zentol commented on a change in pull request #8485: [FLINK-12555] Introduce an encapsulated metric group layout for shuffle API URL: https://github.com/apache/flink/pull/8485#discussion_r291106559
########## File path: docs/monitoring/metrics.md ########## @@ -1071,6 +1072,123 @@ Thus, in order to infer the metric identifier: </tbody> </table> +### Default shuffle service + +Metrics related to data exchange between task executors using netty network communication. + +<table class="table table-bordered"> + <thead> + <tr> + <th class="text-left" style="width: 18%">Scope</th> + <th class="text-left" style="width: 22%">Infix</th> + <th class="text-left" style="width: 22%">Metrics</th> + <th class="text-left" style="width: 30%">Description</th> + <th class="text-left" style="width: 8%">Type</th> + </tr> + </thead> + <tbody> + <tr> + <th rowspan="2"><strong>TaskManager</strong></th> + <td rowspan="2">Status.Shuffle.Netty</td> + <td>AvailableMemorySegments</td> + <td>The number of unused memory segments.</td> + <td>Gauge</td> + </tr> + <tr> + <td>TotalMemorySegments</td> + <td>The number of allocated memory segments.</td> + <td>Gauge</td> + </tr> + <tr> + <th rowspan="8">Task</th> + <td rowspan="2">Shuffle.Netty.Input.Buffers</td> + <td>inputQueueLength</td> + <td>The number of queued input buffers.</td> + <td>Gauge</td> + </tr> + <tr> + <td>inPoolUsage</td> + <td>An estimate of the input buffers usage.</td> + <td>Gauge</td> + </tr> + <tr> + <td rowspan="2">Shuffle.Netty.Output.buffers</td> Review comment: buffers is lower-case here, but upper-case above for input ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
