MetricsRegionServerWrapper (Hortonworks Data Platform Apache HBase Java API Reference)

All Known Implementing Classes:

MetricsRegionServerWrapperStub
```
public interface MetricsRegionServerWrapper
```
This is the interface that will expose RegionServer information to hadoop1/hadoop2 implementations of the MetricsRegionServerSource.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`forceRecompute()` Force a re-computation of the metrics.
`long`	`getBlockCacheCount()` Get the number of items in the block cache.
`long`	`getBlockCacheEvictedCount()` Get the number of items evicted from the block cache.
`long`	`getBlockCacheFreeSize()` Get the size (in bytes) of the block cache that is free.
`int`	`getBlockCacheHitCachingPercent()` Get the percent of requests with the block cache turned on that hit the block cache.
`long`	`getBlockCacheHitCount()` Get the count of hits to the block cache
`double`	`getBlockCacheHitPercent()` Get the percent of all requests that hit the block cache.
`long`	`getBlockCacheMissCount()` Get the count of misses to the block cache.
`long`	`getBlockCachePrimaryEvictedCount()` Get the number of items evicted from primary replica in the block cache.
`long`	`getBlockCachePrimaryHitCount()` Get the count of hits to primary replica in the block cache
`long`	`getBlockCachePrimaryMissCount()` Get the count of misses to primary replica in the block cache.
`long`	`getBlockCacheSize()` Get the total size (in bytes) of the block cache.
`long`	`getBlockedRequestsCount()`
`long`	`getCheckAndMutateChecksFailed()` Get the number of CAS operations that failed.
`long`	`getCheckAndMutateChecksPassed()` Get the number of CAS operations that passed.
`String`	`getClusterId()` Get the Cluster ID
`long`	`getCompactedCellsCount()` Get the number of cells processed during minor compactions.
`long`	`getCompactedCellsSize()` Get the total amount of data processed during minor compactions, in bytes.
`int`	`getCompactionQueueSize()` Get the size of the compaction queue
`String`	`getCoprocessors()` Get the co-processors
`long`	`getDataInMemoryWithoutWAL()` Ammount of data in the memstore but not in the WAL because mutations explicitly had their WAL turned off.
`long`	`getFlushedCellsCount()` Get the number of cells flushed to disk.
`long`	`getFlushedCellsSize()` Get the total amount of data flushed to disk, in bytes.
`int`	`getFlushQueueSize()` Get the size of the flush queue.
`int`	`getLargeCompactionQueueSize()`
`long`	`getMajorCompactedCellsCount()` Get the number of cells processed during major compactions.
`long`	`getMajorCompactedCellsSize()` Get the total amount of data processed during major compactions, in bytes.
`long`	`getMemstoreSize()` Get the size of the memstore on this region server.
`long`	`getNumMutationsWithoutWAL()` Number of mutations received with WAL explicitly turned off.
`long`	`getNumOnlineRegions()` The number of online regions
`long`	`getNumStoreFiles()` Get the number of store files hosted on this region server.
`long`	`getNumStores()` Get the number of stores hosted on this region server.
`long`	`getNumWALFiles()` Get the number of WAL files of this region server.
`int`	`getPercentFileLocal()` Get the percent of HFiles' that are local.
`int`	`getPercentFileLocalSecondaryRegions()` Get the percent of HFiles' that are local for secondary region replicas.
`long`	`getReadRequestsCount()` Get the number of read requests to regions hosted on this region server.
`double`	`getRequestsPerSecond()` Get the number of requests per second.
`String`	`getServerName()` Get ServerName
`int`	`getSmallCompactionQueueSize()`
`int`	`getSplitQueueSize()` Get the size of the split queue
`long`	`getStartCode()` Get HRegionServer start time
`long`	`getStoreFileIndexSize()` Get the Size (in bytes) of indexes in storefiles on disk.
`long`	`getStoreFileSize()` Get the total size of the store files this region server is serving from.
`long`	`getTotalRequestCount()` Get the total number of requests per second.
`long`	`getTotalStaticBloomSize()` Get the size (in bytes) of the static bloom filters.
`long`	`getTotalStaticIndexSize()` Get the size (in bytes) of of the static indexes including the roots.
`long`	`getUpdatesBlockedTime()` Get the amount of time that updates were blocked.
`long`	`getWALFileSize()` Get the size of WAL files of this region server.
`long`	`getWriteRequestsCount()` Get the number of write requests to regions hosted on this region server.
`String`	`getZookeeperQuorum()` Get the Zookeeper Quorum Info

- Method Detail
  - getServerName
```
String getServerName()
```
    Get ServerName
  - getClusterId
```
String getClusterId()
```
    Get the Cluster ID
    
    Returns:
    
    Cluster ID
  - getZookeeperQuorum
```
String getZookeeperQuorum()
```
    Get the Zookeeper Quorum Info
    
    Returns:
    
    Zookeeper Quorum Info
  - getCoprocessors
```
String getCoprocessors()
```
    Get the co-processors
    
    Returns:
    
    Co-processors
  - getStartCode
```
long getStartCode()
```
    Get HRegionServer start time
    
    Returns:
    
    Start time of RegionServer in milliseconds
  - getNumOnlineRegions
```
long getNumOnlineRegions()
```
    The number of online regions
  - getNumStores
```
long getNumStores()
```
    Get the number of stores hosted on this region server.
  - getNumWALFiles
```
long getNumWALFiles()
```
    Get the number of WAL files of this region server.
  - getWALFileSize
```
long getWALFileSize()
```
    Get the size of WAL files of this region server.
  - getNumStoreFiles
```
long getNumStoreFiles()
```
    Get the number of store files hosted on this region server.
  - getMemstoreSize
```
long getMemstoreSize()
```
    Get the size of the memstore on this region server.
  - getStoreFileSize
```
long getStoreFileSize()
```
    Get the total size of the store files this region server is serving from.
  - getRequestsPerSecond
```
double getRequestsPerSecond()
```
    Get the number of requests per second.
  - getTotalRequestCount
```
long getTotalRequestCount()
```
    Get the total number of requests per second.
  - getReadRequestsCount
```
long getReadRequestsCount()
```
    Get the number of read requests to regions hosted on this region server.
  - getWriteRequestsCount
```
long getWriteRequestsCount()
```
    Get the number of write requests to regions hosted on this region server.
  - getCheckAndMutateChecksFailed
```
long getCheckAndMutateChecksFailed()
```
    Get the number of CAS operations that failed.
  - getCheckAndMutateChecksPassed
```
long getCheckAndMutateChecksPassed()
```
    Get the number of CAS operations that passed.
  - getStoreFileIndexSize
```
long getStoreFileIndexSize()
```
    Get the Size (in bytes) of indexes in storefiles on disk.
  - getTotalStaticIndexSize
```
long getTotalStaticIndexSize()
```
    Get the size (in bytes) of of the static indexes including the roots.
  - getTotalStaticBloomSize
```
long getTotalStaticBloomSize()
```
    Get the size (in bytes) of the static bloom filters.
  - getNumMutationsWithoutWAL
```
long getNumMutationsWithoutWAL()
```
    Number of mutations received with WAL explicitly turned off.
  - getDataInMemoryWithoutWAL
```
long getDataInMemoryWithoutWAL()
```
    Ammount of data in the memstore but not in the WAL because mutations explicitly had their WAL turned off.
  - getPercentFileLocal
```
int getPercentFileLocal()
```
    Get the percent of HFiles' that are local.
  - getPercentFileLocalSecondaryRegions
```
int getPercentFileLocalSecondaryRegions()
```
    Get the percent of HFiles' that are local for secondary region replicas.
  - getSplitQueueSize
```
int getSplitQueueSize()
```
    Get the size of the split queue
  - getCompactionQueueSize
```
int getCompactionQueueSize()
```
    Get the size of the compaction queue
  - getSmallCompactionQueueSize
```
int getSmallCompactionQueueSize()
```
  - getLargeCompactionQueueSize
```
int getLargeCompactionQueueSize()
```
  - getFlushQueueSize
```
int getFlushQueueSize()
```
    Get the size of the flush queue.
  - getBlockCacheFreeSize
```
long getBlockCacheFreeSize()
```
    Get the size (in bytes) of the block cache that is free.
  - getBlockCacheCount
```
long getBlockCacheCount()
```
    Get the number of items in the block cache.
  - getBlockCacheSize
```
long getBlockCacheSize()
```
    Get the total size (in bytes) of the block cache.
  - getBlockCacheHitCount
```
long getBlockCacheHitCount()
```
    Get the count of hits to the block cache
  - getBlockCachePrimaryHitCount
```
long getBlockCachePrimaryHitCount()
```
    Get the count of hits to primary replica in the block cache
  - getBlockCacheMissCount
```
long getBlockCacheMissCount()
```
    Get the count of misses to the block cache.
  - getBlockCachePrimaryMissCount
```
long getBlockCachePrimaryMissCount()
```
    Get the count of misses to primary replica in the block cache.
  - getBlockCacheEvictedCount
```
long getBlockCacheEvictedCount()
```
    Get the number of items evicted from the block cache.
  - getBlockCachePrimaryEvictedCount
```
long getBlockCachePrimaryEvictedCount()
```
    Get the number of items evicted from primary replica in the block cache.
  - getBlockCacheHitPercent
```
double getBlockCacheHitPercent()
```
    Get the percent of all requests that hit the block cache.
  - getBlockCacheHitCachingPercent
```
int getBlockCacheHitCachingPercent()
```
    Get the percent of requests with the block cache turned on that hit the block cache.
  - forceRecompute
```
void forceRecompute()
```
    Force a re-computation of the metrics.
  - getUpdatesBlockedTime
```
long getUpdatesBlockedTime()
```
    Get the amount of time that updates were blocked.
  - getFlushedCellsCount
```
long getFlushedCellsCount()
```
    Get the number of cells flushed to disk.
  - getCompactedCellsCount
```
long getCompactedCellsCount()
```
    Get the number of cells processed during minor compactions.
  - getMajorCompactedCellsCount
```
long getMajorCompactedCellsCount()
```
    Get the number of cells processed during major compactions.
  - getFlushedCellsSize
```
long getFlushedCellsSize()
```
    Get the total amount of data flushed to disk, in bytes.
  - getCompactedCellsSize
```
long getCompactedCellsSize()
```
    Get the total amount of data processed during minor compactions, in bytes.
  - getMajorCompactedCellsSize
```
long getMajorCompactedCellsSize()
```
    Get the total amount of data processed during major compactions, in bytes.
  - getBlockedRequestsCount
```
long getBlockedRequestsCount()
```
    Returns:
    
    Count of requests blocked because the memstore size is larger than blockingMemStoreSize

Interface MetricsRegionServerWrapper

Method Summary

Method Detail

getServerName

getClusterId

getZookeeperQuorum

getCoprocessors

getStartCode

getNumOnlineRegions

getNumStores

getNumWALFiles

getWALFileSize

getNumStoreFiles

getMemstoreSize

getStoreFileSize

getRequestsPerSecond

getTotalRequestCount

getReadRequestsCount

getWriteRequestsCount

getCheckAndMutateChecksFailed

getCheckAndMutateChecksPassed

getStoreFileIndexSize

getTotalStaticIndexSize

getTotalStaticBloomSize

getNumMutationsWithoutWAL

getDataInMemoryWithoutWAL

getPercentFileLocal

getPercentFileLocalSecondaryRegions

getSplitQueueSize

getCompactionQueueSize

getSmallCompactionQueueSize

getLargeCompactionQueueSize

getFlushQueueSize

getBlockCacheFreeSize

getBlockCacheCount

getBlockCacheSize

getBlockCacheHitCount

getBlockCachePrimaryHitCount

getBlockCacheMissCount

getBlockCachePrimaryMissCount

getBlockCacheEvictedCount

getBlockCachePrimaryEvictedCount

getBlockCacheHitPercent

getBlockCacheHitCachingPercent

forceRecompute

getUpdatesBlockedTime

getFlushedCellsCount

getCompactedCellsCount

getMajorCompactedCellsCount

getFlushedCellsSize

getCompactedCellsSize

getMajorCompactedCellsSize

getBlockedRequestsCount