Aliaksandr Valialkin
d9f1b4d6a3
lib/promscrape: fix TestGetFileSDScrapeWorkSuccess after 3b234d82e5
2020-05-03 14:28:31 +03:00
Aliaksandr Valialkin
3b234d82e5
lib/promscrape: reload only modified scrapers on config changes
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This should improve scrape stability when big number of targets are scraped and these targets are frequently changed.
Thanks to @xbsura for the idea and initial implementation attempts at the following pull requests:
- https://github.com/VictoriaMetrics/VictoriaMetrics/pull/449
- https://github.com/VictoriaMetrics/VictoriaMetrics/pull/458
- https://github.com/VictoriaMetrics/VictoriaMetrics/pull/459
- https://github.com/VictoriaMetrics/VictoriaMetrics/pull/460
2020-05-03 12:45:40 +03:00
Aliaksandr Valialkin
d2af2c8c3e
docs/MetricsQL.md: document first_over_time and last_over_time functions
2020-05-02 22:43:29 +03:00
Aliaksandr Valialkin
ee810e5f3a
lib/httpserver: rename http.externalURL to http.pathPrefix and improve help message for this flag
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The `http.externalURL` flag name was slightly misleading, so it has been renamed to `http.pathPrefix`.
2020-05-02 13:07:34 +03:00
DexterZhang
34743974d5
feat(httpserver): add http.externalUrl config to http server, it adds prefix to http path automatically ( #452 )
2020-05-02 12:42:53 +03:00
Aliaksandr Valialkin
09f5d0056f
docs/Single-server-VictoriaMetrics.md: hint that \n is a single newline char
2020-05-01 13:41:55 +03:00
Aliaksandr Valialkin
432187ac3b
app/vminsert: add /-/reload handler in the same way as for vmagent
2020-04-30 02:15:39 +03:00
Aliaksandr Valialkin
825a2dd554
lib/procutil: prevent from app termination on SIGHUP signal, since this signal is frequently used for config reload
2020-04-30 02:09:27 +03:00
DexterZhang
67511d4165
feat(vmagent): add promscrap config reload suppport via http ( #450 )
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* feat(vmagent): add promscrap config reload suppport via http endpoint `/-/reload`
* fix: typo fix
2020-04-30 02:00:32 +03:00
Aliaksandr Valialkin
01c17092e1
lib/httpserver: mention that -http.maxGracefulShutdownDuration command-line flag value can be increased on shutdown timeout
2020-04-30 01:38:06 +03:00
Aliaksandr Valialkin
7d36616b93
docs/Single-server-VictoriaMetrics.md: mention that it is better to increase CPU and RAM per vmselect node in order to achieve higher query performance
2020-04-30 00:53:53 +03:00
Aliaksandr Valialkin
d0ebbb166e
docs: add vmalert.md
2020-04-29 17:42:06 +03:00
Aliaksandr Valialkin
8b2f54d7cd
docs/Single-server-VictoriaMetrics.md: update Alerting section
2020-04-29 17:39:21 +03:00
Aliaksandr Valialkin
5ec036439d
lib/promscrape: set 30 seconds timeout for discovery api requests
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Previously such requests could hang for long time. This could make debugging harder.
2020-04-29 17:33:34 +03:00
Aliaksandr Valialkin
43c39dc36c
vendor: use github.com/VictoriaMetrics/fasthttp instead of github.com/fasthttp/fasthttp
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The upstream fasthttp may contain issues like 996610f021
2020-04-29 17:33:34 +03:00
Artem Navoiev
cc1878607a
fix link to vmalert
2020-04-29 17:17:08 +03:00
Artem Navoiev
d8cd69895c
update README.md change alerting section
2020-04-29 17:16:13 +03:00
Artem Navoiev
4487b454a8
Update README.md
2020-04-29 12:39:15 +03:00
Aliaksandr Valialkin
e3cc329d85
vendor: downgrade github.com/valyala/fasthttp from v1.12.0 to v0.1.0
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The v0.1.0 points to the last verified changes made by me.
I'm afraid that releases after v0.1.0 may contain completely broken changes like
996610f021
2020-04-29 01:09:02 +03:00
Aliaksandr Valialkin
57407cca83
app/vmselect/promql: remove -search.maxPointsPerTimeseries command-line flag
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Limit the estimated time series count after aggregation with grouping by the number of source time series.
2020-04-29 00:20:04 +03:00
Aliaksandr Valialkin
4470308d5b
docs/Single-server-VictoriaMetrics.md: mention that basic downsampling could be made with the help of de-duplication
2020-04-28 16:38:32 +03:00
Aliaksandr Valialkin
4e4f57b121
lib/metricsql: move it to a separate repository - github.com/VictoriaMetrics/metrics
2020-04-28 15:28:22 +03:00
Aliaksandr Valialkin
17d96e4503
app/vmselect: add -search.estimatedSeriesCountAfterAggregation command-line flag for tuning the probability of OOMs vs false-positive not enough memory errors
2020-04-28 12:52:37 +03:00
Aliaksandr Valialkin
83aca79137
lib/storage: recover when metricID->metricName entry is missing in the inverted index after unclean shutdown
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Newly added index entries can be missing after unclean shutdown, since they didn't flush to persistent storage yet.
Log about this and delete the corresponding metricID, so it could be re-created next time.
2020-04-28 12:00:33 +03:00
Aliaksandr Valialkin
1397612117
app/vmalert: added missing comments for public entities
2020-04-28 11:21:07 +03:00
Aliaksandr Valialkin
20b71acf19
docs/Articles.md: add https://zerodha.tech/blog/infra-monitoring-at-zerodha/
2020-04-28 02:24:16 +03:00
Aliaksandr Valialkin
521df0e2fc
lib/promscrape: handle connection reset when targets responds with http redirect
2020-04-28 02:13:02 +03:00
肖贝贝
2b16c188e8
fix: vmagent not follow 301/302 redirect bug ( #445 )
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Co-authored-by: xiaobeibei <xiaobeibei@bigo.sg>
2020-04-28 01:29:37 +03:00
Roman Khavronenko
3bfa41a95c
app/vmalert: initial remote-write support for alerts state persistence. ( #442 )
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* app/vmalert: initial remote-write support for alerts state persistence.
If `remotewrite.url` flag is set, vmalert will send alerts state via remote-write protocol to remote storage. The sending is asynchronous to avoid blocking calls in rules evaluation loop.
* app/vmalert: merge with master
* app/vmalert: write both `instant` and `for` alerts timeseries states in remote storage.
2020-04-28 00:18:02 +03:00
Aliaksandr Valialkin
90670cb55e
app/vmalert: include it into the next release
2020-04-28 00:10:12 +03:00
Aliaksandr Valialkin
303905cd84
lib/{encoding,decimal}: typo fixes in tests: epxecting->expecting
2020-04-28 00:01:55 +03:00
Aliaksandr Valialkin
36fa3078c2
lib/encoding: reduce possibility of failure in TestMarshalInt64ArraySize
2020-04-28 00:01:54 +03:00
Aliaksandr Valialkin
95942f1ac6
lib/promscrape/discovery/gce: make golangci-lint happy
2020-04-27 19:28:10 +03:00
Aliaksandr Valialkin
b768bc9a6a
lib/promscrape: add initial support for Prometheus-compatible service discovery for Amazon EC2 aka ec2_sd_configs
2020-04-27 19:25:53 +03:00
Aliaksandr Valialkin
de59703a16
lib/promscrape/discovery/gce: properly set filter query arg in api url
2020-04-27 16:01:17 +03:00
Aliaksandr Valialkin
b4afe562c1
lib/storage: postpone reading data from blocks during search
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This eliminates the need for storing block data into temporary files on a single-node VictoriaMetrics
during heavy queries, which touch big number of time series over long time ranges.
This improves single-node VM performance on heavy queries by up to 2x.
2020-04-27 11:45:24 +03:00
Aliaksandr Valialkin
0224071ebe
lib/promscrape/discovery/gce: allow empty project and zone for gce_sd_config
2020-04-27 11:45:02 +03:00
Aliaksandr Valialkin
fcf57f9883
app/vmselect/netstorage: substitute sorting packedTimeseries with the natural order of the fetched blocks
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This should minimize the number of disk seeks when reading data from temporary file.
2020-04-26 16:26:23 +03:00
Aliaksandr Valialkin
6954d0edb7
lib/promscrape/discovery/gce: allow empty zone arg in gce_sd_config - in this case zones for the given project are automatically discovered
2020-04-26 14:34:11 +03:00
kreedom
fb967ae6c8
happy fmt
2020-04-26 14:16:32 +03:00
kreedom
2c18548e08
alert - rename validate function and flags ( #440 )
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* alert - rename validate function and flags
2020-04-26 14:15:04 +03:00
kreedom
5f61d43db9
vmalert - validate template in labels ( #439 )
2020-04-26 13:53:57 +03:00
肖贝贝
eeadfccdc5
fix: fix vmalert template label not complete bug ( #435 )
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Co-authored-by: xiaobeibei <xiaobeibei@bigo.sg>
2020-04-26 13:30:10 +03:00
Aliaksandr Valialkin
d7c1ff8b0c
lib/storage: improve deduplication algorithm
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Now it leaves only the first data point on each `-dedup.minScrapeInterval` interval.
Previously it may leave two data points on the interval. This could lead to unexpected results
for `histogram_quantile(phi, sum(rate(buckets)) by (le))` query.
2020-04-26 13:10:02 +03:00
Aliaksandr Valialkin
1f3fd93b58
docs/{vmbackup,vmrestore}.md: update -help output
2020-04-24 22:44:21 +03:00
Jason Gardner
66af7e40f3
app/vmbackup: added ability to create and delete snapshots during backup ( #428 )
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* app/vmbackup: added ability to create and delete snapshots during backup
Resolves: https://github.com/VictoriaMetrics/VictoriaMetrics/issues/422
* Add snapshot create and delete url flags
* Fixed errcheck warnings in build
2020-04-24 22:35:03 +03:00
Aliaksandr Valialkin
491b31b369
lib/storage: postpone label filters matching too many time series instead of giving up with error
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This should reduce the frequency of the following errors:
cannot find tag filter matching less than N time series; either increase -search.maxUniqueTimeseries or use more specific tag filters
more than N time series found on the time range [...]; either increase -search.maxUniqueTimeseries or shrink the time range
2020-04-24 21:13:50 +03:00
Aliaksandr Valialkin
4b84c592e9
docs/Single-server-VictoriaMetrics.md: document -search.resetCacheAuthKey
2020-04-24 19:47:52 +03:00
Aliaksandr Valialkin
a596aec82c
app/vmselect: fix description for -search.resetCacheAuthKey
2020-04-24 19:45:50 +03:00
Aliaksandr Valialkin
7b8008e0bd
lib/promscrape/discovery/gce: make golint happy by ignoring resp.Body.Close() result
2020-04-24 18:13:09 +03:00
