[O11y][PHP-FPM] Add metric_type for pool and process data streams

packages/php_fpm/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "0.6.0"
+  changes:
+    - description: Add metric_type for pool and process data streams.
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/7527
 - version: "0.5.0"
   changes:
     - description: Rename ownership from obs-service-integrations to obs-infraobs-integrations

packages/php_fpm/data_stream/pool/fields/fields.yml

@@ -49,6 +49,7 @@
             - name: children_reached.max
               type: long
               description: Has the maximum number of processes ever been reached? If so the displayed value is 1 otherwise the value is 0.
+              metric_type: gauge
             - name: count
               type: long
               description: The current total number of processes.

packages/php_fpm/data_stream/process/fields/fields.yml

@@ -31,6 +31,7 @@
                   type: long
                   description: The maximum amount of memory consumed by the last request. This will be 0 if the process is not Idle because the calculation is done when the request processing is complete.
                   metric_type: gauge
+                  unit: byte
         - name: script
           type: keyword
           description: The full path of the script executed by the last request. This will be '-' if not applicable (eg. status page requests).
@@ -42,6 +43,7 @@
         - name: start_time
           type: long
           description: The date/time at which the process started.
+          metric_type: counter
         - name: state
           type: keyword
           description: The state of the process.

packages/php_fpm/docs/README.md

@@ -145,7 +145,7 @@ An example event for `pool` looks as following:
 | php_fpm.pool.process_manager.type | The process manager type - static, dynamic or ondemand. | keyword |  |  |
 | php_fpm.pool.processes.active.count | The number of processes that are currently processing requests. | long |  | gauge |
 | php_fpm.pool.processes.active.max | The maximum number of concurrently active processes. | long |  | gauge |
-| php_fpm.pool.processes.children_reached.max | Has the maximum number of processes ever been reached? If so the displayed value is 1 otherwise the value is 0. | long |  |  |
+| php_fpm.pool.processes.children_reached.max | Has the maximum number of processes ever been reached? If so the displayed value is 1 otherwise the value is 0. | long |  | gauge |
 | php_fpm.pool.processes.count | The current total number of processes. | long |  | gauge |
 | php_fpm.pool.processes.idle | The number of processes that are currently idle (waiting for requests). | long |  | gauge |
 | php_fpm.pool.slow_requests | The total number of requests that have hit the configured request_slowlog_timeout. | long |  | counter |
@@ -270,10 +270,10 @@ An example event for `process` looks as following:
 | php_fpm.process.request.count | The total number of requests served. | long |  | counter |
 | php_fpm.process.request.duration | The duration in microseconds of the requests. | long | micros | gauge |
 | php_fpm.process.request.last.cpu.pct | The %cpu of the last request. This will be 0 if the process is not Idle because the calculation is done when the request processing is complete. | long | percent | gauge |
-| php_fpm.process.request.last.memory | The maximum amount of memory consumed by the last request. This will be 0 if the process is not Idle because the calculation is done when the request processing is complete. | long |  | gauge |
+| php_fpm.process.request.last.memory | The maximum amount of memory consumed by the last request. This will be 0 if the process is not Idle because the calculation is done when the request processing is complete. | long | byte | gauge |
 | php_fpm.process.script | The full path of the script executed by the last request. This will be '-' if not applicable (eg. status page requests). | keyword |  |  |
 | php_fpm.process.start_since | The number of seconds since the process started. | long | s | counter |
-| php_fpm.process.start_time | The date/time at which the process started. | long |  |  |
+| php_fpm.process.start_time | The date/time at which the process started. | long |  | counter |
 | php_fpm.process.state | The state of the process. | keyword |  |  |
 | process.pid | Process id. | long |  |  |
 | tags | List of keywords used to tag each event. | keyword |  |  |

packages/php_fpm/manifest.yml

@@ -1,7 +1,7 @@
 format_version: 2.0.0
 name: php_fpm
 title: PHP-FPM
-version: "0.5.0"
+version: "0.6.0"
 description: This Elastic integration collects metrics from PHP-FPM.
 type: integration
 categories: