Aliaksandr Valialkin
9e644ef111
lib/httpserver: make sure the gzipResponseWriter.Write() is called on Flush() and Close() calls
...
This should fix the `http: superfluous response.WriteHeader call` issue
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1078
2021-02-28 19:23:26 +02:00
Aliaksandr Valialkin
9a2bf65134
lib/promscrape: add ability to spread scrape targets among multiple vmagent instances
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1084
2021-02-28 18:40:42 +02:00
Aliaksandr Valialkin
3e44d9947e
lib/promscrape/discovery/kubernetes: properly account the number of objects when watcher is stopped
...
A follow-up for b21b110b7a
2021-02-28 17:06:49 +02:00
Aliaksandr Valialkin
0ef7a94056
lib/promscrape/discovery/kubernetes: add vm_promscrape_discovery_kubernetes_*
metrics for monitoring internal state of k8s service discovery
2021-02-28 16:58:45 +02:00
Aliaksandr Valialkin
f52bdbe2a3
lib/promscrape/discovery/kubernetes: remove resourceVersionMatch=NotOlderThan
query arg when watching for k8s object changes, since it cannot be used when watch=1
query arg is passed
2021-02-28 16:08:43 +02:00
Aliaksandr Valialkin
6f8866a40a
lib/promscrape: fix possible deadlock in parallel execution of target relabeling
2021-02-28 16:05:32 +02:00
Aliaksandr Valialkin
5c9e657808
lib/promscrape/discovery/kubernetes: fix deadlock in startWatcherForURL
...
reloadObjects must be called without holding aw.mu lock
2021-02-28 15:25:33 +02:00
Aliaksandr Valialkin
e77f2f8630
lib/promscrape/discovery/kubernetes: typo fix after 241ffd1f3b
2021-02-28 15:15:27 +02:00
Aliaksandr Valialkin
82441537ff
lib/promscrape/discovery/kubernetes: pre-populate labelsByKey in reloadObject()
2021-02-28 15:09:43 +02:00
Aliaksandr Valialkin
e003453941
lib/promscrape/discovery/kubernetes: compare sorted sets of labels in tests
...
This should deflake tests where the order of labels isn't stable
2021-02-28 14:12:32 +02:00
Aliaksandr Valialkin
6a21ef87b7
lib/promscrape: add missing startWatchersForRole()
call at the beginning of apiWatcher.getLabelsForRole
2021-02-28 14:00:00 +02:00
Aliaksandr Valialkin
6d0e7fb8b0
lib/promscrape/discovery/kubernetes: reload k8s resources on every error
...
This is needed for obtaining fresh resourceVersion
2021-02-27 01:46:59 +02:00
Aliaksandr Valialkin
7f1302688f
lib/fs: follow-up after f3a03c4164
2021-02-27 01:09:37 +02:00
Nikolay
d88fa5ebe4
Adds windows build ( #1040 )
...
* fixes windows compilation,
adds signal impl for windows,
adds free space usage for windows,
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/70
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1036
NOTE victoria metrics database still CANNOT work under windows system,
only vmagent is supported.
To completly port victoria metrics, you have to fix issues with separators,
parsing and posix file removall
* rollback separator
* Adds windows setInformation api,
it must behave like unix, need to test it.
changes procutil
* check for invlaid param
* Fixes posix delete semantic
* refactored a bit
* fixes openbsd build
* removed windows api call
* Fixes code after windows add
* Update lib/procutil/signal_windows.go
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2021-02-27 01:06:22 +02:00
Aliaksandr Valialkin
44975e28fe
lib/promscrape: yet another typo fix after ed8441ec52
2021-02-26 23:36:34 +02:00
Aliaksandr Valialkin
c1b8729bd8
lib/fs: properly handle stale NFS file handle
error during file deletion
...
This error can appear when -storageDataPath points to NFS volume and the given file has been already removed.
2021-02-26 23:24:46 +02:00
Aliaksandr Valialkin
50e74c439c
lib/promscrape: typo fix after ed8441ec52
2021-02-26 23:04:40 +02:00
Aliaksandr Valialkin
fa3ce450fb
lib/promscrape: cache ScrapeWork
...
This should reduce the time needed for updating big number of scrape targets.
2021-02-26 21:43:41 +02:00
Aliaksandr Valialkin
efcdf613c2
lib/promscrape/discovery/kubernetes: cache target labels
...
This should reduce CPU usage on repeated SDConfig.GetLabels() calls.
2021-02-26 20:24:29 +02:00
Aliaksandr Valialkin
22822feea3
lib/promscrape/discovery/kubernetes: errcheck fix
2021-02-26 19:09:12 +02:00
Aliaksandr Valialkin
dc8c045378
lib/promscrape: cleanup after 9b2246c29b
...
Main points:
* Revert changes outside lib/promscrape/discovery/kuberntes . These changes can be applied later in a separate commit
* Minimize changes in lib/promscrape/discovery/kubernetes compared to a93e644001
* Corner case fixes.
2021-02-26 19:09:12 +02:00
Nikolay
cf9262b01f
vmagent kubernetes watch stream discovery. ( #1082 )
...
* started work on sd for k8s
* continue work on watch sd
* fixes
* continue work
* continue work on sd k8s
* disable gzip
* fixes typos
* log errror
* minor fix
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2021-02-26 19:09:12 +02:00
Aliaksandr Valialkin
4cfac70cde
lib/promscrape: remove duplicate code a bit
2021-02-26 15:54:07 +02:00
Aliaksandr Valialkin
55eb983193
lib/promscrape: reduce processing time for big number of discovered targets by processing them in parallel
2021-02-26 12:48:48 +02:00
Aliaksandr Valialkin
f8baf1a76d
lib/promrelabel: optimize labeldrop
and labelkeep
relabeling for prefix.*
and prefix.+
regexps
2021-02-24 17:58:11 +02:00
Aliaksandr Valialkin
06676c8feb
lib/storage: consistency renaming: durationsPerDateTagFilterCache -> loopsPerDateTagFilterCache
2021-02-23 15:50:08 +02:00
faceair
b1409a7413
lib/storage: correct tagfilter match cost ( #1079 )
2021-02-22 21:54:37 +02:00
Aliaksandr Valialkin
197ecca426
lib/promrelabel: add more optimizations for relabeling for common cases
2021-02-22 16:36:54 +02:00
Aliaksandr Valialkin
63c16c3fdf
lib/promrelabel: optimize relabeling performance for common cases
2021-02-22 00:51:07 +02:00
Aliaksandr Valialkin
8b87398333
lib/promscrape: export vm_promscrape_target_relabel_duration_seconds metric
2021-02-21 23:21:35 +02:00
Aliaksandr Valialkin
587132555f
lib/mergeset: reduce memory usage for inmemoryBlock by using more compact items representation
...
This also should reduce CPU time spent by GC, since inmemoryBlock.items don't have pointers now,
so GC doesn't need visiting them.
2021-02-21 22:09:10 +02:00
Aliaksandr Valialkin
bd3bcdc43c
lib/storage: do not re-calculate stats for heavy tag filters
...
This should reduce the number of slow queries when stats for heavy tag filters was recalculated.
2021-02-21 21:43:37 +02:00
Aliaksandr Valialkin
b8a5ee2e93
lib/{mergeset,storage}: allow merging smaller number of small parts
...
While this may increase CPU and disk IO usage needed for background merge,
this also recudes CPU usage during queries in production. This is because
such queries tend to read recently added data and it is better to have lower number
of parts for such data in order to reduce CPU usage.
This partially reverts ebf8da3730
2021-02-21 21:43:37 +02:00
Aliaksandr Valialkin
34195218e1
lib/{mergeset,storage}: do not use pools for indexBlock and inmemoryBlock during their caching, since this results in higher memory usage in production without any performance gains
2021-02-21 21:43:37 +02:00
Aliaksandr Valialkin
f09b46b2b1
lib/promscrape: typo fix after the commit f26162ec99
2021-02-19 00:34:18 +02:00
Aliaksandr Valialkin
72eef964d9
app/vmagent: properly perform graceful shutdown, which was broken in the commit 1d1ba889fe
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1065
2021-02-19 00:34:17 +02:00
Aliaksandr Valialkin
502d0e2524
lib/promscrape: add scrape_align_interval config option into scrape config
...
This option allows aligning scrapes to a particular intervals.
2021-02-18 23:53:04 +02:00
Aliaksandr Valialkin
10ccb92e4d
lib/storage: use composite index for a query with a name filter and negative filters
2021-02-18 18:57:45 +02:00
Aliaksandr Valialkin
418de71509
lib/storage: properly handle queries containing a filter on metric name plus any number of negative filters and zero non-negative filters
...
Example: `node_cpu_seconds_total{mode!="idle"}`
2021-02-18 18:33:05 +02:00
Aliaksandr Valialkin
628b8eb55e
lib/storage: prevent from running identical heavy tag filters in concurrent queries when measuring the number of loops for such tag filter.
...
This should reduce CPU usage spikes when measuring the number of loops needed for heavy tag filters
2021-02-18 14:01:18 +02:00
Aliaksandr Valialkin
fd41f070db
lib/storage: sort tag filters by the number of loops they need for the execution
...
This metric should work better than the filter execution duration, since it cannot be distorted
by concurrently running queries.
2021-02-18 12:52:29 +02:00
Aliaksandr Valialkin
9566015a36
Revert "lib/mergeset: tune lifetime for entries inside block caches"
...
This reverts commit 458c89324d
.
Production testing revealed zero improvements for memory usage with reduced lifetime for entries in block caches.
2021-02-17 20:42:15 +02:00
Aliaksandr Valialkin
b4c7d5992b
lib/storage: move composite filters to the top during sorting
2021-02-17 20:26:32 +02:00
Aliaksandr Valialkin
2005d8212a
lib/storage: return back filter arg to getMetricIDsForTagFilter function
...
The filter arg has been removed in the commit c7ee2fabb8
because it was preventing from caching the number of matching time series per each tf.
Now the cache contains duration for tf execution, so the filter shouldn't break such caching.
2021-02-17 19:33:15 +02:00
Aliaksandr Valialkin
83da939947
app/vmstorage: export vm_composite_filter_success_conversions_total and vm_composite_filter_missing_conversions_total metrics
2021-02-17 19:13:49 +02:00
Aliaksandr Valialkin
0c5bb2a397
lib/storage: revert ecf132933e
, since negative filters require the same amount of work as non-negative filters
2021-02-17 18:56:13 +02:00
Aliaksandr Valialkin
bbc287ea6a
lib/storage: tag filters sorting...
2021-02-17 18:56:12 +02:00
Aliaksandr Valialkin
f5e841c1e9
lib/storage: further tune tag filters sorting
2021-02-17 17:28:36 +02:00
Aliaksandr Valialkin
9d1f14d94c
lib/storage: tune the logic for sorting tag filters according the their exeuction times
2021-02-17 15:02:19 +02:00
Aliaksandr Valialkin
1a19702d92
lib/storage: make sure that nobody uses partitions when closing the table
2021-02-17 15:02:18 +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
3b8596bfec
lib/httpserver: make errcheck happy
2021-02-16 22:05:59 +02:00
Aliaksandr Valialkin
1ab7a8dfd5
lib/storage: more tuning for tag filters sorting according the time they take
2021-02-16 21:27:27 +02:00
Aliaksandr Valialkin
35a23234ca
lib/mergeset: tune lifetime for entries inside block caches
...
This should reduce memory usage in general case without significant CPU usage increase
2021-02-16 18:12:32 +02:00
Aliaksandr Valialkin
500acb958c
lib/mergeset: clarify comments in the code a bit
2021-02-16 18:03:11 +02:00
Aliaksandr Valialkin
da05c10544
lib/uint64set: remove memory allocation in bucket16.appendTo when sorting smallPool
2021-02-16 15:31:59 +02:00
Aliaksandr Valialkin
18305caadb
lib/httpserver: cache /metrics
output for a second
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This should reduce CPU load when `/metrics` output is scraped with a frequency exceeding a request per second
2021-02-16 14:57:13 +02:00
Aliaksandr Valialkin
7869d38043
lib/protoparser/influx: make sure that escaped whitespace can be put in measurement, tag names and field names
2021-02-16 13:59:11 +02:00
Aliaksandr Valialkin
d788876a7a
lib/mergeset: remove unused code after a4140de9e6
2021-02-16 13:40:29 +02:00
Aliaksandr Valialkin
55952f8f2e
lib/storage: tune sorting for tag filters
2021-02-16 13:07:42 +02:00
Aliaksandr Valialkin
3eae03a337
lib/storage: increase match cost for negative tag filters, since they need to scan all the label pairs
2021-02-15 16:39:52 +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
93ff866e91
lib/storage: reduce the minimum supported retention for inverted index from one month to one day
2021-02-15 15:11:15 +02:00
Aliaksandr Valialkin
5d5d310dcc
lib/flagutil: prevent from integer overflow when parsing duration
2021-02-15 15:11:15 +02:00
Aliaksandr Valialkin
fccb481de2
lib/promscrape/discovery/kubernetes: add __meta_kubernetes_endpoints_label_*
and __meta_kuberntes_endpoints_annotation_*
labels to role: endpoints
...
This syncs kubernetes SD with Prometheus 2.25
See 617c56f55a
2021-02-15 02:51:36 +02:00
Aliaksandr Valialkin
54a09de037
lib/logger: explicitly import "time/tzdata" package for embedding tzdata into the app
...
The approach with `timetzdata` build tag didn't work for GOARCH=arm and GOARCH=ppc64le
due to the issue https://github.com/golang/go/issues/44073#issuecomment-778854298
2021-02-15 01:00:30 +02:00
Aliaksandr Valialkin
6f3bbf21b8
lib/storage: sort tag filters by actual execution time instead of by the number of matching time series
...
This should improve query speed for queries with regexp filters matching small number of time series
on a label with big number of unique values.
2021-02-15 00:19:46 +02:00
Aliaksandr Valialkin
9e3993c585
lib/storage: properly hanle regexp tag filters with dots, which can be converted to full string match filters.
...
For example `{label=~"foo\.bar"}` should be converted to `{label="foo.bar"}`. Previously it has was mistakenly conveted to `{label="foo\.bar"}` .
This could result in missing time series for such tag filters.
2021-02-14 23:39:19 +02:00
Aliaksandr Valialkin
18c2075159
lib/promscrape: remove vm_promscrape_scrapes_failed_per_url_total and vm_promscrape_scrapes_skipped_by_sample_limit_per_url_total metrics
...
These metrics may result in big number of time series when vmagent scrapes thousands of targets and these targets constantly changes.
* It is better using `up == 0` query for determining failing targets.
* It is better using the following query for determining targets with exceeded limit on the number of metrics:
scrape_samples_scraped > 0 if up == 0
2021-02-12 05:23:27 +02:00
Aliaksandr Valialkin
4e645a5fd3
lib/storage: return back in-order applying of tag filters, since concurrently executing tag filters can result in CPU and RAM waste in common case
2021-02-10 22:43:07 +02:00
Aliaksandr Valialkin
eeb92eb7fc
lib/storage: load metadata before loading indexdb, since indexdb depends on the metadata
2021-02-10 17:55:51 +02:00
Aliaksandr Valialkin
08f21d8761
app/vmstorage: export vm_composite_index_min_timestamp metric
2021-02-10 17:14:00 +02:00
Aliaksandr Valialkin
b27288f1b0
lib/storage: parallelize tag filters execution a bit
...
This should reduce execution time when a query contains multiple tag filters and each such filter matches big number of time series.
2021-02-10 16:32:27 +02:00
Aliaksandr Valialkin
4262c2f7c2
lib/storage: remove filter arg from getMetricIDsForDateTagFilter function
...
The `filter` arg breaks the logic for sorting tag filters by the matching metrics,
which may result in non-optimal performance during time series search.
2021-02-10 16:32:26 +02:00
Aliaksandr Valialkin
681dfb7485
lib/storage: fix inconsistencies in error logs
2021-02-10 16:32:21 +02:00
Aliaksandr Valialkin
148422bcba
lib/storage: disable composite index usage when querying old data
2021-02-10 14:57:58 +02:00
Aliaksandr Valialkin
17d5a03f6e
lib/storage: fix metric name match for composite filter
2021-02-10 01:27:34 +02:00
Aliaksandr Valialkin
fa0ef143b1
lib/storage: optimize search by label filters matching big number of time series
2021-02-10 00:46:17 +02:00
Aliaksandr Valialkin
5c9715a89a
lib/storage: reduce lock contention in dateMetricIDCache when registering new time series for the current day
...
This should help systems with multiple CPU cores
2021-02-10 00:04:19 +02:00
Aliaksandr Valialkin
082eabf51e
lib/fs: remove the code for tracking whether the given memory region is in page cache
...
This code didn't give performance gains under production workload, so let's remove it in order to simplify the code.
2021-02-09 16:51:11 +02:00
Aliaksandr Valialkin
afa9cf9c57
lib/mergeset: remove dead code left after a4140de9e6
2021-02-09 16:51:09 +02:00
Aliaksandr Valialkin
9ed7789fef
optimize Storage.updatePerDateData()
2021-02-09 02:59:53 +02:00
Aliaksandr Valialkin
ea328b7391
lib/storage: skip deduplication when creating inmemory data blocks
...
The deduplication will be performed later during merging such blocks.
2021-02-09 02:26:16 +02:00
Aliaksandr Valialkin
7b7963a77f
lib/mergeset: unconditionally cache indexdb blocks
...
Production workloads show that indexdb blocks must be cached unconditionally for reducing CPU usage.
This shouldn't increase memory usage too much, since unused blocks are removed from the cache every two minutes.
2021-02-09 00:49:59 +02:00
Aliaksandr Valialkin
e8ee9fa7fe
app/vmstorage: export missing vm_cache_size_bytes
metrics for indexdb and data caches
2021-02-09 00:49:58 +02:00
Aliaksandr Valialkin
2b36eb3d82
lib/cgroup: follow-up after b9bf3cbe3e
2021-02-08 16:01:26 +02:00
Nikolay
32603f57cc
refactored cgroups limits, ( #1061 )
...
adds tests, remove os.Exec
2021-02-08 16:01:26 +02:00
Aliaksandr Valialkin
2dbb12563b
lib/storage: optimize data ingestion in the beginning of every hour
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1046
2021-02-08 12:04:51 +02:00
Aliaksandr Valialkin
1a6eb0c3cf
lib/logger: exit the app if unsupported timezone value has been passed to -loggerTimezone
...
While at it, clarify descrption for `-loggerTimezone` command-line flag.
2021-02-07 23:33:35 +02:00
Aliaksandr Valialkin
c6a7288109
lib/storage: check for prevHourMetricIDs cache before falling back to checking for (date, metricID) entries during data ingestion
...
This should reduce possible CPU usage spikes at the beginning of every hour.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1046
2021-02-04 18:46:23 +02:00
Aliaksandr Valialkin
b5eba70595
lib/httpserver: expose process_open_fds
and process_max_fds
metrics
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/402
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1037
2021-02-04 16:42:32 +02:00
Nikolay
6fc2a8e544
fixes dockerswarm ( #1053 )
...
fixes improper usage of host network services
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1028
2021-02-04 15:57:41 +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
2976ec89b8
lib/storage: fix a bug, which breaks searching by Graphite wildcard filters
2021-02-03 20:15:50 +02:00
Aliaksandr Valialkin
45a63a1da9
sort orSuffixes in tagFilter.InitFromGraphiteQuery for faster seeks
2021-02-03 20:15:37 +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
755b0998ce
lib/promscrape: add vm_promscrape_service_discovery_duration_seconds metric
2021-02-02 16:16:51 +02:00
Aliaksandr Valialkin
4c59dbc127
lib/promscrape: add vm_promscrape_scrape_retries_total
, vm_promscrape_discovery_retries_total
and vm_promscrape_discovery_requests_total
metrics
2021-02-01 20:06:16 +02:00
Aliaksandr Valialkin
e79799a784
lib/flagutil: typo fix in comment to ArrayInt.GetOptionalArgOrDefault() func
2021-02-01 14:42:15 +02:00
Aliaksandr Valialkin
fdf9de98f8
app/vmagent: add -remoteWrite.roundDigits command-line option for limiting the number of digits after the point for stored values
...
This commit also adds --vm-round-digits command-line option to vmctl tool.
2021-02-01 14:42:15 +02:00