Details
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Bug
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Status: Patch Available
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Major
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Resolution: Unresolved
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1.1.2
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None
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Incompatible change
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UgiInstrumentation class is loaded when first or security mode changed
Description
Every-time a LocalJobRunner is launched it creates JobTrackerInstrumentation and QueueMetrics.
While creating this MetricsSystem ; it registers and adds a Callback to ArrayList which keeps on growing as the DefaultMetricsSystem is Singleton.