Retry
constructor(key: MetricKey<RetryStatsMetric> = KEY, totalRetriesPerformed: Int = 0, leavesWithRetries: Int = 0, leavesWithRetriesRatioOfFinished: Ratio = Ratio.ZERO, leavesResolvedAfterRetries: Int = 0, leavesResolvedAfterRetriesRatioOfLeavesWithRetries: Ratio = Ratio.ZERO, avgRetriesPerLeafWithRetries: Double? = null, completedLeavesByRetryCount: Map<Int, Int> = emptyMap(), leavesUnresolvedAfterRetries: Int = 0)