Aliaksandr Valialkin
b92702f6d5
app/vmselect/netstorage: use more scalable algorithm for ditributing the work among among multiple channels on systems with big number of CPU cores
2021-07-16 00:35:36 +03:00
Aliaksandr Valialkin
df117f85bd
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 16:53:35 +03:00
Aliaksandr Valialkin
5830ce2706
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 16:53:35 +03:00
Aliaksandr Valialkin
6c42db87a8
app/vmselect/netstorage: improve scalability of series unpacking on multi-CPU systems
2021-07-15 15:40:53 +03:00
Aliaksandr Valialkin
9add9d86a6
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 17:19:32 +03:00
Aliaksandr Valialkin
f5fa177141
Revert "app/vmselect: expose vmui at /select/<accountID>/prometheus/vmui additionally to /select/<accountID>/vmui"
...
This reverts commit 885a79def6799f288e14df05b35a12569659ab85.
Reason for revert: Grafana doesn't allows accessing /select/<accountID>/prometheus/vmui :(
2021-07-12 09:08:43 +03:00
Aliaksandr Valialkin
ddaa12050d
app/vmselect: expose vmui at /select/<accountID>/prometheus/vmui additionally to /select/<accountID>/vmui
...
The /select/<accountID>/prometheus/vmui is needed for accessing via server-side Prometheus datasource for Grafana.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1413
2021-07-10 12:52:25 +03:00
Aliaksandr Valialkin
0b98f6c7ff
app/vmselect: expose vmui at /vmselect/<accountID>/vmui/
instead of /vmselect/<accountID>/prometheus/vmui/
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1413
2021-07-10 12:32:21 +03:00
Aliaksandr Valialkin
98e049ba6d
app/vmui: move source code from https://github.com/VictoriaMetrics/vmui to app/vmui
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1413
2021-07-09 17:13:51 +03:00
Aliaksandr Valialkin
2c5e1cd893
app/vmselect: move web ui from /ui to /select/<accountID>/prometheus/ui
...
This way the UI is available for every tenant (aka accountID) and the UI can automatically determine the needed per-tenant datasource path from page referer.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1413
2021-07-08 13:14:50 +03:00
Aliaksandr Valialkin
acb7a95c64
app/vmselect: follow-up after aa11ef6d3b
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1413
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4
2021-07-07 17:45:09 +03:00
tony
aa11ef6d3b
add vmui for vmselect component ( #1431 )
...
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2021-07-07 17:04:23 +03:00
Aliaksandr Valialkin
9c19719ad6
app/{vminsert,vmselect}: export vminsert_request_duration_seconds and vmselect_request_duration_seconds histograms
2021-07-07 13:27:23 +03:00
Aliaksandr Valialkin
ceda2b1df4
lib/httpserver: print full requestURI in httpserver.Errorf
...
This should simplify debugging.
2021-07-07 13:11:29 +03:00
Aliaksandr Valialkin
44855f0c9b
app/{vmselect,vmstorage}: clarify the description for -dedup.minScrapeInterval
command-line flag
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1426
2021-07-02 15:06:41 +03:00
Aliaksandr Valialkin
856aecae05
app/vmselect/promql: return the last timestamp for the max / min value from tmax_over_time()
and tmin_over_time()
function as most users expect
2021-06-23 14:18:37 +03:00
Aliaksandr Valialkin
b92d110cad
app/vmselect: log slow requests to all the /api/v1/*
handlers if their execution time exceeds -search.logSlowQueryDuration
2021-06-18 19:07:03 +03:00
Roman Khavronenko
a15c947045
promql: fix increase_pure
calculation for cases with stale series ( #1381 )
...
Due to staleness handling, increase_pure were using incorrect previous value
during calculation in cases where series disappears for period longer
than staleness period and then returns back. The fix suppose to account
for a real datapoint value before staleness takes place. The fix should
remove unexpected spikes while using `increase_pure` for staled series.
2021-06-15 17:37:51 +03:00
John Belmonte
3e79f3994e
spelling fix: synonym ( #1363 )
2021-06-11 10:58:48 +03:00
Aliaksandr Valialkin
e8e7f03394
app/vmselect/promql: typo fix in the comment
2021-06-09 18:34:57 +03:00
Aliaksandr Valialkin
a0b001bfec
app/vmselect/netstorage: remove duplicate limiter on concurrent queries
...
It duplicates the `-search.maxConcurrentRequests` limiter.
2021-05-24 19:13:04 +03:00
Aliaksandr Valialkin
180829b8c2
app/vmselect/promql: add timezone_offset(tz)
function
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1306
2021-05-20 11:54:06 +03:00
Nikolay
be87be34a4
Adds tsdb match filters ( #1282 )
...
* init work on filters
* init propose for status filters
* fixes tsdb status
adds test
* fix bug
* removes checks from test
2021-05-12 17:16:58 +03:00
Aliaksandr Valialkin
56b08390f6
app/vmselect/promql: allow to use 2x more memory for query processing in cluster mode compared to single-node mode
...
`vmselect` has no `vmstorage`-related caches. So it can use more memory for query processing compared to single-node VictoriaMetrics.
2021-05-12 14:43:49 +03:00
Aliaksandr Valialkin
6dc5d3b357
all: rename https://victoriametrics.github.io to https://docs.victoriametrics.com
2021-04-20 20:20:01 +03:00
Aliaksandr Valialkin
e48fd5776b
app/vmselect/promql: fix tests after d3fa0ccabd
2021-04-08 00:17:40 +03:00
Aliaksandr Valialkin
f90bf265f4
app/vmselect/promql: properly detect aggregate topk*
and bottomk*
aggregate functions in order to disable duplicate sorting
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1189
2021-04-08 00:10:33 +03:00
Aliaksandr Valialkin
9ce3b7e1dd
app/vmselect: return data:null
instead of data:[]
from /api/v1/query_exemplars
, since Grafana throws an error otherwise
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1186
2021-04-07 23:34:01 +03:00
Aliaksandr Valialkin
3d5f1f779f
app/vmselect: do not sort series returned from topk*
and bottomk*
functions, since these series are already sorted in user-expected order
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1189
2021-04-07 14:16:02 +03:00
Aliaksandr Valialkin
7fce4e9fb4
app/vmselect: return dumb response on /api/v1/query_exemplars
request
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1186
2021-04-05 23:28:21 +03:00
Aliaksandr Valialkin
2585058a5f
Makefile: prepare arm64
and amd64
release archives for cluster version on make release
command
2021-04-05 23:01:45 +03:00
Aliaksandr Valialkin
4aa59cae7c
app/vmselect/promql: do not delete dst_label
if src_label
is empty in label_copy(q, src_label, dst_label)
and label_move(q, src_label, dst_label)
2021-04-03 22:06:50 +03:00
Aliaksandr Valialkin
b9469de410
app/vmselect/promql: add ability to set label value additionally to label name for the remaining sum of time series returned from topk_*
and bottomk_*
functions in the form: topk_min(N, m, "label=value")
2021-04-02 23:56:30 +03:00
Aliaksandr Valialkin
4028d692f5
app: do not process non-GET requests on at /
handler
2021-04-02 22:56:38 +03:00
Aliaksandr Valialkin
31d3d02d25
app/vmselect/promql: remove the limit on the number of time series that can be sorted, since it may confuse users
...
Always sort time series returned from `/api/v1/query` and `/api/v1/query_range` unless `sort_*` function is used at top level of the query.
2021-04-02 16:50:02 +03:00
Aliaksandr Valialkin
d8c769e6af
app/vmselect: add -search.maxStatusRequestDuration
command-line flag for limiting the duration of requests to /api/v1/status/*
and /api/v1/series/count
2021-03-30 21:39:32 +03:00
Aliaksandr Valialkin
0e29d48628
app/vmselect: remove mentioning for -search.storageTimeout
from command-line flag descriptions
...
This is a follow-up for ecfd6fe78d
2021-03-30 15:07:40 +03:00
Aliaksandr Valialkin
ecfd6fe78d
app/vmselect: remove -search.storageTimeout
command-line flag, since it has the same meaning as -search.maxQueryDuration
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/711
2021-03-30 14:54:36 +03:00
Aliaksandr Valialkin
7bafaad46d
app/vmselect: prevent from possible incomplete query results after timed out query
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/711
2021-03-30 13:34:57 +03:00
Nikolay
022fe4efd0
makes tenant metrics names consistent with enterprise version ( #1152 )
2021-03-29 11:59:04 +03:00
Aliaksandr Valialkin
698ccca6ad
app/vmselect/prometheus: explain why partial responses are disallowed during data export
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1148
2021-03-25 18:39:07 +02:00
Aliaksandr Valialkin
b473c21915
app/vmselect/promql: do not merge time series during requests to /api/v1/query
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1141
2021-03-25 13:56:23 +02:00
Aliaksandr Valialkin
d1e773266f
app/vmselect/graphite: accept and enforce extra_label
in all the Graphite APIs
2021-03-23 15:30:15 +02:00
Aliaksandr Valialkin
27bb614016
app/vmselect: move getEnforcedTagFiltersFromRequest to searchtuils, since it will be used in Graphite functions soon
2021-03-23 14:57:57 +02:00
Aliaksandr Valialkin
7f9863254d
app/vmselect: improve description for -search.maxPointsPerTimeseries
command-line flag
2021-03-22 16:44:36 +02:00
Aliaksandr Valialkin
92531a38c4
app/vmselect/promql: increment key prefix for faster reset for rollup result cache
2021-03-22 11:59:39 +02:00
Aliaksandr Valialkin
799461d8bf
app/vmselect/graphite: follow-up after 529d7be26b
2021-03-18 16:33:00 +02:00
Nikolay
8807410a00
changes metricsFind api ( #1137 )
...
it should be able mitigate crash if label value contains *,[ or { symbols
2021-03-18 16:32:59 +02:00
Aliaksandr Valialkin
667d129e1e
app/vmselect/promql: typo fix after 9666834045
2021-03-17 15:11:54 +02:00
Aliaksandr Valialkin
69201806f8
app/vmselect/promql: merge adjancent buckets with the smallest summary number of hits in buckets_limit()
function
...
This should improve accuracy for the returned buckets
2021-03-17 14:31:29 +02:00
Aliaksandr Valialkin
05e301cfa0
app/vmselect/netstorage: reduce mutex contention when unpacking data on a system with high number of CPU cores
2021-03-16 21:52:05 +02:00
Aliaksandr Valialkin
f54ece438d
app/vmselect/promql: do not crash if histogram_over_time()
function name contains uppercase letters such as Histogram_over_time()
2021-03-16 12:23:55 +02:00
Aliaksandr Valialkin
e2717d84c0
all: various fixes in command-line flag descriptions
2021-03-15 22:03:49 +02:00
Aliaksandr Valialkin
30ab0eec27
app/vmselect/promql: reduce overhead on scrape interval estimation
...
It should be enough to use the first 20 datapoints instead of 100 datapoints for scrape interval estimation.
2021-03-15 20:32:35 +02:00
Aliaksandr Valialkin
8844b38745
app/vmselect/promql: fix tests after 2dae0a2c47
2021-03-15 20:20:27 +02:00
Aliaksandr Valialkin
6b9bba7448
app/vmselect: add round_digits
query arg to /api/v1/query
and /api/v1/query_range
handlers for limiting the number of decimal digits after the point
2021-03-15 12:38:59 +02:00
Aliaksandr Valialkin
b6dcb37fca
app/vmselect/prometheus: do not include datapoints with timestamps matching t-d
when returning results from /api/v1/query?query=m[d]&time=t
as Prometheus does
2021-03-12 12:18:37 +02:00
Aliaksandr Valialkin
942890b1bb
app/vmselect/promql: follow up for 433fff0006
2021-03-09 12:54:23 +02:00
Nikolay
28e450cd7c
duplicate timeseries fix for prometheus_buckets function ( #1119 )
...
* try fix for prometheus_buckets
* merge possible end of the bucket collision
2021-03-09 12:54:21 +02:00
Aliaksandr Valialkin
5277507932
app/vmselect/promql: add histogram_avg()
, histogram_stddev()
and histogram_stdvar()
functions to MetricsQL
2021-03-04 14:12:52 +02:00
Aliaksandr Valialkin
3b1c2f03c3
app/vmselect/querystats: show the number of matching queries in the top by average duration and in the top by summary duration
...
This should help debugging slow queries.
2021-02-28 19:42:29 +02:00
Nikolay
673b10dd7f
adds enforced tag filters into cache key ( #1095 )
2021-02-27 00:23:38 +02:00
Aliaksandr Valialkin
e38ca28d99
app/vmselect/promql: increase accuracy for buckets_limit()
function for small limits by skipping the first and the last buckets during merge
...
The first and the last buckets are usually `[0 ... leMin]` and `(leMax ... +Inf)`. If they are merged with adjancent buckets,
then the resulting accuracy can suffer.
2021-02-26 22:56:04 +02:00
Aliaksandr Valialkin
0144b164c7
app/vmselect: add sign(q)
and clamp(q, min, max)
functions, which will be added in the upcoming Prometheus release
...
See https://twitter.com/roidelapluie/status/1363428376162295811
The `last_over_time(m[d])` function already exists in MetricsQL.
2021-02-24 17:26:27 +02:00
Aliaksandr Valialkin
1b90a091cf
app/vmselect/netstorage: cleanup after 4805b80977
2021-02-24 11:43:09 +02:00
weng zhao
4805b80977
vmselect: fix vmselect cache partial result when timeout ( #1085 )
2021-02-24 11:39:56 +02:00
Aliaksandr Valialkin
d16effc29e
app/vmselect/promql: properly calculate histogram_quantile() over zero buckets and only a single non-zero
le="+Inf"` bucket like Prometheus does
2021-02-24 00:41:30 +02:00
Aliaksandr Valialkin
5dbe88a1c6
app/vmselect/promql: add increase_pure()
function to MetricsQL
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/962
2021-02-22 19:15:31 +02:00
Aliaksandr Valialkin
bd1d906eee
app/vmselect/promql: reduce the probability of duplicate time series
errors when querying Kubernetes metrics
2021-02-18 22:08:13 +02:00
Aliaksandr Valialkin
3062ff0fdb
app/vmselect: export per-tenant stats on the number of requests and the cumulative request duration
...
The metrics are:
- vm_vmselect_http_requests_total{accountID="...",projectID="..."} - the total number of select requests per each tenant
- vm_vmselect_http_duration_ms_total{accountID="...",projectID="..."} - the total duration in milliseconds for per-tenant select requests
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/932
2021-02-16 23:30:29 +02:00
Aliaksandr Valialkin
73c9da16b8
app/vmselect/netstorage: reuse timeseriesWork objects in order to reduce memory allocations
2021-02-16 16:09:00 +02:00
Aliaksandr Valialkin
a3a09a3c6e
app/vmselect/netstorage: use unsafe string as a key for a map when the map already contains the given key
...
This should prevent from a memory allocation and a string copy.
2021-02-16 15:46:31 +02:00
Aliaksandr Valialkin
46e98ed490
vendor: update github.com/VictoriaMetrics/metrics from v1.13.1 to v1.14.0
...
The new version switches from log-linear histograms to log-based histograms,
which provide up to 3.6 times better accuracy.
2021-02-15 15:11:15 +02:00
Aliaksandr Valialkin
c769f8321d
deployment/docker: embed tzdata into prod Go app instead of installing it into base docker image
...
While this increases app size by 700Kb, this allows using -loggerTimezone in a scratch base image
See https://github.com/golang/go/issues/38017
2021-02-12 04:56:27 +02:00
Aliaksandr Valialkin
ff7850aec0
deployment/docker: use docker buildx
for creating multiarch builds
...
See https://github.com/docker/buildx/
2021-02-12 04:35:35 +02:00
Aliaksandr Valialkin
ee4288987b
app/vmselect/prometheus: treat match
query arg in the same way as match[]
query arg
2021-02-11 15:01:55 +02:00
Aliaksandr Valialkin
54d2f67924
app/vmselect/promql: properly make copies of EvalConfig
2021-02-11 12:41:37 +02:00
Aliaksandr Valialkin
5973fd4067
app/vmselect/promql: make a copy of EvalConfig when executing q1
and q2
in parallel for q1 binary_op q2
...
This should prevent from data races if the underlying functions modify EvalConfig contents.
2021-02-10 23:06:58 +02:00
Aliaksandr Valialkin
985c3e301d
app/vmselect: parallelize q1 <binary_op> q2
queries by running q1
and q2
in parallel
...
This should reduce query execution times.
2021-02-10 23:00:56 +02:00
Aliaksandr Valialkin
8de3a329ff
app/vmselect: deprecate -search.treatDotsAsIsInRegexps
in favor to {__graphite__="foo.*.bar"}
syntax
2021-02-03 20:36:42 +02:00
Aliaksandr Valialkin
8249f13104
app/vmselect,lib/storage: properly parse Graphite selectors with inner wildcards
...
Example: foo{bar{x,yz},a[b-c],*de}
2021-02-03 20:16:28 +02:00
Aliaksandr Valialkin
4b930b9ffe
app/vmselect: add ability to set Graphite-compatible filter via {__graphite__="foo.*.bar"}
syntax
2021-02-03 01:17:19 +02:00
Aliaksandr Valialkin
7d23f3ff3a
app/vmselect: add ability to set an additional label filters via extra_label
query arg
2021-02-01 17:42:35 +02:00
Nikolay
b8bc1c2e0f
Graphite vmalert wip ( #112 )
...
* init implementation for graphite alerts
* adds graphite support for vmalert
* small fix
* changes vmalert graphite api with type
* updates tests
* small fix
* fixes graphite parse
* Fixes graphite from time
2021-02-01 15:28:30 +02:00
Aliaksandr Valialkin
5328a102e0
app/vmselect: unconditionally deny partial responses from /api/v1/export*
...
It is expected that `/api/v1/export*` returns full data, so there is no sense in partial responses there.
2021-01-27 14:39:53 +02:00
Aliaksandr Valialkin
44c74f1e79
app/vmselect/promql: improve documentation for -search.maxPointsPertimeseries
command-line flag
...
This should reduce incorrect usage and assumptions for this flag.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1020
2021-01-22 13:00:35 +02:00
Aliaksandr Valialkin
e55205220b
app/vmselect: add -search.maxStepForPointsAdjustment
command-line flag, which can be used for disabling adjustment for points returned from /api/v1/query_range
handler if they have timestamps closer than -search.latencyOffset
to the current time
2021-01-19 22:57:50 +02:00
Aliaksandr Valialkin
5856611291
app/vmselect/graphite: extract getCanonicalPath() function from loop body inside getCanonicalPaths()
2021-01-18 17:31:27 +02:00
Aliaksandr Valialkin
c5bdab5a4c
app/vmselect/promql: add ability to pass multiple labels to sort_by_label
and sort_by_label_desc
functions
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/992
2021-01-13 12:43:47 +02:00
Aliaksandr Valialkin
8cae98aa78
app/vmselect/promql: properly parse escaped multibyte utf8 code sequences in metric names and labels names
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/990
2021-01-13 10:59:32 +02:00
Aliaksandr Valialkin
df6e399f73
app/vmselect/promql: add tfirst_over_time(m[d])
and tlast_over_time(m[d])
MetricsQL functions for returning timestamps for the first and the last samples in m
over d
2021-01-12 16:12:47 +02:00
Aliaksandr Valialkin
47872ada7e
app/vmselect/promql: do not ajdust offset
value provided in the query
...
Previously it could be modified in order to improve response cache hit ratio.
This is unneeded, since cache hit ratio should remain good because the query time range
should be already aligned to multiple of `step` values.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/976
2020-12-27 14:10:15 +02:00
Aliaksandr Valialkin
5bbf200de2
app/vmselect: add per-tenant /api/v1/status/top_queries
handler
2020-12-27 12:53:50 +02:00
Aliaksandr Valialkin
0e739efc88
app/vmselect/promql: simplify defer call for querystats.RegisterQuery
2020-12-27 12:07:56 +02:00
Aliaksandr Valialkin
44932098b5
app/vmselect/querystats: reduce the default number of last queries to track from 100K to 20K
...
This should reduce memory usage in constrained environments
2020-12-25 17:40:32 +02:00
Aliaksandr Valialkin
e6deb39064
app/vmselect: refactor /api/v1/stats/top_queries
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/907
2020-12-25 17:24:25 +02:00
Nikolay
76d092c091
Adds query stats handler ( #945 )
...
* Adds query stat handler,
for query and query_range api, victoriametrics tracks query execution time,
stats are expored at /api/v1/status/queries endpoint with topN param
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/907
* fixed query stats bugs
* improves queryStats tracker
* improves query stat
* small fix
* fix tests
* added more tests
* fixes 386 tests
* naming fixes
* adds drop for outdated records
2020-12-25 17:24:24 +02:00
Nikolay
0b87f02602
fixes panic ( #979 )
...
* fixes panic
https://github.com/VictoriaMetrics/helm-charts/issues/89
* add fast-path
* Apply suggestions from code review
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-12-24 09:01:40 +02:00
Aliaksandr Valialkin
262cf81757
app/vmselect: properly parse negative combined offsets such as -1h2m3s
...
Previously such offsets were parsed as `-1h + 2m + 3s`. Now they are parsed as `-(1h + 2m + 3s)`.
2020-12-19 01:25:03 +02:00
Aliaksandr Valialkin
8d1031c29a
app/vmselect/promql: return expected increase()
result for the first point on the graph with value not exceeding 100
2020-12-15 14:10:50 +02:00