Scheduler counters

Use this page as a reference for properties of Scheduler counters.

Counters for this category contain information for the Scheduler service.

Counter definitions

Name	Key	Description	Granularity	Type	Level	Overhead
TaskFailureCount	schedulerModule.failedTasks.name	The number of tasks that failed to run	Per Scheduler	CountStatistic	All	High
TaskFinishCount	schedulerModule.executedTasks.name	The number of tasks ran successfully	Per Scheduler	CountStatistic	All	High
PollCount	schedulerModule.totalPolls.name	The number of poll cycles completed for all daemon threads	Per Scheduler	CountStatistic	All	High
TaskFinishRate	schedulerModule.tasksPerSec.name	The number of tasks run per second	Per Scheduler	RangeStatistic	All	High
TaskCollisionRate	schedulerModule.collisionsPerSec.name	The number of collisions encountered per second between competing poll daemons	Per Scheduler	RangeStatistic	All	High
PollQueryDuration	schedulerModule.queryTime.name	The start time in milliseconds for each poll daemon thread's database poll query	Per Scheduler	RangeStatistic	All	High
RunDuration	schedulerModule.execTime.name	The time in milliseconds taken to run a task.	Per Scheduler	RangeStatistic	All	High
TaskExpirationRate	schedulerModule.taskLoadPerPoll.name	The number of tasks in a poll query	Per Scheduler	RangeStatistic	All	High
TaskDelayDuration	schedulerModule.execLatency.name	The period of time in seconds that the task is delayed	Per Scheduler	RangeStatistic	All	High
PollDuration	schedulerModule.pollTime.name	The number of seconds between poll cycles	Per Scheduler	RangeStatistic	All	High
TaskRunRate	schedulerModule.taskExecPerPoll.name	The number of tasks run by each poll daemon thread. (Multiply this by the number of poll daemon threads to get the tasks run per effective poll cycle.)	Per Scheduler	RangeStatistic	All	High

 

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