Add a period parameter to the counter cache in remote write

packages/prometheus/_dev/build/docs/README.md

@@ -1,9 +1,9 @@
 # Prometheus Integration
 
 This integration can collect metrics from:
-- [Prometheus Exporters (Collectors)](#prometheus-exporters-collectors)
-- [Prometheus Server Remote-Write](#prometheus-server-remote-write)
-- [Prometheus Queries (PromQL)](#prometheus-queries-promql)
+  - [Prometheus Exporters (Collectors)](#prometheus-exporters-collectors)
+  - [Prometheus Server Remote-Write](#prometheus-server-remote-write)
+  - [Prometheus Queries (PromQL)](#prometheus-queries-promql)
 
 ## Metrics
 
@@ -241,6 +241,10 @@ types, including {{ url "elasticsearch-histograms" "histograms" }}.
 the counter increment since the last collection. This metric should make some aggregations easier and with better
 performance. This parameter can only be enabled in combination with `use_types`.
 
+`period` parameter (default: 60s) configures the timeout of internal cache, which stores counter values in order to calculate rates between consecutive fetches. The parameter will be validated and all values lower than 60sec will be reset to the default value.
+
+Note that by default prometheus pushes data with the interval of 60s (in remote write). In case that prometheus push rate is changed, the `period` parameter needs to be configured accordingly.
+
 When `use_types` and `rate_counters` are enabled, metrics are stored like this:
 
 ```json

packages/prometheus/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.15.1"
+  changes:
+    - description: Add a "period" parameter to the counter cache.
+      type: bugfix
+      link: https://github.com/elastic/integrations/pull/9424
 - version: "1.15.0"
   changes:
     - description: Enable secrets for sensitive fields. For more details, refer https://www.elastic.co/guide/en/fleet/current/agent-policy.html#agent-policy-secret-values

packages/prometheus/data_stream/remote_write/agent/stream/stream.yml.hbs

@@ -10,6 +10,7 @@ ssl.certificate_authorities:
   - {{this}}
 {{/each}}
 {{/if}}
+period: {{period}}
 rate_counters: {{rate_counters}}
 use_types: {{use_types}}
 types_patterns.exclude:

packages/prometheus/data_stream/remote_write/manifest.yml

@@ -46,6 +46,14 @@ streams:
         multi: true
         required: false
         show_user: false
+      - name: period
+        type: text
+        title: Period
+        description: This is the timeout period for the counter cache, which is used to calculate counter rates.
+        multi: false
+        required: true
+        show_user: false
+        default: 1m
       - name: rate_counters
         type: bool
         title: Rate Counters

packages/prometheus/docs/README.md

@@ -1,9 +1,9 @@
 # Prometheus Integration
 
 This integration can collect metrics from:
-- [Prometheus Exporters (Collectors)](#prometheus-exporters-collectors)
-- [Prometheus Server Remote-Write](#prometheus-server-remote-write)
-- [Prometheus Queries (PromQL)](#prometheus-queries-promql)
+  - [Prometheus Exporters (Collectors)](#prometheus-exporters-collectors)
+  - [Prometheus Server Remote-Write](#prometheus-server-remote-write)
+  - [Prometheus Queries (PromQL)](#prometheus-queries-promql)
 
 ## Metrics
 
@@ -453,6 +453,10 @@ types, including [histograms](https://www.elastic.co/guide/en/elasticsearch/refe
 the counter increment since the last collection. This metric should make some aggregations easier and with better
 performance. This parameter can only be enabled in combination with `use_types`.
 
+`period` parameter (default: 60s) configures the timeout of internal cache, which stores counter values in order to calculate rates between consecutive fetches. The parameter will be validated and all values lower than 60sec will be reset to the default value.
+
+Note that by default prometheus pushes data with the interval of 60s (in remote write). In case that prometheus push rate is changed, the `period` parameter needs to be configured accordingly.
+
 When `use_types` and `rate_counters` are enabled, metrics are stored like this:
 
 ```json

packages/prometheus/manifest.yml

@@ -1,7 +1,7 @@
 format_version: 2.10.0
 name: prometheus
 title: Prometheus
-version: 1.15.0
+version: 1.15.1
 description: Collect metrics from Prometheus servers with Elastic Agent.
 type: integration
 categories: