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Author SHA1 Message Date
Aliaksandr Valialkin
43ea4ce428 lib/storage: remember and skip individual tag filters matching too many metrics 
This saves CPU time by skipping useless matching for individual tag filters.
 2019-07-11 14:48:30 +03:00
Aliaksandr Valialkin
a336bb4e22 app/vmselect/promql: reduce RAM usage for aggregates over big number of time series 
Calculate incremental aggregates for `aggr(metric_selector)` function instead of
keeping all the time series matching the given `metric_selector` in memory.
 2019-07-10 13:04:39 +03:00
Aliaksandr Valialkin
1fe6d784d8 all: consistency renaming: bytesSize -> sizeBytes 2019-07-10 00:47:36 +03:00
Aliaksandr Valialkin
55fe36149c app/vmselect/promql: mention -search.logSlowQueryDuration flag value in the slow query log message 2019-07-10 00:41:24 +03:00
Aliaksandr Valialkin
9203170eb2 app/vmselect/promql: extract rmoeveGroupTags function for removing unneeded tags from MetricName according to the given modifierExpr 2019-07-09 23:20:48 +03:00
Aliaksandr Valialkin
2db685c19c app/vmselect/promql: properly preserve metric name after applying functions in any case from transformFuncsKeepMetricGroup 2019-07-09 23:10:35 +03:00
Aliaksandr Valialkin
6ddfb06b52 README.md: add alerting section 2019-07-08 22:45:34 +03:00
Aliaksandr Valialkin
40a6c0d672 app/vmselect/prometheus: typo fix 2019-07-07 23:34:23 +03:00
Aliaksandr Valialkin
1371024747 app/vmselect/prometheus: handle minTime and maxTime values that may be set by Promxy or Prometheus client 
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/88
 2019-07-07 21:53:48 +03:00
Roman Khavronenko
c27c6de297 add panels for Active time series, Disk space usage (datapoints) and Disk space usage (index) (#87) 2019-07-04 22:15:24 +03:00
Aliaksandr Valialkin
0c629429de README.md: clarify upgrading and applying new config sections 2019-07-04 20:07:00 +03:00
Aliaksandr Valialkin
4dbd642c86 app/vmselect/promql: remove empty timeseries left after topk call 2019-07-04 19:42:39 +03:00
Aliaksandr Valialkin
56c154f45b all: add vm_data_size_bytes metrics for easy monitoring of on-disk data size and on-disk inverted index size 2019-07-04 19:42:30 +03:00
Aliaksandr Valialkin
8d83dcf332 README.md: update community and contributions section 2019-07-04 09:36:36 +03:00
Aliaksandr Valialkin
9a4b2b8315 app/vmselect/prometheus: update adjustLastPoints function 
- Do not overwrite last points by the previous NaNs, since this may result in empty time series.
- Overwrite the last 2 points instead of 3. This should be enough in most cases.
 2019-07-04 09:14:18 +03:00
Aliaksandr Valialkin
e06866005d app/vmselect/promql: gracefully handle duplicate timestamps in irate and rollup_rate funcs 
Previously such timestamps result in `+Inf` results. Now the previous timestamp is used
for the calculations.
 2019-07-03 12:39:55 +03:00
Aliaksandr Valialkin
2c76a9c9ab README.md: enumerate the most interesting metrics exported at /metrics page 2019-07-01 23:41:08 +03:00
Aliaksandr Valialkin
b9166a60ff app/vmselect: do not return empty time series in /api/v1/query result 2019-07-01 17:16:34 +03:00
Aliaksandr Valialkin
c7034fc51b lib/memory: attempt #3 to determine memory limit for LXC container 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
 2019-07-01 14:01:13 +03:00
Aliaksandr Valialkin
715c423f1a README.md: mention Thanos vs VictoriaMetrics article 2019-07-01 12:26:47 +03:00
Aliaksandr Valialkin
ca74e29458 README.md: explain how to configure HA setup for Prometheus HA pairs 2019-06-29 19:54:46 +03:00
Aliaksandr Valialkin
a41955863a lib/mergeset: make fmt 2019-06-29 14:25:26 +03:00
Aliaksandr Valialkin
2ecb117082 lib/storage: skip non-matching metricIDs in sortedFilter 
This should improve performance for big sorteFilter lists.
 2019-06-29 13:48:32 +03:00
Aliaksandr Valialkin
0c88afa386 lib/mergeset: speed up binarySearchKey by skipping the first item during binary search 2019-06-29 13:45:49 +03:00
Aliaksandr Valialkin
74c0fb04f3 app/vmselect/promql: consistency renaming: candlestick -> rollup_candlestick 2019-06-29 03:13:02 +03:00
Aliaksandr Valialkin
828078eb45 lib/memory: remove TestReadLXCMemoryLimit, since it doesnt work in Travis 2019-06-28 18:22:46 +03:00
Aliaksandr Valialkin
7b59466667 lib/memory: attempt #2 to determine memory limit inside LXC container 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
 2019-06-28 18:08:15 +03:00
Aliaksandr Valialkin
79ac02ba74 README.md: clean up <img> attributes 2019-06-28 17:57:43 +03:00
Aliaksandr Valialkin
593bd35aaa lib/memory: an attempt to read proper memory limit inside LXC container 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
 2019-06-28 15:34:30 +03:00
Aliaksandr Valialkin
7354f10336 vendor: update github.com/VictoriaMetrics/metrics to v1.6.2 
This fixes Summary printing for *_count and *_sum values with metric names containing labels.
 2019-06-28 14:17:17 +03:00
Aliaksandr Valialkin
e8998c69a7 vendor: update github.com/VictoriaMetrics/metrics to v1.6.1 2019-06-28 14:06:49 +03:00
Aliaksandr Valialkin
55bcf60ea6 app/vmselect: fix 32bit arm build 
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/83
 2019-06-27 19:36:17 +03:00
Aliaksandr Valialkin
796b010139 app/vmselect: add candlestick(m[d]) func for returning open, close, low and high rollups on the given time range d 
This function is frequently used in financial apps. See https://en.wikipedia.org/wiki/Candlestick_chart
 2019-06-27 18:46:13 +03:00
Aliaksandr Valialkin
0c8a09c8e1 README.md: mention about global query view 2019-06-27 17:38:37 +03:00
Aliaksandr Valialkin
c1be1e4342 lib/storage: optimize time series search by regexp filter 
This should improve search speed on label filters like `{foo=~"bar.+baz"}`
 2019-06-27 16:17:43 +03:00
Aliaksandr Valialkin
0c8d463307 README.md: mention that Prometheus 2.10.0+ works better with remote_write 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/80
 2019-06-27 00:54:48 +03:00
Jiri Tyr
e0fccc6c60 Change the default influxMeasurementFieldSeparator 2019-06-26 13:22:03 +03:00
Aliaksandr Valialkin
1f7d9a213a app/vminsert: fix inifinite loop when reading two lines without newline in the end 
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/82
 2019-06-26 02:51:56 +03:00
Aliaksandr Valialkin
7ce1f73ada README.md: add more information to rough estimation of the required resources 2019-06-26 02:20:33 +03:00
Aliaksandr Valialkin
e605315f01 README.md: add link to slack chat 2019-06-26 02:05:38 +03:00
Aliaksandr Valialkin
fcef49184b README.md: clarify docs about Influx line protocol support 2019-06-26 00:05:09 +03:00
Aliaksandr Valialkin
844ce4731e app/vmselect/promql: suppress error when template func is used inside modifier list. Just leave it as is 
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/78
 2019-06-25 20:43:22 +03:00
Aliaksandr Valialkin
683bf2a11f lib/storage: make sure non-nil args are passed to openIndexDB 2019-06-25 20:10:04 +03:00
Aliaksandr Valialkin
eb2283a029 lib/storage: reduce too big maxMetrics in getTagFilterWithMinMetricIDsCountAdaptive 
This should improve performance on inverted index search for big amount of unique time series
when big -search.maxUniqueTimeseries is set.
 2019-06-25 19:55:27 +03:00
Aliaksandr Valialkin
e8377011ab lib/storage: free up memory from caches owned by indexDB when it is deleted 2019-06-25 14:42:44 +03:00
Aliaksandr Valialkin
33ea2120c3 lib/storage: use unversioned keys for tag cache in extDB 
Data in ExtDB cannot be changed, so it is OK to use unversioned keys for tag cache.
This should improve performance for index lookups over big amount of time series.
 2019-06-25 13:08:58 +03:00
Aliaksandr Valialkin
cf63669303 lib/storage: skip searching in extDB if it doesn't contain items for the given time range 
This should improve inverted index search performance for big amount
of unique time series when the search is performed only on recent data.
 2019-06-25 13:00:37 +03:00
Aliaksandr Valialkin
feacfffe89 app/vmselect/promql: increase default value for -search.maxPointsPerTimeSeries from 10k to 30k 
This may be required for subqueries with small steps. See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/77
 2019-06-24 22:53:18 +03:00
Aliaksandr Valialkin
4bb738ddd9 app/vmselect/promql: adjust value returned by linearRegression to the end of time range like Prometheus does 
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/71
 2019-06-24 22:45:58 +03:00
Aliaksandr Valialkin
90e72c2a42 app/vmselect/promql: add sum2 and sum2_over_time, geomean and geomean_over_time funcs. 
These functions may be useful for statistic calculations.
 2019-06-24 16:44:44 +03:00