[GitHub] sven-lange-last commented on a change in pull request #4263: Add description for new metrics added

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sven-lange-last commented on a change in pull request #4263: Add description for new metrics added
URL: https://github.com/apache/incubator-openwhisk/pull/4263#discussion_r255466802
 
 

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 File path: docs/metrics.md
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 @@ -130,7 +130,11 @@ Following metrics record stats around activation handling within Controller
 Aggregate metrics for inflight activations.
 
 * `openwhisk.histogram.loadbalancer<controllerId>_activationsInflight_count` (histogram) - Records the number of activations being worked upon for a given controller. As a histogram it would give a distribution of inflight activation count within a flush interval.
-* `openwhisk.histogram.loadbalancer<controllerId>_memoryInflight_count` (histogram) - Records the amount of RAM memory in use for in flight activations. This is not actual runtime memory but the memory specified per action limits.
+* `openwhisk.histogram.loadbalancer<controllerId>_memory<actionType>Inflight_count` (histogram) - Records the amount of RAM memory in use for in flight activations. This is not actual runtime memory but the memory specified per action limits. actionType defines whether it is a managed or a blackbox action
+
+Metrics below are for current memory capacity
+
+* `openwhisk.histogram.loadbalance_totalCapacity<invokerType>_count` (histogram) - Current memory capacity for all usable managed and blackbox invokers, total user memory in shard managed by controller. invokerType defines whether it is a managed or a blackbox invoker.
 
 Review comment:
   Typo in metric name: `loadbalance`.

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