Github user zentol commented on a diff in the pull request: https://github.com/apache/flink/pull/4869#discussion_r146798931 --- Diff: docs/monitoring/metrics.md --- @@ -543,62 +546,75 @@ Thus, in order to infer the metric identifier: <table class="table table-bordered"> <thead> <tr> - <th class="text-left" style="width: 20%">Scope</th> - <th class="text-left" style="width: 25%">Infix</th> - <th class="text-left" style="width: 23%">Metrics</th> - <th class="text-left" style="width: 32%">Description</th> + <th class="text-left" style="width: 18%">Scope</th> + <th class="text-left" style="width: 22%">Infix</th> + <th class="text-left" style="width: 20%">Metrics</th> + <th class="text-left" style="width: 32%">Description</th> + <th class="text-left" style="width: 8%">Type</th> </tr> </thead> <tbody> <tr> <th rowspan="12"><strong>Job-/TaskManager</strong></th> <td rowspan="12">Status.JVM.Memory</td> <td>Heap.Used</td> - <td>The amount of heap memory currently used.</td> + <td>The amount of heap memory currently used (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>Heap.Committed</td> - <td>The amount of heap memory guaranteed to be available to the JVM.</td> + <td>The amount of heap memory guaranteed to be available to the JVM (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>Heap.Max</td> - <td>The maximum amount of heap memory that can be used for memory management.</td> + <td>The maximum amount of heap memory that can be used for memory management (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>NonHeap.Used</td> - <td>The amount of non-heap memory currently used.</td> + <td>The amount of non-heap memory currently used (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>NonHeap.Committed</td> - <td>The amount of non-heap memory guaranteed to be available to the JVM.</td> + <td>The amount of non-heap memory guaranteed to be available to the JVM (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>NonHeap.Max</td> - <td>The maximum amount of non-heap memory that can be used for memory management.</td> + <td>The maximum amount of non-heap memory that can be used for memory management (in bytes).</td> + <td>Gauge</td> </tr> <tr> <td>Direct.Count</td> - <td>The number of buffers in the direct buffer pool.</td> + <td>The number of buffers in the direct buffer pool (in bytes).</td> --- End diff -- the unit is not bytes, but just a simple count.
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