Aliaksandr Valialkin
61f6f63964
README.md: mention that vminsert
spreads data amount vmstorage
nodes using consistent hashing
2019-07-07 22:00:45 +03:00
Aliaksandr Valialkin
36636c1f6f
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 21:53:52 +03:00
Aliaksandr Valialkin
50c5894dc0
deployment: update docker images
2019-07-04 19:54:27 +03:00
Aliaksandr Valialkin
bba07d05fe
app/vmselect/promql: remove empty timeseries left after topk
call
2019-07-04 19:43:07 +03:00
Aliaksandr Valialkin
41f512af1c
all: add vm_data_size_bytes
metrics for easy monitoring of on-disk data size and on-disk inverted index size
2019-07-04 19:43:04 +03:00
Aliaksandr Valialkin
512a627855
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 09:30:56 +03:00
Aliaksandr Valialkin
858746fa6c
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 12:41:30 +03:00
Aliaksandr Valialkin
81da1c7b47
README.md: stylistic updates
2019-07-02 15:57:45 +03:00
Aliaksandr Valialkin
a3abed80ff
app/vmselect: do not return empty time series in /api/v1/query
result
2019-07-01 17:16:26 +03:00
Aliaksandr Valialkin
6682a35731
lib/memory: attempt #3 to determine memory limit for LXC container
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
2019-07-01 14:01:57 +03:00
Aliaksandr Valialkin
c3c60bee45
app/vmselect: add -search.denyPartialResponse
flag for disabling partial responses if some of vmstorage nodes are unavailable
...
Also accept `deny_partial_response` query arg in Prometheus API handlers. If it is set to true,
then return error if some of vmstorage nodes are unavailable.
2019-06-30 01:27:07 +03:00
Aliaksandr Valialkin
60cff62586
deployment: update docker images
2019-06-29 21:25:20 +03:00
Aliaksandr Valialkin
b6ea1a7d5e
lib/mergeset: make fmt
2019-06-29 14:25:46 +03:00
Aliaksandr Valialkin
ffc1bb00f6
lib/storage: skip non-matching metricIDs in sortedFilter
...
This should improve performance for big sorteFilter lists.
2019-06-29 13:49:40 +03:00
Aliaksandr Valialkin
2257dcd278
lib/mergeset: speed up binarySearchKey by skipping the first item during binary search
2019-06-29 13:49:32 +03:00
Aliaksandr Valialkin
72a3050c41
app/vmselect/promql: consistency renaming: candlestick -> rollup_candlestick
2019-06-29 03:13:25 +03:00
Aliaksandr Valialkin
6ea12a079e
lib/memory: remove TestReadLXCMemoryLimit, since it doesnt work in Travis
2019-06-28 18:23:06 +03:00
Aliaksandr Valialkin
d0732d3137
lib/memory: attempt #2 to determine memory limit inside LXC container
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
2019-06-28 18:08:57 +03:00
Aliaksandr Valialkin
628571a837
README.md: update cluster scheme
2019-06-28 17:54:13 +03:00
Aliaksandr Valialkin
ad436757c3
lib/memory: an attempt to read proper memory limit inside LXC container
...
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
2019-06-28 15:35:02 +03:00
Aliaksandr Valialkin
c6598a8507
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 14:18:24 +03:00
Aliaksandr Valialkin
4f8cbc0782
vendor: update github.com/VictoriaMetrics/metrics to v1.6.1
2019-06-28 14:06:32 +03:00
Aliaksandr Valialkin
391bc8bf38
app/vmselect: fix 32bit arm build
...
Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/83
2019-06-27 19:37:17 +03:00
Aliaksandr Valialkin
2d497c3b8e
README.md: add cluster scheme image
2019-06-27 19:23:36 +03:00
Aliaksandr Valialkin
96342f1422
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 18:46:54 +03:00
Aliaksandr Valialkin
416d27ef11
lib/storage: optimize time series search by regexp filter
...
This should improve search speed on label filters like `{foo=~"bar.+baz"}`
2019-06-27 16:18:00 +03:00
Aliaksandr Valialkin
5850a9ea78
README.md: improve wording on gossip protocol
2019-06-26 23:50:34 +03:00
Aliaksandr Valialkin
05b7cb1d42
README.md: return back the link to unsuccessful attempt to implement Gossip protocol in Thanos
...
This link provides good information on gossip fragility
2019-06-26 23:48:48 +03:00
Jiri Tyr
e7a0bf1a71
Change the default influxMeasurementFieldSeparator
2019-06-26 13:22:54 +03:00
Aliaksandr Valialkin
d5cb9fddd8
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 02:52:56 +03:00
Aliaksandr Valialkin
916d9ef5b3
deployment: update docker images
2019-06-25 21:49:23 +03:00
Aliaksandr Valialkin
4f54bcf90b
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 20:43:57 +03:00
Aliaksandr Valialkin
72873f67aa
README.md: improve docs for Helm chapter
2019-06-25 20:13:47 +03:00
Aliaksandr Valialkin
ee23a143b9
lib/storage: make sure non-nil args are passed to openIndexDB
2019-06-25 20:10:08 +03:00
Aliaksandr Valialkin
8b0a63722f
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 19:57:31 +03:00
Aliaksandr Valialkin
0263cb0adc
lib/storage: free up memory from caches owned by indexDB when it is deleted
2019-06-25 14:41:16 +03:00
Aliaksandr Valialkin
362e187011
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 13:15:42 +03:00
Aliaksandr Valialkin
51e2f3b48f
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 12:57:56 +03:00
Aliaksandr Valialkin
dbc1e87bac
deployment: update docker images
2019-06-24 23:11:03 +03:00
Aliaksandr Valialkin
d0bf4393a9
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 22:53:25 +03:00
Aliaksandr Valialkin
334cf253c7
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 22:46:03 +03:00
Aliaksandr Valialkin
14cd628948
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 16:45:00 +03:00
Aliaksandr Valialkin
fb9358635d
lib/storage: mention source parts on merge error
...
This should improve determining broken source part.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/76
2019-06-24 14:09:46 +03:00
Aliaksandr Valialkin
0eac538fc8
app/vmselect/promql: adjust the provided window only for range functions with dt in denominator
...
This should fix range function calculations such as `changes(m[d])` where `d` is smaller
than the scrape interval.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/72
2019-06-23 19:27:25 +03:00
Aliaksandr Valialkin
ec57e59154
app/vmselect/promql: use deriv_fast
instead of deriv
in ttf
, since deriv
calculations have been changed recently
2019-06-23 15:54:12 +03:00
Aliaksandr Valialkin
516062b162
app/vmselect/promql: adjust ttf
calculation, so deriv(freev)
for freev
=m[d]
could be properly calculated
2019-06-23 14:31:36 +03:00
Aliaksandr Valialkin
5ea5ec4f44
vendor: update github.com/valyala/gozstd to v1.5.1
2019-06-22 00:14:11 +03:00
Aliaksandr Valialkin
ef6ca22c1d
deployment: update docker images
2019-06-21 23:35:48 +03:00
Aliaksandr Valialkin
a4e040f5ef
app/vmselect/promql: typo fixes in comments
2019-06-21 23:22:54 +03:00
Aliaksandr Valialkin
c05d443791
app/vmselect/promql: add deriv_fast
function for calculating fast derivative
...
`deriv_fast` calculates derivative based on the first and the last point on the interval
instead of calculating linear regression based on all the data points on the interval.
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/73
2019-06-21 23:05:48 +03:00