Mainak Ghosh 8168e14e92 Adding task slot count metrics to Druid Overlord (#10379) ... * Adding more worker metrics to Druid Overlord * Changing the nomenclature from worker to peon as that represents the metrics that we want to monitor better * Few more instance of worker usage replaced with peon * Modifying the peon idle count logic to only use eligible workers available capacity * Changing the naming to task slot count instead of peon * Adding some unit test coverage for the new test runner apis * Addressing Review Comments * Modifying the TaskSlotCountStatsProvider apis so that overlords which are not leader do not emit these metrics * Fixing the spelling issue in the docs * Setting the annotation Nullable on the TaskSlotCountStatsProvider methods		2020-09-28 23:50:38 -07:00
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main/java/org/apache/druid	Adding task slot count metrics to Druid Overlord (#10379)	2020-09-28 23:50:38 -07:00
test	Adding task slot count metrics to Druid Overlord (#10379)	2020-09-28 23:50:38 -07:00