Aliaksandr Valialkin
996c3b0957
docs: mention that downsampling can be evaluated for free by running enterprise binaries
2021-12-20 15:57:52 +02:00
Yurii Kravets
3638e096f3
Update FAQ.md ( #1765 )
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* Update FAQ.md
Adding explanation "Why do same metrics have differences in VictoriaMetrics and Prometheus dashboards?"
* Update FAQ
* Update FAQ.md
* Apply suggestions from code review
Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
2021-12-20 13:43:40 +02:00
Aliaksandr Valialkin
3396f08874
app/vmselect/promql: follow-up after 177e345d8a
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* 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
Aliaksandr Valialkin
b1196e594b
docs/FAQ.md: describe main reasons for high churn rate
2021-12-20 12:30:42 +02:00
Aliaksandr Valialkin
c446858d08
docs/CHANGELOG.md: document 6814cc6809
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Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1943
2021-12-17 20:17:09 +02:00
Aliaksandr Valialkin
d9f075622b
app/vmselect: de-duplicate data exported via /api/v1/export/csv by default
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Previously the exported data wasn't de-duplicated.
Now it is possible to export the raw data without deduplication
by passing reduce_mem_usage=1 query arg to /api/v1/export/csv
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1837
2021-12-17 11:52:42 +02:00
Roman Khavronenko
e7cca46479
docs: add Benchmarks section ( #1950 )
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Signed-off-by: hagen1778 <roman@victoriametrics.com>
2021-12-17 11:52:42 +02:00
Roman Khavronenko
a92f53486a
docs: update MetricsQL.Subquery section description ( #1951 )
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* simplify sentences;
* fix typo.
Signed-off-by: hagen1778 <roman@victoriametrics.com>
2021-12-17 11:52:42 +02:00
Aliaksandr Valialkin
5bd4e47a9e
lib/promscrape: allow up to 5 redirects when scraping a target by default
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1945
2021-12-16 00:14:45 +02:00
Aliaksandr Valialkin
c170841951
app/vmselect/promql: add timestamp_with_name(m[d]) function
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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
5b4cb65138
docs: mention -storage.minFreeDiskSpaceBytes command-line flag at capacity planning section
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1727 and https://github.com/VictoriaMetrics/VictoriaMetrics/issues/269
2021-12-15 21:43:21 +02:00
Aliaksandr Valialkin
946769a828
docs/Cluster-VictoriaMetrics.md: mention about the added downsampling support
2021-12-15 16:39:35 +02:00
Aliaksandr Valialkin
3b8a300588
docs: document the added dowsnampling support in VictoriaMetrics enterprise
2021-12-15 16:25:32 +02:00
Aliaksandr Valialkin
d36fdbe537
lib/storage: deduplicate samples more thoroughly
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Previously some duplicate samples may be left on disk for time series with high churn rate.
This may result in higher disk space usage.
2021-12-15 16:00:30 +02:00
Aliaksandr Valialkin
68cafdcf0b
app/victoria-metrics: mention https://docs.victoriametrics.com/#downsampling in the description for -dedup.minScrapeInterval command-line flag
2021-12-15 13:18:45 +02:00
Aliaksandr Valialkin
c922c7af9a
lib/storage: convert alternate regexps into Graphite wildcards inside __graphite__ pseudo-label
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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
eedc2aac08
docs/CHANGELOG.md: link to the issue about unaligned 64-bit atomic opertion panic on 32-bit architectures
2021-12-14 15:00:46 +02:00
Aliaksandr Valialkin
d02553831d
docs/CHANGELOG.md: an attempt to properly show $labels.alertname at https://docs.victoriametrics.com/CHANGELOG.html
2021-12-14 14:57:03 +02:00
Yury Molodov
b3389ce26b
vmui: custom step ( #1942 )
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* feat: add a label for the Query field
* fix: change zoom position
* fix: add description and error code to alerts
* fix: correct logic query history
* fix: correct update query history
* feat: add custom step
* update package-lock.json
* docs: document that VMUI now supports overriding of `step` query arg, which is passed to `/api/v1/query_range`
Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
2021-12-14 14:52:44 +02:00
Yury Molodov
28655e8eb8
vmui: minor fixes ( #1936 )
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* feat: add a label for the Query field
* fix: change zoom position
* fix: add description and error code to alerts
* fix: correct logic query history
* fix: correct update query history
* app/vmselect/vmui: `make vmui-update`
* docs/CHANGELOG.md: document bugfixes
Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
2021-12-13 13:44:32 +02:00
Aliaksandr Valialkin
24d0bb7c2a
docs/Single-server-VictoriaMetrics.md: added a link to Graphite paths and wildcards - https://graphite.readthedocs.io/en/latest/render_api.html#paths-and-wildcards
2021-12-13 13:30:02 +02:00
Aliaksandr Valialkin
7b38507fc1
docs/CHANGELOG.md: document 7c3b6365f0
2021-12-12 19:10:58 +02:00
Aliaksandr Valialkin
addae7fc6a
app/vmselect/promql: preserve the order of time series passed to limit_offset() function
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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
988003536d
docs/CHANGELOG.md: document 2851709745
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1921
2021-12-10 12:14:18 +02:00
Aliaksandr Valialkin
e267355706
docs/Single-server-VictoriaMetrics.md: add a link to https://github.com/denisgolius/victoriametrics-ru-links
2021-12-09 19:43:28 +02:00
Aliaksandr Valialkin
d91adcba3c
docs: document the ability to investigate correlation between two queries at /vmui
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This is a follow-up for c1fd93e8a0
2021-12-08 17:24:55 +02:00
Aliaksandr Valialkin
38f5bc7451
lib/httpserver: add missing 127.0.0.1 hostname to the logged address for http and pprof server if the address starts with ':'
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This allows copy-pasting the url to http server from logs.
2021-12-08 16:15:12 +02:00
Aliaksandr Valialkin
ddd2f531bc
docs/Single-server-VictoriaMetrics.md: add LinkedIn public channel
2021-12-08 13:16:10 +02:00
Aliaksandr Valialkin
e21d1353f4
docs/Release-Guide.md: refresh the list of channels for publishing release notes
2021-12-08 13:16:09 +02:00
Aliaksandr Valialkin
1c09881cf7
docs/Single-server-VictoriaMetrics.md: move features chapter above the case studies chapter
2021-12-08 12:49:50 +02:00
Aliaksandr Valialkin
54d4a1c959
app/vmselect: accept optional extra_filters[] query args for all the supported Prometheus querying APIs
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1863
2021-12-06 17:33:49 +02:00
Aliaksandr Valialkin
9aa9b081a4
app/vminsert: add -maxLabelValueLen command-line flag
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1908
2021-12-06 11:42:24 +02:00
Aliaksandr Valialkin
51f2eb3c46
lib/workingsetcache: fix unaligned 64-bit atomic operation panic on 32-bit architectures
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The panic has been introduced in 7275ebf91a
2021-12-03 01:22:30 +02:00
Aliaksandr Valialkin
d40441947a
app: allow specifying http and https urls in the following command-line flags
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* -promscrape.config
* -relabelConfig
* -remoteWrite.relabelConfig
* -remoteWrite.urlRelabelConfig
2021-12-03 00:11:47 +02:00
Aliaksandr Valialkin
daaea1eb2c
app/vmauth: follow-up for 13368bed18
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* Document the ability to specify http or https urls in `-auth.config` at docs/CHANGELOG.md
* Move the ReadFileOrHTTP to lib/fs, so it can be re-used in other places where a file
should be read from the given path. For example, in `-promscrape.config` at `vmagent`.
2021-12-02 23:34:15 +02:00
Aliaksandr Valialkin
0f9aaf9cec
docs/CHANGELOG.md: cut v1.70.0
2021-12-02 15:01:39 +02:00
Aliaksandr Valialkin
8abf415225
docs/CHANGELOG.md: document 0afd14a14a
2021-12-02 14:51:57 +02:00
Aliaksandr Valialkin
b885a3b6e9
lib/httpserver: expose /-/healthy and /-/ready endpoints as Prometheus does
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This improves integration with third-party solutions, which rely on these endpoints.
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1833
2021-12-02 14:37:50 +02:00
Aliaksandr Valialkin
d1289383eb
lib/protoparser/graphite: allow multiple separators between metric name, value and timestamp
2021-12-02 13:44:01 +02:00
Aliaksandr Valialkin
37a2bea072
lib/protoparser/graphite: properly parse Graphite line with whitespace after the timestamp
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See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/1865
2021-12-02 13:33:50 +02:00
Aliaksandr Valialkin
ca9827fecc
docs/FAQ.md: mention that VictoriaMetrics can be queried via vmui
2021-12-02 13:16:34 +02:00
Aliaksandr Valialkin
2b7dee15dd
app/{vmbackup,vmrestore}: export internal metrics at /metrics http handler
2021-12-02 11:56:34 +02:00
Roman Khavronenko
fc4e59ec1d
vmalert: adjust topologies docs in README ( #1893 )
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Commit changes images width and order in topologies section
for better readability.
Signed-off-by: hagen1778 <roman@victoriametrics.com>
2021-12-02 10:33:47 +02:00
Denys Holius
60a83fefbc
added guide-vmcluster-multiple-retention-setup to guides list ( #1891 )
2021-12-02 10:33:47 +02:00
Roman Khavronenko
6823818843
Vmalert docs upd ( #1890 )
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* vmalert: add topology examples in docs
* vmalert: docs typo fix
2021-12-02 10:33:47 +02:00
Aliaksandr Valialkin
ab4be24397
app/vmstorage: export vm_cache_size_max_bytes metrics for determining capacity of various caches
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The vm_cache_size_max_bytes metric can be used for determining caches which reach their capacity via the following query:
vm_cache_size_bytes / vm_cache_size_max_bytes > 0.9
2021-12-02 10:30:01 +02:00
Aliaksandr Valialkin
d4655beae8
lib/fs: add vm_filestream_read_duration_seconds_total and vm_filestream_write_duration_seconds_total metrics
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These metrics help determining persistent disk saturation with `rate(vm_filestream_read_duration_seconds_total) > 0.9`
2021-12-02 09:13:20 +02:00
Aliaksandr Valialkin
22e7b3c95a
README.md: add a link to https://docs.victoriametrics.com/guides/guide-vmcluster-multiple-retention-setup.html for multi-retention setups
2021-12-01 12:49:05 +02:00
Yurii Kravets
8e4aa91475
Create guide-vmcluster-multiple-retention-setup.md ( #1888 )
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* Create guide-vmcluster-multiple-retention-setup.md
* Apply suggestions from code review
Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
2021-12-01 12:42:56 +02:00
Yurii Kravets
38c9981a98
Add retention-scheme.png
2021-12-01 12:30:06 +02:00
