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