On the Plugin details page, click the Monitoring tab.
On the Monitoring page, the metrics charts show information that can
help you monitor plugin performance.
To view the metrics for plugin lifecycle operations, select values from the
Operation filter list. By default, the values HTTP request header
and HTTP response header are selected.
To view the metrics for a specific plugin version, select a value from the
Plugin version filter list. By default, metrics are displayed for
all versions.
To change the period for which you want to view the data, either select a
predefined period from the time selector or click Custom and define a
start and end time. By default, the selector is set to 1 day.
Plugin metrics for Service Extensions
You can monitor the following metrics for plugins from the
Service Extensions perspective. These metrics have the prefix
networkactions.googleapis.com/wasm_plugin/. The prefix is omitted from the entries in the table.
Metric type
Display name
Kind, Type, Unit
Description
invocation_count
Wasm plugin invocation count
DELTA, INT64, 1 The number of invocations of the plugin over the selected time
span. Each plugin callback
invocation counts as a separate plugin invocation.
invocation_latencies
Wasm plugin invocation latency
DELTA, DISTRIBUTION, us The local execution time, in milliseconds, of the plugin. The
metric includes label-delineated entries for each
callback.
cpu/usage_times
Wasm plugin normalized CPU usage
DELTA, DISTRIBUTION, us{CPU} The CPU usage time of plugin invocations, in microseconds.
memory/bytes_used
Wasm plugin memory usage
GAUGE, DISTRIBUTION, By Total memory allocated by Wasm plugin VMs, in bytes.
Plugin metrics for Media CDN
You can monitor the following metrics for plugins from the
Media CDN perspective. The metric type
strings follow this prefix:
edgecache.googleapis.com/edge_cache_route_rule/network_actions/.
The prefix is omitted from the entries in the table.
Metric type
Display name
Kind, Type, Unit
Description
wasm_action_invocation_count
Service Extensions invocation count
DELTA, INT64, 1 The number of Service Extensions invocations
handled by Media CDN over the selected time span.
wasm_action_invocation_latencies
Service Extensions invocation latency
DELTA, DISTRIBUTION, us The total time, in milliseconds, that Media CDN
takes to dispatch and execute the plugin. The metric includes
label-delineated entries for Service Extensions
callbacks.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-25 UTC."],[],[],null,["# Monitor Media CDN plugins\n\n| **Preview**\n|\n|\n| This product or feature is subject to the \"Pre-GA Offerings Terms\" in the General Service Terms section\n| of the [Service Specific Terms](/terms/service-terms#1).\n|\n| Pre-GA products and features are available \"as is\" and might have limited support.\n|\n| For more information, see the\n| [launch stage descriptions](/products#product-launch-stages).\n\nThis page describes how you can use [Cloud Monitoring dashboards](/monitoring/charts/dashboards#view-dashboard)\nto view Service Extensions metrics for Media CDN plugins.\n\nFor detailed information about Service Extensions metric types,\nsee the [Google Cloud metrics](/monitoring/api/metrics_gcp_i_o#gcp-loadbalancing)\npage.\n\nView the Monitoring dashboard for Service Extensions\n----------------------------------------------------\n\n\nTo view the Monitoring dashboard for Service Extensions, do the following:\n\n1. In the Google Cloud console, go to the **Service Extensions** page.\n\n [Go to Service Extensions](https://console.cloud.google.com/net-services/service-extensions)\n2. Click the **Plugins** tab.\n3. Click a plugin name.\n4. On the **Plugin details** page, click the **Monitoring** tab.\n5. On the **Monitoring** page, the metrics charts show information that can help you monitor plugin performance.\n6. To view the metrics for plugin lifecycle operations, select values from the **Operation filter** list. By default, the values `HTTP request header` and `HTTP response header` are selected.\n7. To view the metrics for a specific plugin version, select a value from the **Plugin version filter** list. By default, metrics are displayed for all versions.\n8. To change the period for which you want to view the data, either select a predefined period from the time selector or click **Custom** and define a start and end time. By default, the selector is set to `1 day`.\n\n\u003cbr /\u003e\n\nPlugin metrics for Service Extensions\n-------------------------------------\n\n\nYou can monitor the following metrics for plugins from the\nService Extensions perspective. These metrics have the prefix\n`networkactions.googleapis.com/wasm_plugin/`. The prefix is omitted from the entries in the table.\n\n\u003cbr /\u003e\n\nPlugin metrics for Media CDN\n----------------------------\n\nYou can monitor the following metrics for plugins from the\nMedia CDN perspective. The metric type\nstrings follow this prefix:\n`edgecache.googleapis.com/edge_cache_route_rule/network_actions/`.\nThe prefix is omitted from the entries in the table.\n\nWhat's next\n-----------\n\n- [View log messages](/service-extensions/docs/view-media-cdn-plugin-log-messages)"]]