Details
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Bug
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Status: Resolved
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Major
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Resolution: Fixed
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None
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None
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Reviewed
Description
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;
Attachments
Attachments
Issue Links
- is related to
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HDFS-7129 Metrics to track usage of memory for writes
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- Closed
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