Aliaksandr Valialkin
bcd139362b
lib/promscrape: add -promscrape.dropOriginalLabels
command-line flag for reducing memory usage when discovering big number of scrape targets
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/878
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/825
2020-11-10 00:19:57 +02:00
Aliaksandr Valialkin
83df20b5b5
lib/promscrape: clean references to label name and label value strings after applying per-target relabeling
...
This should reduce memory usage when per-target relabeling creates big number of temporary labels
with long names and/or values.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/825
2020-11-07 16:19:59 +02:00
Aliaksandr Valialkin
381ad564a2
docs/vmagent.md: update after 4c808d58bf
2020-11-04 20:31:43 +02:00
Nikolay
4c808d58bf
Adds ready probe ( #874 )
...
* adds leading forward slash check for scrapeURL path
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/835
* adds ready probe for scrape config initialization,
it should prevent metrics loss during vmagent rolling update,
/ready api will return 425 http code, if some scrape config still waits for initialization.
* updates docs
* Update app/vmagent/README.md
* renames var
* Update app/vmagent/README.md
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-11-04 20:29:18 +02:00
Nikolay
e4182dd896
reduces memory usage for vmagent, ( #880 )
...
* reduces memory usage for vmagent,
limits count of droppedTarget, that can be stored for /api/v1/targets page up to 999 items,
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/878
* Update app/vmagent/README.md
* Update app/vmagent/README.md
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-11-04 17:03:43 +02:00
Aliaksandr Valialkin
600f225cff
Revert "docs/vmagent.md: mention about -promscrape.dropOriginalLabels
"
...
This reverts commit bd81f926a4
.
2020-11-04 11:44:57 +02:00
Aliaksandr Valialkin
bd81f926a4
docs/vmagent.md: mention about -promscrape.dropOriginalLabels
2020-11-04 11:16:33 +02:00
Aliaksandr Valialkin
e0a91ef163
app/vmagent/remotewrite: drop packets only on 409 status code, since there are other valid 4xx status codes, which shouldnt result in packet drop
2020-11-03 14:25:10 +02:00
Aliaksandr Valialkin
0b35da159c
app/vmagent/remotewrite: drop packets if remote storage returns 4xx status code
...
This makes consistent the behaviour with Prometheus.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/873
2020-11-02 00:45:09 +02:00
Aliaksandr Valialkin
e277c3d07b
lib/promscrape: add stream parse
mode for efficient scraping of targets that expose millions of metrics
2020-11-01 23:35:06 +02:00
Aliaksandr Valialkin
b7638f04a7
app/vmagent: expose /api/v1/targets
page according to https://prometheus.io/docs/prometheus/latest/querying/api/#targets
...
This page is exposed by vmagent and by a single-node VictoriaMetrics
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/643
2020-11-01 23:35:06 +02:00
Aliaksandr Valialkin
63c4999e06
lib/promscrape: code prettifying after 9bd9f67718
2020-10-12 16:12:36 +03:00
Nikolay Khramchikhin
9bd9f67718
Adds dockerswarm sd ( #818 )
...
* adds dockerswarm service discovery
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/656
Following roles supported: services, tasks and nodes.
Basic, token and tls auth supported.
Added tests for labels generation.
* added unix socket support to discovery utils
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-10-12 13:38:21 +03:00
Aliaksandr Valialkin
84227ea2fc
app/{vminsert,vmagent}: take into account all the inserted rows before relabeling in vm_rows_inserted_total
and vmagent_rows_inserted_total
metrics
2020-10-09 13:29:51 +03:00
Aliaksandr Valialkin
6105d61d11
docs/vmagent.md: clarify -promscrape.suppressDuplicateScrapeTargetErrors
command-line flag usage
2020-10-08 19:24:31 +03:00
Aliaksandr Valialkin
71ea4935de
lib/promscrape: add -promscrape.suppressDuplicateScrapeTargetErrors
command-line flag in order to suppress duplicate scrape target
errors
...
Show also original labels for duplicate targets in error message in order to simplify debugging the issue.
Now `/targets` endpoint accepts optional `show_original_labels=1` query arg, which shows original labels for each target.
This may simplify debugging for target relabeling.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/651
2020-10-08 18:58:30 +03:00
Aliaksandr Valialkin
d16dbfd639
app/vmagent: add a link to https://victoriametrics.github.io/vmagent.html from main page
2020-10-06 15:29:49 +03:00
Nikolay Khramchikhin
cbe3cf683b
Adds openstack sd ( #811 )
...
* adds openstack service discovery
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/728
implemented hypervisors and instance discovery with openstack v3 api.
Added tests for labeling and data parsing.
Added token refresh.
* Apply suggestions from code review
* Apply suggestions from code review
Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
2020-10-05 16:45:33 +03:00
Aliaksandr Valialkin
127537d631
app/vmagent/remotewrite: do not show -remoteWrite.url
in logs if -remoteWrite.showURL
isn't set
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/773
2020-09-29 19:49:12 +03:00
Aliaksandr Valialkin
9945b8c98d
docs: improve readability a bit
2020-09-29 13:03:38 +03:00
Aliaksandr Valialkin
124f78857b
app/{vminsert,vmagent}: improve data ingestion speed over a single connection
...
Process data obtianed from a single connection on all the available CPU cores.
2020-09-28 04:13:08 +03:00
Aliaksandr Valialkin
95688cbfc5
all: add native format for data export and import
...
The data can be exported via [/api/v1/export/native](https://victoriametrics.github.io/#how-to-export-data-in-native-format ) handler
and imported via [/api/v1/import/native](https://victoriametrics.github.io/#how-to-import-data-in-native-format ) handler.
2020-09-27 19:54:07 +03:00
Aliaksandr Valialkin
b6a976b98d
app/vmagent: reduce memory usage when importing data via /api/v1/import
...
Previously vmagent could use big amounts of RAM when each ingested JSON line
contained many samples.
2020-09-26 04:10:24 +03:00
Aliaksandr Valialkin
94f7d00537
docs/vmagent.md: typo fix
2020-09-21 21:49:22 +03:00
Nikolay Khramchikhin
312fead9a2
Add improvements to ec2_sd_discovery ( #775 )
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* Add improvements to ec2 discovery
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/771
role_arn support with aws sts
instance iam_role support
refreshing temporary tokens
* Apply suggestions from code review
Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
* changed implementation, removed tests, clean up code
* moved endpoint builder into getEC2APIResponse
Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
2020-09-21 16:04:15 +03:00
Aliaksandr Valialkin
d50165ad59
app/vmagent: increase default value for -remoteWrite.queues
from 1 to 4, since it has been appeared that many users hit this limit
2020-09-18 14:21:54 +03:00
Aliaksandr Valialkin
ab53cb6f7b
app/vmagent: substitute -remoteWrite.url
with secret-url
value in logs, since it may contain sensitive info such as passwords or auth tokens
...
Pass `-remoteWrite.showURL` command-line flag in order to see real `-remoteWrite.url` values in logs and at `/metrics` page.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/773
2020-09-16 22:36:25 +03:00
Aliaksandr Valialkin
ca856284e4
app/vmagent: allow setting multiple identical -remoteWrite.url
values
...
This may be useful when each url is authenticated via different `-remoteWrite.basicAuth.username`.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/755
2020-09-11 15:17:22 +03:00
Aliaksandr Valialkin
2380e9b017
app/{vminsert,vmagent}: allow passing timestamp via timestamp
query arg when ingesting data to /api/v1/import/prometheus
...
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/750
2020-09-11 13:27:14 +03:00
Aliaksandr Valialkin
11eaa37111
docs/vmagent.md: clarified the case when -remoteWrite.queues
must be tuned
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/745
2020-09-08 20:15:27 +03:00
Aliaksandr Valialkin
ddabc13796
app/vmagent: properly flush big blocks of data
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/741
Thanks to @IceRain00 for the investigation and initial attempt to fix the issue
at https://github.com/VictoriaMetrics/VictoriaMetrics/pull/742
2020-09-03 12:12:39 +03:00
Aliaksandr Valialkin
7a839b461f
app/vmagent: fix data race when accessing writeRequest.lastFlushTime
2020-09-03 12:12:37 +03:00
Aliaksandr Valialkin
f41b36bb9a
app/{vminsert,vmagent}: allow adding extra labels when importing data via Prometheus, CSV and JSON line formats
...
Extra labels may be added to the imported data by passing `extra_label=name=value` query args.
Multiple query args may be passed in order to add multiple extra labels.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/719
2020-09-02 19:43:21 +03:00
Aliaksandr Valialkin
5af777469a
app/vmagent: log unsuccessful attempt number when sending data to -remoteWrite.url
2020-08-30 21:40:22 +03:00
Aliaksandr Valialkin
2149733bd2
app/vmagent: apply sane limits to -remoteWrite.queues
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/707
2020-08-30 21:25:37 +03:00
Roman Khavronenko
f5f59896ec
lib/decimal: rename significant decimal digits
to significant figures
( #698 )
...
The previous notion was inconsistent with what `decimal.Round` does.
According to [wiki](https://en.wikipedia.org/wiki/Significant_figures ) rounding
applied to all significant figures, not just decimal ones.
2020-08-16 17:21:35 +03:00
Aliaksandr Valialkin
147c35ebd4
all: allow using KB
, MB
, GB
, KiB
, MiB
and GiB
suffixes in command-line flag values related to byte sizes or byte rates
2020-08-16 17:05:52 +03:00
Aliaksandr Valialkin
cd96248480
docs/vmagent.md: mention that gaps in remote storage may appear if vmagent cannot keep up with data ingestion
2020-08-14 20:47:57 +03:00
Aliaksandr Valialkin
576da0fe46
app/{vminsert,vmagent}: improve documentation for -influxListenAddr
command-line flag
2020-08-14 18:04:44 +03:00
Aliaksandr Valialkin
c402265e88
all: support %{ENV_VAR}
placeholders in yaml configs in all the vm* components
...
Such placeholders are substituted by the corresponding environment variable values.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/583
2020-08-13 17:15:25 +03:00
Aliaksandr Valialkin
ef7e2af8f5
app: respect CPU limits set via cgroups
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Update GOMAXPROCS to limits set via cgroups. This should reduce CPU trashing and reduce memory usage
for cases when VictoriaMetrics components run in containers with CPU limits.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/685
2020-08-11 22:59:19 +03:00
Aliaksandr Valialkin
c25b0c2cd5
app/vmagent: tune http client for sending data to remote storage in order to disable closing keep-alive connections
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/663
2020-08-04 21:00:29 +03:00
Aliaksandr Valialkin
d01f3c1943
all: add mssing APP_NAME to vm*-GOARCH builds
2020-07-31 13:42:18 +03:00
Aliaksandr Valialkin
3f498cf2dc
docs/{vmagent,vmalert}: add instruction on how to build for ARM
2020-07-31 09:25:22 +03:00
Aliaksandr Valialkin
0f63da3698
app/{vmagent,vminsert}: properly preserve db
tag from query string passed to Influx line protocol query
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Previously `db` tag from the query string wasn't added to metrics after encountering `db` tag in the Influx line
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/653
2020-07-28 21:25:19 +03:00
Aliaksandr Valialkin
62ed38c6f0
app/vmagent/remotewrite: add missing resp.Body.Close()
after pushing data to remote storage
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Missing body close could disable HTTP keep-alive connections.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/653
2020-07-28 21:00:15 +03:00
Aliaksandr Valialkin
cb8c6908dc
app/vmagent/remotewrite: create new request on failure to send a block of data to remote storage
...
Previously the request body was already consumed before the retry, so this led to the following error:
http: ContentLength=... with Body length 0
2020-07-27 17:32:46 +03:00
Aliaksandr Valialkin
2f612e0c67
app/vminsert: fix relabeling for metrics ingested via Influx line protocol
...
Previously the enabled relabeling with `-relabelConfig` command-line flag could result in missing labels
if a single Influx line protocol message contains multiple field values.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/638
2020-07-23 13:23:14 +03:00
Aliaksandr Valialkin
31ae5911a8
app/vmagent: add -remoteWrite.decimalPlaces
command-line flag, which may be used for reducing disk space usage on the remote storage
2020-07-21 21:55:32 +03:00
Aliaksandr Valialkin
ad6290953c
app/vmagent: add -remoteWrite.proxyURL
command-line option
...
This option allows writing data to `-remoteWrite.url` via http, https or socks5 proxy.
This is similar to `proxy_url` option in `remote_write` section of Prometheus.
See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write
2020-07-20 19:28:49 +03:00