aliaksandr Valialkin
4547d4f692 docs/CHANGELOG.md: update urls to Prometheus 2.29 release 
Previously these urls were pointing to rc0 release
 2021-08-16 14:53:38 +03:00
Aliaksandr Valialkin
ae9f923449 docs/CHANGELOG.md: typo fix: satureated -> saturated 2021-08-16 14:53:38 +03:00
Alexander Rickardsson
2400f85761
vmalert: enable configuring explicit path (#1536) 
* vmalert: allow to disable automatically added path to remote write address via disablePathAppend flag
* docs: update docs to include remoteWrite.disablePathAppend
 2021-08-16 14:20:57 +03:00
Aliaksandr Valialkin
c518858145 docs/CHANGELOG.md: cut v1.64.0 2021-08-15 23:52:03 +03:00
Aliaksandr Valialkin
a0e18f06eb lib/promscrape: restore red highlighting for DOWN targets at /targets page 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1461
 2021-08-15 16:03:57 +03:00
Aliaksandr Valialkin
40a859a760 docs/CHANGELOG.md: mention the bugfix when more than 27 time series are selected at /vmui 2021-08-15 15:10:41 +03:00
Aliaksandr Valialkin
386ee5b82c docs/CHANGELOG.md: mention that VMUI automatically fills Server URL field 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1506
 2021-08-15 14:45:09 +03:00
Aliaksandr Valialkin
aefba16d5e app/vmagent/remotewrite: expose vmagent_remotewrite_send_duration_seconds_total metric 
This metric can be used for determining high saturation of every connection to remote storage with
an alerting query `rate(vmagent_remotewrite_send_duration_seconds_total) > 0.9s`.
This query triggers when a connection is satureated by more than 90%
 2021-08-15 13:34:12 +03:00
Aliaksandr Valialkin
4401464c22 all: add support for Prometheus staleness markers 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1526
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/748
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1509
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1530
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/845
 2021-08-13 12:10:17 +03:00
Aliaksandr Valialkin
9a8d1bcec5 docs/Cluster-VictoriaMetrics.md: meniton that vmagent can be used for replicating the data among multiple clusters 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1491
 2021-08-12 12:47:32 +03:00
Denys Holius
81e4d644dd
added guide for HA monitoring setup in K8s via VM Cluster (#1523) 
* added guide for HA monitoring setup in K8s via VM Cluster

* fixed missed divs

* fixed different typos

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

* Update docs/guides/k8s-ha-monitoring-via-vm-cluster.md

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>

Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
 2021-08-11 11:45:42 +03:00
Aliaksandr Valialkin
755f65f4bc app/vminsert: add vm_rpc_send_duration_seconds_total metric per each vminsert->vmstorage link 
This metric is useful for determining high link saturation with the following alerting rule:

rate(vm_rpc_send_duration_seconds_total) > 0.9s
 2021-08-11 11:44:40 +03:00
Aliaksandr Valialkin
869ff25392 docs/Cluster-VictoriaMetrics.md: update -help output for cluster components after the d375d9b878 2021-08-11 11:44:39 +03:00
Aliaksandr Valialkin
bcffd04e3a docs: make docs-sync after e0ee69797d 2021-08-11 10:53:49 +03:00
Aliaksandr Valialkin
d375d9b878 lib/envflag: add a link to docs for -envflag.enable 2021-08-11 10:29:33 +03:00
Aliaksandr Valialkin
5ce531027f docs/CHANGELOG.md: document new metrics added to vmalert at 7416fdaa8b 2021-08-05 10:13:08 +03:00
Aliaksandr Valialkin
c1185363ca app/vmagent: typo fix in the description for -remoteWrite.queues 2021-08-05 10:01:35 +03:00
Aliaksandr Valialkin
d826352688 app/vmagent: follow-up after fe445f753b 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1491
 2021-08-05 09:52:32 +03:00
Aliaksandr Valialkin
f07165977a docs/Articles.md: actualize links and re-order some links 2021-08-03 16:11:49 +03:00
Aliaksandr Valialkin
50663ba41f lib/promscrape/discovery/gce: add __meta_gce_interface_ipv4_<name> labels as in Prometheus 2.29 
See https://github.com/prometheus/prometheus/pull/8978
 2021-08-03 16:11:49 +03:00
Aliaksandr Valialkin
3cad8b4564 lib/promscrape/discovery/ec2: add __meta_ec2_availability_zone_id label as Prometheus 2.29 does 2021-08-03 16:11:49 +03:00
Aliaksandr Valialkin
e92fde7945 app/vmselect/promql: add present_over_time(m[d]) function, which will be available starting from Prometheus 2.29.0 
See https://github.com/prometheus/prometheus/releases/tag/v2.29.0-rc.0 and https://github.com/prometheus/prometheus/pull/9097
 2021-08-03 16:11:49 +03:00
Roman Khavronenko
370fe9fa2a
docs: add "Scaling to trillions of metric data points" to articles (#1517) 2021-08-03 11:07:45 +03:00
Roman Khavronenko
b385fa622b
docs: mention "Push Prometheus metrics to VictoriaMetrics or other exporters" article (#1511) 2021-08-02 17:23:10 +03:00
Roman Khavronenko
a641102ec2
docs: fix indentation for guide articles (#1512) 2021-08-02 17:16:58 +03:00
Aliaksandr Valialkin
66eb60f20d docs/CaseStudies.md: typo fix: hed->had 2021-07-30 18:32:12 +03:00
Aliaksandr Valialkin
8a3c13fd53 docs/CHANGELOG.md: typo fix 2021-07-30 12:35:57 +03:00
Aliaksandr Valialkin
a3b4fc0474 docs/CHANGELOG.md: document d05cac6c98 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1486
 2021-07-30 12:19:53 +03:00
Aliaksandr Valialkin
a1911e1330 app/vmselect/netstorage: unpack time series data in mostly local big chunks 
This should improve performance on multi-CPU systems for queries selecting time series with big number of raw samples
 2021-07-30 12:03:17 +03:00
Aliaksandr Valialkin
192dfbfd90 app/vmselect: follow-up for ed95bc9531 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1493
 2021-07-29 09:53:28 +03:00
Aliaksandr Valialkin
e20ec090b2 docs: remove SampleSizeCalculations.md, since it is outdated and no longer used 
There was a reference to this doc from the old victoriametrics.com site
 2021-07-28 19:25:16 +03:00
Aliaksandr Valialkin
8ee8660ac4 app/vmselect: follow-up for 626073bca8 
* Rename -search.maxMetricsPointSearch to -search.maxSamplesPerQuery, so it is more consistent with the existing -search.maxSamplesPerSeries
* Move the -search.maxSamplesPerQuery from vmstorage to vmselect, so it could effectively limit the number of raw samples obtained from all the vmstorage nodes
* Document the -search.maxSamplesPerQuery in docs/CHANGELOG.md
 2021-07-28 18:00:23 +03:00
Denys Holius
9ffd70a921
Added new guide for monitoring k8s via VictoriaMetrics cluster (#1476) 
* renamed and moved screenshots

* fixed cluster guide, updated helm chart versions, added values.yaml for vm single

* renamed guide files

* fixed typo

* add some fixes

* fixed typos,added guide k8s-monitoring-via-vm-cluster

* added fixes for yamls
 2021-07-27 18:01:12 +03:00
Aliaksandr Valialkin
8481f4f004 docs/CHANGELOG.md: document 9d45b46f4c 2021-07-27 12:38:31 +03:00
Aaron France
fec509fe2d fix: typo in metrics.md docs 2021-07-26 21:53:26 +03:00
Aliaksandr Valialkin
95aff47330 app/vmselect: prevent from possible deadlock when f callback blocks inside RunParallel 2021-07-26 15:47:30 +03:00
Aliaksandr Valialkin
bfb18438ec docs/Articles.md: add links to new articles 2021-07-23 21:06:58 +03:00
Aliaksandr Valialkin
05672ffc32 app/vmselect/promql: properly handle (a op b) default N if (a op b) returns NaN series 
The result should be a series with `N` values and `a op b` labels. Previously such series has been removed from the result.
 2021-07-16 01:44:58 +03:00
Aliaksandr Valialkin
ca75432e66 app/vmselect: do not track queries with less than 1ms execution time at /api/v1/status/top_queries 
This should improve the readability and usefullness of the /api/v1/status/top_queries when debugging slow queries
or queries that take too much cpu time.
 2021-07-15 16:44:28 +03:00
Aliaksandr Valialkin
f4e81aef7e app/vmselect/netstorage: add -search.maxSamplesPerSeries command-line option for limiting the number of samples a query can process per each series 
This should prevent from out of memory crashes like in https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1067
 2021-07-15 16:03:28 +03:00
Aliaksandr Valialkin
171d44acd8 docs/CHANGELOG.md: typo fix: suffxies->suffixes 2021-07-15 15:02:20 +03:00
Aliaksandr Valialkin
61cc13c16f docs/CHANGELOG.md: cut v1.63.0 2021-07-15 14:02:13 +03:00
Aliaksandr Valialkin
682662b2ae lib/storage: remove cache directory if it contains reset_cache_on_startup file 
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1447
 2021-07-13 17:58:51 +03:00
Aliaksandr Valialkin
8d99e94a52 docs: clarify why spare CPU and RAM resources are needed in capacity planning 2021-07-13 15:48:25 +03:00
Aliaksandr Valialkin
8d0ec47be9 docs/Cluster-VictoriaMetrics.md: clarify the docs about the needed values for -dedup.minScrapeInterval at vmselect during replication when the data is pushed from HA pair 2021-07-13 15:43:02 +03:00
Aliaksandr Valialkin
2df66dad7b lib/httpserver: add is_set label to flag metrics 
This label allows determining the set flags with the query `flag{is_set="true"}`
 2021-07-13 15:10:13 +03:00
Aliaksandr Valialkin
a925d5a3e1 app/vmselect/promql: duration handling improvements in MetricsQL queries 
- Support durations anywhere in MetricsQL queries. E.g. sum_over_time(m[1h])/1h is equivalent to sum_over_time(m[1h])/3600
- Support durations without suffix. E.g. rate(m[300]) is equivalent to rate(m[5m])
 2021-07-12 17:16:41 +03:00