mudhorn/prometheus
1
0
Fork 0
mirror of https://github.com/prometheus/prometheus.git synced 2024-11-09 23:24:05 -08:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

promql: put holt_winters behind experimental feature flag

Browse source 
Signed-off-by: Jan Fajerski <jfajersk@redhat.com>
This commit is contained in:
Jan Fajerski 2024-09-16 17:45:32 +02:00
parent b6107cc888
commit 15cea39136
2 changed files with 6 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
docs/querying/functions.md
View file

@ -382,6 +382,8 @@ variance of observations in a native histogram.
## `holt_winters()` ## `holt_winters()`
**This function has to be enabled via the [feature flag](../feature_flags.md#experimental-promql-functions) `--enable-feature=promql-experimental-functions`.**
`holt_winters(v range-vector, sf scalar, tf scalar)` produces a smoothed value `holt_winters(v range-vector, sf scalar, tf scalar)` produces a smoothed value
for time series based on the range in `v`. The lower the smoothing factor `sf`, for time series based on the range in `v`. The lower the smoothing factor `sf`,
the more importance is given to old data. The higher the trend factor `tf`, the the more importance is given to old data. The higher the trend factor `tf`, the

7
promql/parser/functions.go
View file

@ -203,9 +203,10 @@ var Functions = map[string]*Function{
ReturnType: ValueTypeVector, ReturnType: ValueTypeVector,
}, },
"holt_winters": { "holt_winters": {
Name: "holt_winters", Name: "holt_winters",
ArgTypes: []ValueType{ValueTypeMatrix, ValueTypeScalar, ValueTypeScalar}, ArgTypes: []ValueType{ValueTypeMatrix, ValueTypeScalar, ValueTypeScalar},
ReturnType: ValueTypeVector, ReturnType: ValueTypeVector,
Experimental: true,
}, },
"hour": { "hour": {
Name: "hour", Name: "hour",