github-mirrors/VictoriaMetrics

mirror of https://github.com/VictoriaMetrics/VictoriaMetrics.git synced 2024-11-21 14:44:00 +00:00

Author	SHA1	Message	Date
Aliaksandr Valialkin	78114e85d6	vendor: update github.com/VictoriaMetrics/metricsql from v0.50.0 to v0.51.0 Updates https://github.com/VictoriaMetrics/metricsql/pull/7 Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3589	2023-01-05 01:50:26 -08:00
Aliaksandr Valialkin	6d13ca2b88	app/vmselect: add /select/0/prometheus/expand-with-exprs page	2022-12-14 16:23:17 -08:00
Aliaksandr Valialkin	c902500efc	app/vmselect/promql: add range_trim_spikes(phi, q) function for trimming phi percent of largest spikes per each time series returned by q	2022-12-05 21:55:24 -08:00
Aliaksandr Valialkin	6b2c85d6bf	docs/MetricsQL.md: document that `histogram_share()` accepts optional `boundsLabel` arg	2022-11-24 17:27:43 -08:00
Aliaksandr Valialkin	ad548abd6a	app/vmselect/promql: add `range_normalize(q1, ..., qN)` function for normalizing query results into [0..1] value range This may be useful for analyzing correlation between time series with different value ranges	2022-11-21 23:25:35 +02:00
Aliaksandr Valialkin	9cb76c9cd3	app/vmselect/promql: allow using SI and IEC suffixes in numeric values inside queries For example, 10Ki is equivalent to 101024, while 5.3M is equivalent to 5.31000*1000	2022-11-21 21:28:34 +02:00
Aliaksandr Valialkin	0cc59b9f95	app/vmselect/promql: add `range_stdvar()` and `range_stddev()` functions for calculating variance and deviation over time series on the selected time range	2022-11-17 01:03:02 +02:00
Aliaksandr Valialkin	facf7efa3a	app/vmselect/promql: add `range_linear_regression(q)` function for calculating simple linear regression for the selected time series on the selected time range	2022-11-17 00:39:17 +02:00
Aliaksandr Valialkin	704794f164	docs/MetricsQL.md: document that input histograms must have the same set of buckets when calculating the quantile over them Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3231	2022-10-14 14:00:26 +03:00
Aliaksandr Valialkin	b631b2bd64	docs/MetricsQL.md: formatting improvements Also put a link to the function type in docs for every function. This should simplify understanding of MetricsQL functions for novice users.	2022-10-07 00:54:41 +03:00
Roman Khavronenko	b8c4c36b89	docs: clarify numeric label values for `label_value` (#3129 ) https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3114 Signed-off-by: hagen1778 <roman@victoriametrics.com> Signed-off-by: hagen1778 <roman@victoriametrics.com>	2022-09-26 16:49:45 +03:00
Dmytro Kozlov	36ea8537d9	vmselect/promql: add alphanumeric sort by label (sort_by_label_numeric) (#2982 ) * vmselect/promql: add alphanumeric sort by label (sort_by_label_numeric) * vmselect/promql: fix tests, add documentation * vmselect/promql: update test * vmselect/promql: update for alphanumeric sorting, fix tests * vmselect/promql: remove comments * vmselect/promql: cleanup * vmselect/promql: avoid memory allocations, update functions descriptions * vmselect/promql: make linter happy (remove ineffectual assigment) * vmselect/promql: add test case, fix behavior when strings are equal * vendor: update github.com/VictoriaMetrics/metricsql from v0.44.1 to v0.45.0 this adds support for sort_by_label_numeric and sort_by_label_numeric_desc functions * wip * lib/promscrape: read response body into memory in stream parsing mode before parsing it This reduces scrape duration for targets returning big responses. The response body was already read into memory in stream parsing mode before this change, so this commit shouldn't increase memory usage. * wip Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>	2022-09-14 17:42:07 +03:00
John Belmonte	eb0b2ef3d9	MetricsQL doc spellcheck (#3080 )	2022-09-08 21:28:49 +03:00
Dmytro Kozlov	2cf29cc4d1	vmselect/promql: fix panic in histogram_quantiles function (#3029 ) * vmselect/promql: fix panic in histogram_quantiles function * Update docs/MetricsQL.md Co-authored-by: Roman Khavronenko <roman@victoriametrics.com> Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com> Co-authored-by: Roman Khavronenko <roman@victoriametrics.com>	2022-08-27 01:34:54 +03:00
Aliaksandr Valialkin	d39915ff8e	docs/MetricsQL.md: add `the list of supported ... functions` lines just before the corresponding lists This improves the readability a bit	2022-08-16 12:10:09 +03:00
Aliaksandr Valialkin	979444b4ed	all: fix other typos in the same way as `6f4d9b2a48` does	2022-07-18 12:10:41 +03:00
Roman Khavronenko	3ada676879	docs: reference links from key concepts (#2745 ) Signed-off-by: hagen1778 <roman@victoriametrics.com> Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>	2022-06-19 23:14:30 +03:00
Denis Fondras	53b68eb254	Fix typo (#2538 )	2022-05-05 21:16:39 +03:00
Peter Dupej	9e193fb764	Update MetricsQL.md (#2519 ) remove typo from label_replace doc.	2022-05-02 09:43:57 +03:00
Aliaksandr Valialkin	83db416567	docs/MetricsQL.md: clarify keep_metric_names docs	2022-04-27 11:25:02 +03:00
Aliaksandr Valialkin	6eb1580158	app/vmselect/promql: add `tlast_change_over_time(m[d])` function, which returns the timestamp for the last change of `m` on the given lookbehind window `d`	2022-04-27 10:58:40 +03:00
Aliaksandr Valialkin	a5cfe5d13e	app/vmselect/promql: add `drop_common_labels()` function	2022-04-21 14:20:36 +03:00
Roman Khavronenko	5b367ad594	docs: update `increase_prometheus` desc (#2381 ) Remove note that this func is supported by PromQL.	2022-03-28 12:29:41 +03:00
Dima Lazerka	6e8e385375	VMAnomaly docs fixes (#2361 ) * Added docs for vmanomaly * Add example images * Stylistic fixes * Move images to root * Update docs/vmanomaly.md * Update docs/vmanomaly.md Co-authored-by: Roman Khavronenko <roman@victoriametrics.com> * Squeeze vmanomaly after vmbackupmanager before Case Studies Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com> Co-authored-by: Roman Khavronenko <roman@victoriametrics.com>	2022-03-25 12:09:05 +02:00
Arash Hatami	2e01691d5d	A good change for MD files (#2353 ) * Lint YAML * Remove extra comment * Fix command problem * Format MD files * Format & fix problem of MD files for docs * Another fix for MD files	2022-03-22 14:01:04 +02:00
Aliaksandr Valialkin	5a1e4a140f	app/vmselect/promql: implement `keep_metric_names` modifier for transform and rollup functions Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/949	2022-01-14 04:15:35 +02:00
Aliaksandr Valialkin	53c9a81f2b	app/vmselect/promql: add `stale_samples_over_time()` function	2022-01-14 01:49:24 +02:00
Aliaksandr Valialkin	0580a58feb	app/vmselect/promql: add support for `@` modifier Add support for `@` modifier in MetricsQL according to https://prometheus.io/docs/prometheus/latest/querying/basics/#modifier Extend the support with the following features: * Allow using `@` modifier everywhere in the query. For example, `sum(foo) @ end()` * Allow using arbitrary expression as `@` modifier. For example, `foo @ (end() - 1h)` returns `foo` value at `end - 1 hour` timestamp on the selected time range `[start ... end]` Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1348	2022-01-13 22:15:19 +02:00
Aliaksandr Valialkin	3396f08874	app/vmselect/promql: follow-up after `177e345d8a` * Document changes_prometheus(), increase_prometheus() and delta_prometheus() functions. * Simplify their implementation * Mention these functions in docs/CHANGELOG.md	2021-12-20 13:15:06 +02:00
Roman Khavronenko	a92f53486a	docs: update `MetricsQL`.`Subquery` section description (#1951 ) * simplify sentences; * fix typo. Signed-off-by: hagen1778 <roman@victoriametrics.com>	2021-12-17 11:52:42 +02:00
Aliaksandr Valialkin	c170841951	app/vmselect/promql: add `timestamp_with_name(m[d])` function This function works the same as `timestamp()`, but doesn't remove source time series names. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/949#issuecomment-995222388	2021-12-15 23:38:09 +02:00
Aliaksandr Valialkin	c922c7af9a	lib/storage: convert alternate regexps into Graphite wildcards inside `__graphite__` pseudo-label For example, `{__graphite__=~"foo.(bar\|baz)"}` is automatically converted to `{__graphite__=~"foo.{bar,baz}"}` before execution. This allows using multi-value Grafana template variables such as `{__graphite__=~"foo.($app)"}`.	2021-12-14 19:55:59 +02:00
Aliaksandr Valialkin	addae7fc6a	app/vmselect/promql: preserve the order of time series passed to `limit_offset()` function Previously time series passed to `limit_offset()` were shuffled according to hash for their labels. This was unexpected behaviour for most users. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1920 and https://github.com/VictoriaMetrics/VictoriaMetrics/issues/951	2021-12-12 18:07:15 +02:00
Aliaksandr Valialkin	aa6d11a33f	app/vmselect/promql: add `now()` function, which returns the current timestamp as a floating-point value in seconds	2021-11-17 16:42:11 +02:00
Aliaksandr Valialkin	a352b59b7e	docs/MetricsQL.md: mention than tlast_over_time() is an alias for timestamp()	2021-11-08 18:29:59 +02:00
Aliaksandr Valialkin	3a1ac218ba	app/vmselect/promql: add `duration_over_time(m[d], max_interval)` function This function calculates the actual lifetime of the time series on the given lookbehdind window `d` Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1780	2021-11-08 13:14:57 +02:00
Aliaksandr Valialkin	62edbcdb23	docs/MetricsQL.md: clarify documentation for `lifetime` function Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1780	2021-11-08 12:35:45 +02:00
João Paulo	5bd3518e4d	docs: fix multiple typos (#1787 ) Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>	2021-11-05 20:46:06 +02:00
Aliaksandr Valialkin	a102fca4ac	app/vmselect/promql: add `limit_offset(limit, offset, q)` function, which can be used for paging over big number of time series Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1778	2021-11-03 16:03:10 +02:00
Aliaksandr Valialkin	43bf0333eb	app/vmselect/promql: add `label_graphite_group()` function for extracting groups from Graphite metric names	2021-11-03 13:20:34 +02:00
Aliaksandr Valialkin	9568961054	docs/MetricsQL.md: add missing blank line before the link to github.com/VictoriaMetrics/metricsql package	2021-10-13 15:11:46 +03:00
Roman Khavronenko	49a7ff62df	docs: mention "PromQL compliance" in MetricsQL docs (#1691 )	2021-10-11 21:52:28 +03:00
Aliaksandr Valialkin	b3d28f3872	app/vmselect/promql: add missing trigonometric functions, which are going to be added in Prometheus 2.31 See https://github.com/prometheus/prometheus/issues/9233	2021-10-11 21:17:21 +03:00
Aliaksandr Valialkin	d00f8b8800	docs/MetricsQL.md: clarify docs for union() function	2021-10-11 17:41:10 +03:00
Aliaksandr Valialkin	f17c4b74c5	docs/MetricsQL.md: add a link to https://medium.com/@romanhavronenko/victoriametrics-promql-compliance-d4318203f51e	2021-10-11 11:02:03 +03:00
Aliaksandr Valialkin	f1e1d20ac4	app/vmselect/promql: consistently return the same set of time series from `limitk()` function This is the expected behaviour by most users.	2021-10-08 19:55:29 +03:00
Aliaksandr Valialkin	ec6eb03d65	app/vmselect/promql: add `topk_last` and `bottomk_last` functions	2021-09-30 13:23:27 +03:00
Aliaksandr Valialkin	4b3951fd86	app/vmselect/promql: add `rollup_scrape_interval(m[d])` function It calculates the min, max and avg scrape intervals for m over the given lookbehind window d	2021-09-27 19:21:55 +03:00
Aliaksandr Valialkin	76c650bbda	app/vmselect/promql: add `quantiles_over_time("phiLabel", phi1, ..., phiN, m[d])` function for calculating multiple quantiles at once	2021-09-17 23:35:04 +03:00
Aliaksandr Valialkin	81d24045c2	app/vmselect/promql: add histogram_quantiles("phiLabel", phi1, ..., phiN, buckets) function This function calculates multiple quantiles over the given buckets at once Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1573	2021-09-17 13:39:06 +03:00

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