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Type:
Bug
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Status: Resolved
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: 2.9.0, 2.7.4, 3.0.0-alpha4, 2.8.2
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Component/s: documentation
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Labels:None
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Target Version/s:
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Hadoop Flags:Reviewed
HDFS-7129 introduced followings metrics which are not documented.
// RamDisk metrics on read/write @Metric MutableCounterLong ramDiskBlocksWrite; @Metric MutableCounterLong ramDiskBlocksWriteFallback; @Metric MutableCounterLong ramDiskBytesWrite; @Metric MutableCounterLong ramDiskBlocksReadHits; // RamDisk metrics on eviction @Metric MutableCounterLong ramDiskBlocksEvicted; @Metric MutableCounterLong ramDiskBlocksEvictedWithoutRead; @Metric MutableRate ramDiskBlocksEvictionWindowMs; final MutableQuantiles[] ramDiskBlocksEvictionWindowMsQuantiles; // RamDisk metrics on lazy persist @Metric MutableCounterLong ramDiskBlocksLazyPersisted; @Metric MutableCounterLong ramDiskBlocksDeletedBeforeLazyPersisted; @Metric MutableCounterLong ramDiskBytesLazyPersisted; @Metric MutableRate ramDiskBlocksLazyPersistWindowMs; final MutableQuantiles[] ramDiskBlocksLazyPersistWindowMsQuantiles;