Package org.apache.hadoop.hbase.regionserver

Class MetricsRegionServerWrapperImpl

java.lang.Object

org.apache.hadoop.hbase.regionserver.MetricsRegionServerWrapperImpl

All Implemented Interfaces:

MetricsRegionServerWrapper

@Private
class MetricsRegionServerWrapperImpl
extends Object
implements MetricsRegionServerWrapper

Impl for exposing HRegionServer Information through Hadoop's metrics 2 system.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final class	MetricsRegionServerWrapperImpl.RegionMetricAggregate
class	MetricsRegionServerWrapperImpl.RegionServerMetricsWrapperRunnable	This is the runnable that will be executed on the executor every PERIOD number of seconds It will take metrics/numbers from all of the regions and use them to compute point in time metrics.

Field Summary

Fields

Modifier and Type	Field	Description
private MetricsRegionServerWrapperImpl.RegionMetricAggregate	aggregate
private final ByteBuffAllocator	allocator
private BlockCache	blockCache
private CacheStats	cacheStats
private org.apache.hadoop.hdfs.DFSHedgedReadMetrics	dfsHedgedReadMetrics	Can be null if not on hdfs.
private final ExcludeDatanodeManager	excludeDatanodeManager
private ScheduledExecutorService	executor
private BlockCache	l1Cache
private CacheStats	l1Stats
private BlockCache	l2Cache
private CacheStats	l2Stats
private static final org.slf4j.Logger	LOG
private final MetricsWALSource	metricsWALSource
private MobFileCache	mobFileCache
private long	mobFileCacheAccessCount
private long	mobFileCacheCount
private long	mobFileCacheEvictedCount
private double	mobFileCacheHitRatio
private long	mobFileCacheMissCount
private long	numWALFiles
private long	period
private final HRegionServer	regionServer
protected final Map<String,ArrayList<Long>>	requestsCountCache
private Runnable	runnable
private long	walFileSize

Constructor Summary

Constructors

Constructor	Description
MetricsRegionServerWrapperImpl(HRegionServer regionServer)

Method Summary

Modifier and Type	Method	Description
void	forceRecompute()	Force a re-computation of the metrics.
int	getActiveScanners()
long	getAverageRegionSize()	Get the average region size to this region server.
long	getAvgStoreFileAge()	Returns Average age of store files hosted on this region server
long	getBlockCacheCount()	Get the number of items in the block cache.
long	getBlockCacheDataBlockCount()	Get the number of DATA blocks in the block cache.
long	getBlockCacheEvictedCount()	Get the number of items evicted from the block cache.
long	getBlockCacheFailedInsertions()	Number of cache insertions that failed.
long	getBlockCacheFreeSize()	Get the size (in bytes) of the block cache that is free.
long	getBlockCacheHitCachingCount()	Get the count of hits to the block cache, for cacheable requests only.
double	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	getBlockCacheMissCachingCount()	Get the count of misses to the block cache, for cacheable requests only.
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()	Returns Count of requests blocked because the memstore size is larger than blockingMemStoreSize
long	getBloomChunkHitCount()
long	getBloomChunkMissCount()
long	getBloomFilterEligibleRequestsCount()	Count of requests which could have used bloom filters, but they weren't configured or loaded.
long	getBloomFilterNegativeResultsCount()	Count of bloom filter requests which return a negative result.
long	getBloomFilterRequestsCount()	Count of bloom filter requests.
long	getByteBuffAllocatorHeapAllocationBytes()
double	getByteBuffAllocatorHeapAllocRatio()
long	getByteBuffAllocatorPoolAllocationBytes()
long	getByteBuffAllocatorTotalBufferCount()
long	getByteBuffAllocatorUsedBufferCount()
long	getCellsCountCompactedFromMob()	Gets the number of cells moved from mob during compaction.
long	getCellsCountCompactedToMob()	Gets the number of cells moved to mob during compaction.
long	getCellsSizeCompactedFromMob()	Gets the total amount of cells moved from mob during compaction, in bytes.
long	getCellsSizeCompactedToMob()	Gets the total amount of cells moved to mob during compaction, in bytes.
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	getDataHitCount()
long	getDataInMemoryWithoutWAL()	Ammount of data in the memstore but not in the WAL because mutations explicitly had their WAL turned off.
long	getDataMissCount()
long	getDeleteFamilyBloomHitCount()
long	getDeleteFamilyBloomMissCount()
long	getFileInfoHitCount()
long	getFileInfoMissCount()
long	getFilteredReadRequestsCount()	Get the number of filtered read requests to regions hosted on this region server.
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.
long	getGeneralBloomMetaHitCount()
long	getGeneralBloomMetaMissCount()
long	getHedgedReadOps()	Returns Count of hedged read operations
long	getHedgedReadOpsInCurThread()	Returns Count of times a hedged read executes in current thread
long	getHedgedReadWins()	Returns Count of times a hedged read beat out the primary read.
long	getIntermediateIndexHitCount()
long	getIntermediateIndexMissCount()
long	getL1CacheCount()	Number of blocks in L1 cache
long	getL1CacheEvictedCount()	Number of blocks evicted from L1 cache
long	getL1CacheFreeSize()	Free cache size (bytes) of L1 cache
long	getL1CacheHitCount()	Hit count of L1 cache.
double	getL1CacheHitRatio()	Hit ratio of L1 cache.
long	getL1CacheMissCount()	Miss count of L1 cache.
double	getL1CacheMissRatio()	Miss ratio of L1 cache.
long	getL1CacheSize()	Cache size (bytes) of L1 cache
long	getL2CacheCount()	Number of blocks in L2 cache
long	getL2CacheEvictedCount()	Number of blocks evicted from L2 cache
long	getL2CacheFreeSize()	Free cache size (bytes) of L2 cache
long	getL2CacheHitCount()	Hit count of L2 cache.
double	getL2CacheHitRatio()	Hit ratio of L2 cache.
long	getL2CacheMissCount()	Miss count of L2 cache.
double	getL2CacheMissRatio()	Miss ratio of L2 cache.
long	getL2CacheSize()	Cache size (bytes) of L2 cache
int	getLargeCompactionQueueSize()
long	getLeafIndexHitCount()
long	getLeafIndexMissCount()
long	getLocalBytesRead()	Returns Number of bytes read from the local HDFS DataNode.
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	getMaxStoreFileAge()	Returns Max age of store files hosted on this region server
long	getMaxStoreFiles()	Get the max number of store files across all regions of this region server.
long	getMemStoreLimit()	Get the limit size of the off heap memstore (if enabled), otherwise get the limit size of the on heap memstore.
long	getMemStoreSize()	Get the size of the memstore on this region server.
long	getMetaHitCount()
long	getMetaMissCount()
long	getMinStoreFileAge()	Returns Min age of store files hosted on this region server
long	getMobFileCacheAccessCount()	Gets the count of accesses to the mob file cache.
long	getMobFileCacheCount()	Gets the count of cached mob files.
long	getMobFileCacheEvictedCount()	Gets the number of items evicted from the mob file cache.
double	getMobFileCacheHitPercent()	Gets the hit percent to the mob file cache.
long	getMobFileCacheMissCount()	Gets the count of misses to the mob file cache.
long	getMobFlushCount()	Gets the number of the flushes in mob-enabled stores.
long	getMobFlushedCellsCount()	Gets the number of mob cells flushed to disk.
long	getMobFlushedCellsSize()	Gets the total amount of mob cells flushed to disk, in bytes.
long	getMobScanCellsCount()	Gets the number of scanned mob cells.
long	getMobScanCellsSize()	Gets the total amount of scanned mob cells, in bytes.
long	getNumMutationsWithoutWAL()	Number of mutations received with WAL explicitly turned off.
long	getNumOnlineRegions()	The number of online regions
long	getNumReferenceFiles()	Returns Number of reference files on this region server
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.
long	getNumWALSlowAppend()	Get the number of WAL files with slow appends for this region server.
long	getOffHeapMemStoreLimit()	Get the limit size of the off heap memstore.
long	getOffHeapMemStoreSize()	Get the size of the off heap memstore on this region server.
long	getOnHeapMemStoreLimit()	Get the limit size of the on heap memstore.
long	getOnHeapMemStoreSize()	Get the size of the on heap memstore on this region server.
double	getPercentFileLocal()	Get the percent of HFiles' that are local.
double	getPercentFileLocalSecondaryRegions()	Get the percent of HFiles' that are local for secondary region replicas.
(package private) long	getPeriod()
long	getReadRequestsCount()	Get the number of read requests to regions hosted on this region server.
double	getReadRequestsRatePerSecond()	Get the rate of read requests per second to regions hosted on this region server.
double	getRequestsPerSecond()	Get the number of requests per second.
long	getRootIndexHitCount()
long	getRootIndexMissCount()
long	getRpcFullScanRequestsCount()	Get the number of full region rpc scan requests to this region server.
long	getRpcGetRequestsCount()	Get the number of rpc get requests to this region server.
long	getRpcMultiRequestsCount()	Get the number of rpc multi requests to this region server.
long	getRpcMutateRequestsCount()	Get the number of rpc mutate requests to this region server.
long	getRpcScanRequestsCount()	Get the number of rpc scan requests to this region server.
String	getServerName()	Get ServerName
long	getShortCircuitBytesRead()	Returns Number of bytes read locally through HDFS short circuit.
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	getTotalBytesRead()	Returns Number of total bytes read from HDFS.
long	getTotalRequestCount()	Get the total number of requests per second.
long	getTotalRowActionRequestCount()
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	getTrailerHitCount()
long	getTrailerMissCount()
long	getUpdatesBlockedTime()	Get the amount of time that updates were blocked.
List<String>	getWALExcludeDNs()	Get the excluded datanodes in the cache of this region server.
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.
double	getWriteRequestsRatePerSecond()	Get the rate of write requests per second to regions hosted on this region server.
long	getZeroCopyBytesRead()	Returns Number of bytes read locally through HDFS zero copy.
String	getZookeeperQuorum()	Get the ZooKeeper Quorum Info
private void	initBlockCache()
private void	initMobFileCache()	Initializes the mob file cache.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOG

private static final org.slf4j.Logger LOG

regionServer

private final HRegionServer regionServer

metricsWALSource

private final MetricsWALSource metricsWALSource

allocator

private final ByteBuffAllocator allocator

blockCache

private BlockCache blockCache

l1Cache

private BlockCache l1Cache

l2Cache

private BlockCache l2Cache

mobFileCache

private MobFileCache mobFileCache

cacheStats

private CacheStats cacheStats

l1Stats

private CacheStats l1Stats

l2Stats

private CacheStats l2Stats

numWALFiles

private volatile long numWALFiles

walFileSize

private volatile long walFileSize

mobFileCacheAccessCount

private volatile long mobFileCacheAccessCount

mobFileCacheMissCount

private volatile long mobFileCacheMissCount

mobFileCacheHitRatio

private volatile double mobFileCacheHitRatio

mobFileCacheEvictedCount

private volatile long mobFileCacheEvictedCount

mobFileCacheCount

private volatile long mobFileCacheCount

aggregate

private volatile MetricsRegionServerWrapperImpl.RegionMetricAggregate aggregate

requestsCountCache

protected final Map<String,ArrayList<Long>> requestsCountCache

executor

private ScheduledExecutorService executor

runnable

private Runnable runnable

period

private long period

dfsHedgedReadMetrics

private org.apache.hadoop.hdfs.DFSHedgedReadMetrics dfsHedgedReadMetrics

Can be null if not on hdfs.

excludeDatanodeManager

private final ExcludeDatanodeManager excludeDatanodeManager

Constructor Details

MetricsRegionServerWrapperImpl

public MetricsRegionServerWrapperImpl(HRegionServer regionServer)

Method Details

initBlockCache

private void initBlockCache()

initMobFileCache

private void initMobFileCache()

Initializes the mob file cache.

getClusterId

public String getClusterId()

Description copied from interface: MetricsRegionServerWrapper

Get the Cluster ID

Specified by:

getClusterId in interface MetricsRegionServerWrapper

Returns:

Cluster ID

getStartCode

public long getStartCode()

Description copied from interface: MetricsRegionServerWrapper

Get HRegionServer start time

Specified by:

getStartCode in interface MetricsRegionServerWrapper

Returns:

Start time of RegionServer in milliseconds

getZookeeperQuorum

public String getZookeeperQuorum()

Description copied from interface: MetricsRegionServerWrapper

Get the ZooKeeper Quorum Info

Specified by:

getZookeeperQuorum in interface MetricsRegionServerWrapper

Returns:

ZooKeeper Quorum Info

getCoprocessors

public String getCoprocessors()

Description copied from interface: MetricsRegionServerWrapper

Get the co-processors

Specified by:

getCoprocessors in interface MetricsRegionServerWrapper

Returns:

Co-processors

getServerName

public String getServerName()

Description copied from interface: MetricsRegionServerWrapper

Get ServerName

Specified by:

getServerName in interface MetricsRegionServerWrapper

getNumOnlineRegions

public long getNumOnlineRegions()

Description copied from interface: MetricsRegionServerWrapper

The number of online regions

Specified by:

getNumOnlineRegions in interface MetricsRegionServerWrapper

getTotalRequestCount

public long getTotalRequestCount()

Description copied from interface: MetricsRegionServerWrapper

Get the total number of requests per second.

Specified by:

getTotalRequestCount in interface MetricsRegionServerWrapper

getTotalRowActionRequestCount

public long getTotalRowActionRequestCount()

Specified by:

getTotalRowActionRequestCount in interface MetricsRegionServerWrapper

getSplitQueueSize

public int getSplitQueueSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the split queue

Specified by:

getSplitQueueSize in interface MetricsRegionServerWrapper

getCompactionQueueSize

public int getCompactionQueueSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the compaction queue

Specified by:

getCompactionQueueSize in interface MetricsRegionServerWrapper

getSmallCompactionQueueSize

public int getSmallCompactionQueueSize()

Specified by:

getSmallCompactionQueueSize in interface MetricsRegionServerWrapper

getLargeCompactionQueueSize

public int getLargeCompactionQueueSize()

Specified by:

getLargeCompactionQueueSize in interface MetricsRegionServerWrapper

getFlushQueueSize

public int getFlushQueueSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the flush queue.

Specified by:

getFlushQueueSize in interface MetricsRegionServerWrapper

getBlockCacheCount

public long getBlockCacheCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of items in the block cache.

Specified by:

getBlockCacheCount in interface MetricsRegionServerWrapper

getBlockCacheDataBlockCount

public long getBlockCacheDataBlockCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of DATA blocks in the block cache.

Specified by:

getBlockCacheDataBlockCount in interface MetricsRegionServerWrapper

getMemStoreLimit

public long getMemStoreLimit()

Description copied from interface: MetricsRegionServerWrapper

Get the limit size of the off heap memstore (if enabled), otherwise get the limit size of the on heap memstore.

Specified by:

getMemStoreLimit in interface MetricsRegionServerWrapper

getOnHeapMemStoreLimit

public long getOnHeapMemStoreLimit()

Description copied from interface: MetricsRegionServerWrapper

Get the limit size of the on heap memstore.

Specified by:

getOnHeapMemStoreLimit in interface MetricsRegionServerWrapper

getOffHeapMemStoreLimit

public long getOffHeapMemStoreLimit()

Description copied from interface: MetricsRegionServerWrapper

Get the limit size of the off heap memstore.

Specified by:

getOffHeapMemStoreLimit in interface MetricsRegionServerWrapper

getBlockCacheSize

public long getBlockCacheSize()

Description copied from interface: MetricsRegionServerWrapper

Get the total size (in bytes) of the block cache.

Specified by:

getBlockCacheSize in interface MetricsRegionServerWrapper

getBlockCacheFreeSize

public long getBlockCacheFreeSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size (in bytes) of the block cache that is free.

Specified by:

getBlockCacheFreeSize in interface MetricsRegionServerWrapper

getBlockCacheHitCount

public long getBlockCacheHitCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of hits to the block cache

Specified by:

getBlockCacheHitCount in interface MetricsRegionServerWrapper

getBlockCachePrimaryHitCount

public long getBlockCachePrimaryHitCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of hits to primary replica in the block cache

Specified by:

getBlockCachePrimaryHitCount in interface MetricsRegionServerWrapper

getBlockCacheHitCachingCount

public long getBlockCacheHitCachingCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of hits to the block cache, for cacheable requests only.

Specified by:

getBlockCacheHitCachingCount in interface MetricsRegionServerWrapper

getBlockCacheMissCount

public long getBlockCacheMissCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of misses to the block cache.

Specified by:

getBlockCacheMissCount in interface MetricsRegionServerWrapper

getBlockCachePrimaryMissCount

public long getBlockCachePrimaryMissCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of misses to primary replica in the block cache.

Specified by:

getBlockCachePrimaryMissCount in interface MetricsRegionServerWrapper

getBlockCacheMissCachingCount

public long getBlockCacheMissCachingCount()

Description copied from interface: MetricsRegionServerWrapper

Get the count of misses to the block cache, for cacheable requests only.

Specified by:

getBlockCacheMissCachingCount in interface MetricsRegionServerWrapper

getBlockCacheEvictedCount

public long getBlockCacheEvictedCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of items evicted from the block cache.

Specified by:

getBlockCacheEvictedCount in interface MetricsRegionServerWrapper

getBlockCachePrimaryEvictedCount

public long getBlockCachePrimaryEvictedCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of items evicted from primary replica in the block cache.

Specified by:

getBlockCachePrimaryEvictedCount in interface MetricsRegionServerWrapper

getBlockCacheHitPercent

public double getBlockCacheHitPercent()

Description copied from interface: MetricsRegionServerWrapper

Get the percent of all requests that hit the block cache.

Specified by:

getBlockCacheHitPercent in interface MetricsRegionServerWrapper

getBlockCacheHitCachingPercent

public double getBlockCacheHitCachingPercent()

Description copied from interface: MetricsRegionServerWrapper

Get the percent of requests with the block cache turned on that hit the block cache.

Specified by:

getBlockCacheHitCachingPercent in interface MetricsRegionServerWrapper

getBlockCacheFailedInsertions

public long getBlockCacheFailedInsertions()

Description copied from interface: MetricsRegionServerWrapper

Number of cache insertions that failed.

Specified by:

getBlockCacheFailedInsertions in interface MetricsRegionServerWrapper

getL1CacheSize

public long getL1CacheSize()

Description copied from interface: MetricsRegionServerWrapper

Cache size (bytes) of L1 cache

Specified by:

getL1CacheSize in interface MetricsRegionServerWrapper

getL1CacheFreeSize

public long getL1CacheFreeSize()

Description copied from interface: MetricsRegionServerWrapper

Free cache size (bytes) of L1 cache

Specified by:

getL1CacheFreeSize in interface MetricsRegionServerWrapper

getL1CacheCount

public long getL1CacheCount()

Description copied from interface: MetricsRegionServerWrapper

Number of blocks in L1 cache

Specified by:

getL1CacheCount in interface MetricsRegionServerWrapper

getL1CacheEvictedCount

public long getL1CacheEvictedCount()

Description copied from interface: MetricsRegionServerWrapper

Number of blocks evicted from L1 cache

Specified by:

getL1CacheEvictedCount in interface MetricsRegionServerWrapper

getL2CacheSize

public long getL2CacheSize()

Description copied from interface: MetricsRegionServerWrapper

Cache size (bytes) of L2 cache

Specified by:

getL2CacheSize in interface MetricsRegionServerWrapper

getL2CacheFreeSize

public long getL2CacheFreeSize()

Description copied from interface: MetricsRegionServerWrapper

Free cache size (bytes) of L2 cache

Specified by:

getL2CacheFreeSize in interface MetricsRegionServerWrapper

getL2CacheCount

public long getL2CacheCount()

Description copied from interface: MetricsRegionServerWrapper

Number of blocks in L2 cache

Specified by:

getL2CacheCount in interface MetricsRegionServerWrapper

getL2CacheEvictedCount

public long getL2CacheEvictedCount()

Description copied from interface: MetricsRegionServerWrapper

Number of blocks evicted from L2 cache

Specified by:

getL2CacheEvictedCount in interface MetricsRegionServerWrapper

getL1CacheHitCount

public long getL1CacheHitCount()

Description copied from interface: MetricsRegionServerWrapper

Hit count of L1 cache.

Specified by:

getL1CacheHitCount in interface MetricsRegionServerWrapper

getL1CacheMissCount

public long getL1CacheMissCount()

Description copied from interface: MetricsRegionServerWrapper

Miss count of L1 cache.

Specified by:

getL1CacheMissCount in interface MetricsRegionServerWrapper

getL1CacheHitRatio

public double getL1CacheHitRatio()

Description copied from interface: MetricsRegionServerWrapper

Hit ratio of L1 cache.

Specified by:

getL1CacheHitRatio in interface MetricsRegionServerWrapper

getL1CacheMissRatio

public double getL1CacheMissRatio()

Description copied from interface: MetricsRegionServerWrapper

Miss ratio of L1 cache.

Specified by:

getL1CacheMissRatio in interface MetricsRegionServerWrapper

getL2CacheHitCount

public long getL2CacheHitCount()

Description copied from interface: MetricsRegionServerWrapper

Hit count of L2 cache.

Specified by:

getL2CacheHitCount in interface MetricsRegionServerWrapper

getL2CacheMissCount

public long getL2CacheMissCount()

Description copied from interface: MetricsRegionServerWrapper

Miss count of L2 cache.

Specified by:

getL2CacheMissCount in interface MetricsRegionServerWrapper

getL2CacheHitRatio

public double getL2CacheHitRatio()

Description copied from interface: MetricsRegionServerWrapper

Hit ratio of L2 cache.

Specified by:

getL2CacheHitRatio in interface MetricsRegionServerWrapper

getL2CacheMissRatio

public double getL2CacheMissRatio()

Description copied from interface: MetricsRegionServerWrapper

Miss ratio of L2 cache.

Specified by:

getL2CacheMissRatio in interface MetricsRegionServerWrapper

forceRecompute

public void forceRecompute()

Description copied from interface: MetricsRegionServerWrapper

Force a re-computation of the metrics.

Specified by:

forceRecompute in interface MetricsRegionServerWrapper

getNumStores

public long getNumStores()

Description copied from interface: MetricsRegionServerWrapper

Get the number of stores hosted on this region server.

Specified by:

getNumStores in interface MetricsRegionServerWrapper

getNumWALFiles

public long getNumWALFiles()

Description copied from interface: MetricsRegionServerWrapper

Get the number of WAL files of this region server.

Specified by:

getNumWALFiles in interface MetricsRegionServerWrapper

getWALFileSize

public long getWALFileSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of WAL files of this region server.

Specified by:

getWALFileSize in interface MetricsRegionServerWrapper

getWALExcludeDNs

public List<String> getWALExcludeDNs()

Description copied from interface: MetricsRegionServerWrapper

Get the excluded datanodes in the cache of this region server.

Specified by:

getWALExcludeDNs in interface MetricsRegionServerWrapper

getNumWALSlowAppend

public long getNumWALSlowAppend()

Description copied from interface: MetricsRegionServerWrapper

Get the number of WAL files with slow appends for this region server.

Specified by:

getNumWALSlowAppend in interface MetricsRegionServerWrapper

getNumStoreFiles

public long getNumStoreFiles()

Description copied from interface: MetricsRegionServerWrapper

Get the number of store files hosted on this region server.

Specified by:

getNumStoreFiles in interface MetricsRegionServerWrapper

getMaxStoreFiles

public long getMaxStoreFiles()

Description copied from interface: MetricsRegionServerWrapper

Get the max number of store files across all regions of this region server.

Specified by:

getMaxStoreFiles in interface MetricsRegionServerWrapper

getMaxStoreFileAge

public long getMaxStoreFileAge()

Description copied from interface: MetricsRegionServerWrapper

Returns Max age of store files hosted on this region server

Specified by:

getMaxStoreFileAge in interface MetricsRegionServerWrapper

getMinStoreFileAge

public long getMinStoreFileAge()

Description copied from interface: MetricsRegionServerWrapper

Returns Min age of store files hosted on this region server

Specified by:

getMinStoreFileAge in interface MetricsRegionServerWrapper

getAvgStoreFileAge

public long getAvgStoreFileAge()

Description copied from interface: MetricsRegionServerWrapper

Returns Average age of store files hosted on this region server

Specified by:

getAvgStoreFileAge in interface MetricsRegionServerWrapper

getNumReferenceFiles

public long getNumReferenceFiles()

Description copied from interface: MetricsRegionServerWrapper

Returns Number of reference files on this region server

Specified by:

getNumReferenceFiles in interface MetricsRegionServerWrapper

getMemStoreSize

public long getMemStoreSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the memstore on this region server.

Specified by:

getMemStoreSize in interface MetricsRegionServerWrapper

getOnHeapMemStoreSize

public long getOnHeapMemStoreSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the on heap memstore on this region server.

Specified by:

getOnHeapMemStoreSize in interface MetricsRegionServerWrapper

getOffHeapMemStoreSize

public long getOffHeapMemStoreSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size of the off heap memstore on this region server.

Specified by:

getOffHeapMemStoreSize in interface MetricsRegionServerWrapper

getStoreFileSize

public long getStoreFileSize()

Description copied from interface: MetricsRegionServerWrapper

Get the total size of the store files this region server is serving from.

Specified by:

getStoreFileSize in interface MetricsRegionServerWrapper

getRequestsPerSecond

public double getRequestsPerSecond()

Description copied from interface: MetricsRegionServerWrapper

Get the number of requests per second.

Specified by:

getRequestsPerSecond in interface MetricsRegionServerWrapper

getReadRequestsCount

public long getReadRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of read requests to regions hosted on this region server.

Specified by:

getReadRequestsCount in interface MetricsRegionServerWrapper

getReadRequestsRatePerSecond

public double getReadRequestsRatePerSecond()

Description copied from interface: MetricsRegionServerWrapper

Get the rate of read requests per second to regions hosted on this region server.

Specified by:

getReadRequestsRatePerSecond in interface MetricsRegionServerWrapper

getFilteredReadRequestsCount

public long getFilteredReadRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of filtered read requests to regions hosted on this region server.

Specified by:

getFilteredReadRequestsCount in interface MetricsRegionServerWrapper

getWriteRequestsCount

public long getWriteRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of write requests to regions hosted on this region server.

Specified by:

getWriteRequestsCount in interface MetricsRegionServerWrapper

getWriteRequestsRatePerSecond

public double getWriteRequestsRatePerSecond()

Description copied from interface: MetricsRegionServerWrapper

Get the rate of write requests per second to regions hosted on this region server.

Specified by:

getWriteRequestsRatePerSecond in interface MetricsRegionServerWrapper

getRpcGetRequestsCount

public long getRpcGetRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of rpc get requests to this region server.

Specified by:

getRpcGetRequestsCount in interface MetricsRegionServerWrapper

getRpcScanRequestsCount

public long getRpcScanRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of rpc scan requests to this region server.

Specified by:

getRpcScanRequestsCount in interface MetricsRegionServerWrapper

getRpcFullScanRequestsCount

public long getRpcFullScanRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of full region rpc scan requests to this region server.

Specified by:

getRpcFullScanRequestsCount in interface MetricsRegionServerWrapper

getRpcMultiRequestsCount

public long getRpcMultiRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of rpc multi requests to this region server.

Specified by:

getRpcMultiRequestsCount in interface MetricsRegionServerWrapper

getRpcMutateRequestsCount

public long getRpcMutateRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of rpc mutate requests to this region server.

Specified by:

getRpcMutateRequestsCount in interface MetricsRegionServerWrapper

getCheckAndMutateChecksFailed

public long getCheckAndMutateChecksFailed()

Description copied from interface: MetricsRegionServerWrapper

Get the number of CAS operations that failed.

Specified by:

getCheckAndMutateChecksFailed in interface MetricsRegionServerWrapper

getCheckAndMutateChecksPassed

public long getCheckAndMutateChecksPassed()

Description copied from interface: MetricsRegionServerWrapper

Get the number of CAS operations that passed.

Specified by:

getCheckAndMutateChecksPassed in interface MetricsRegionServerWrapper

getStoreFileIndexSize

public long getStoreFileIndexSize()

Description copied from interface: MetricsRegionServerWrapper

Get the Size (in bytes) of indexes in storefiles on disk.

Specified by:

getStoreFileIndexSize in interface MetricsRegionServerWrapper

getTotalStaticIndexSize

public long getTotalStaticIndexSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size (in bytes) of of the static indexes including the roots.

Specified by:

getTotalStaticIndexSize in interface MetricsRegionServerWrapper

getTotalStaticBloomSize

public long getTotalStaticBloomSize()

Description copied from interface: MetricsRegionServerWrapper

Get the size (in bytes) of the static bloom filters.

Specified by:

getTotalStaticBloomSize in interface MetricsRegionServerWrapper

getBloomFilterRequestsCount

public long getBloomFilterRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Count of bloom filter requests.

Specified by:

getBloomFilterRequestsCount in interface MetricsRegionServerWrapper

getBloomFilterNegativeResultsCount

public long getBloomFilterNegativeResultsCount()

Description copied from interface: MetricsRegionServerWrapper

Count of bloom filter requests which return a negative result.

Specified by:

getBloomFilterNegativeResultsCount in interface MetricsRegionServerWrapper

getBloomFilterEligibleRequestsCount

public long getBloomFilterEligibleRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Count of requests which could have used bloom filters, but they weren't configured or loaded.

Specified by:

getBloomFilterEligibleRequestsCount in interface MetricsRegionServerWrapper

getNumMutationsWithoutWAL

public long getNumMutationsWithoutWAL()

Description copied from interface: MetricsRegionServerWrapper

Number of mutations received with WAL explicitly turned off.

Specified by:

getNumMutationsWithoutWAL in interface MetricsRegionServerWrapper

getDataInMemoryWithoutWAL

public long getDataInMemoryWithoutWAL()

Description copied from interface: MetricsRegionServerWrapper

Ammount of data in the memstore but not in the WAL because mutations explicitly had their WAL turned off.

Specified by:

getDataInMemoryWithoutWAL in interface MetricsRegionServerWrapper

getPercentFileLocal

public double getPercentFileLocal()

Description copied from interface: MetricsRegionServerWrapper

Get the percent of HFiles' that are local.

Specified by:

getPercentFileLocal in interface MetricsRegionServerWrapper

getPercentFileLocalSecondaryRegions

public double getPercentFileLocalSecondaryRegions()

Description copied from interface: MetricsRegionServerWrapper

Get the percent of HFiles' that are local for secondary region replicas.

Specified by:

getPercentFileLocalSecondaryRegions in interface MetricsRegionServerWrapper

getUpdatesBlockedTime

public long getUpdatesBlockedTime()

Description copied from interface: MetricsRegionServerWrapper

Get the amount of time that updates were blocked.

Specified by:

getUpdatesBlockedTime in interface MetricsRegionServerWrapper

getFlushedCellsCount

public long getFlushedCellsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of cells flushed to disk.

Specified by:

getFlushedCellsCount in interface MetricsRegionServerWrapper

getCompactedCellsCount

public long getCompactedCellsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of cells processed during minor compactions.

Specified by:

getCompactedCellsCount in interface MetricsRegionServerWrapper

getMajorCompactedCellsCount

public long getMajorCompactedCellsCount()

Description copied from interface: MetricsRegionServerWrapper

Get the number of cells processed during major compactions.

Specified by:

getMajorCompactedCellsCount in interface MetricsRegionServerWrapper

getFlushedCellsSize

public long getFlushedCellsSize()

Description copied from interface: MetricsRegionServerWrapper

Get the total amount of data flushed to disk, in bytes.

Specified by:

getFlushedCellsSize in interface MetricsRegionServerWrapper

getCompactedCellsSize

public long getCompactedCellsSize()

Description copied from interface: MetricsRegionServerWrapper

Get the total amount of data processed during minor compactions, in bytes.

Specified by:

getCompactedCellsSize in interface MetricsRegionServerWrapper

getMajorCompactedCellsSize

public long getMajorCompactedCellsSize()

Description copied from interface: MetricsRegionServerWrapper

Get the total amount of data processed during major compactions, in bytes.

Specified by:

getMajorCompactedCellsSize in interface MetricsRegionServerWrapper

getCellsCountCompactedFromMob

public long getCellsCountCompactedFromMob()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of cells moved from mob during compaction.

Specified by:

getCellsCountCompactedFromMob in interface MetricsRegionServerWrapper

getCellsCountCompactedToMob

public long getCellsCountCompactedToMob()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of cells moved to mob during compaction.

Specified by:

getCellsCountCompactedToMob in interface MetricsRegionServerWrapper

getCellsSizeCompactedFromMob

public long getCellsSizeCompactedFromMob()

Description copied from interface: MetricsRegionServerWrapper

Gets the total amount of cells moved from mob during compaction, in bytes.

Specified by:

getCellsSizeCompactedFromMob in interface MetricsRegionServerWrapper

getCellsSizeCompactedToMob

public long getCellsSizeCompactedToMob()

Description copied from interface: MetricsRegionServerWrapper

Gets the total amount of cells moved to mob during compaction, in bytes.

Specified by:

getCellsSizeCompactedToMob in interface MetricsRegionServerWrapper

getMobFlushCount

public long getMobFlushCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of the flushes in mob-enabled stores.

Specified by:

getMobFlushCount in interface MetricsRegionServerWrapper

getMobFlushedCellsCount

public long getMobFlushedCellsCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of mob cells flushed to disk.

Specified by:

getMobFlushedCellsCount in interface MetricsRegionServerWrapper

getMobFlushedCellsSize

public long getMobFlushedCellsSize()

Description copied from interface: MetricsRegionServerWrapper

Gets the total amount of mob cells flushed to disk, in bytes.

Specified by:

getMobFlushedCellsSize in interface MetricsRegionServerWrapper

getMobScanCellsCount

public long getMobScanCellsCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of scanned mob cells.

Specified by:

getMobScanCellsCount in interface MetricsRegionServerWrapper

getMobScanCellsSize

public long getMobScanCellsSize()

Description copied from interface: MetricsRegionServerWrapper

Gets the total amount of scanned mob cells, in bytes.

Specified by:

getMobScanCellsSize in interface MetricsRegionServerWrapper

getMobFileCacheAccessCount

public long getMobFileCacheAccessCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the count of accesses to the mob file cache.

Specified by:

getMobFileCacheAccessCount in interface MetricsRegionServerWrapper

getMobFileCacheMissCount

public long getMobFileCacheMissCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the count of misses to the mob file cache.

Specified by:

getMobFileCacheMissCount in interface MetricsRegionServerWrapper

getMobFileCacheCount

public long getMobFileCacheCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the count of cached mob files.

Specified by:

getMobFileCacheCount in interface MetricsRegionServerWrapper

getMobFileCacheEvictedCount

public long getMobFileCacheEvictedCount()

Description copied from interface: MetricsRegionServerWrapper

Gets the number of items evicted from the mob file cache.

Specified by:

getMobFileCacheEvictedCount in interface MetricsRegionServerWrapper

getMobFileCacheHitPercent

public double getMobFileCacheHitPercent()

Description copied from interface: MetricsRegionServerWrapper

Gets the hit percent to the mob file cache.

Specified by:

getMobFileCacheHitPercent in interface MetricsRegionServerWrapper

getActiveScanners

public int getActiveScanners()

Specified by:

getActiveScanners in interface MetricsRegionServerWrapper

getHedgedReadOps

public long getHedgedReadOps()

Description copied from interface: MetricsRegionServerWrapper

Returns Count of hedged read operations

Specified by:

getHedgedReadOps in interface MetricsRegionServerWrapper

getHedgedReadWins

public long getHedgedReadWins()

Description copied from interface: MetricsRegionServerWrapper

Returns Count of times a hedged read beat out the primary read.

Specified by:

getHedgedReadWins in interface MetricsRegionServerWrapper

getHedgedReadOpsInCurThread

public long getHedgedReadOpsInCurThread()

Description copied from interface: MetricsRegionServerWrapper

Returns Count of times a hedged read executes in current thread

Specified by:

getHedgedReadOpsInCurThread in interface MetricsRegionServerWrapper

getTotalBytesRead

public long getTotalBytesRead()

Description copied from interface: MetricsRegionServerWrapper

Returns Number of total bytes read from HDFS.

Specified by:

getTotalBytesRead in interface MetricsRegionServerWrapper

getLocalBytesRead

public long getLocalBytesRead()

Description copied from interface: MetricsRegionServerWrapper

Returns Number of bytes read from the local HDFS DataNode.

Specified by:

getLocalBytesRead in interface MetricsRegionServerWrapper

getShortCircuitBytesRead

public long getShortCircuitBytesRead()

Description copied from interface: MetricsRegionServerWrapper

Returns Number of bytes read locally through HDFS short circuit.

Specified by:

getShortCircuitBytesRead in interface MetricsRegionServerWrapper

getZeroCopyBytesRead

public long getZeroCopyBytesRead()

Description copied from interface: MetricsRegionServerWrapper

Returns Number of bytes read locally through HDFS zero copy.

Specified by:

getZeroCopyBytesRead in interface MetricsRegionServerWrapper

getBlockedRequestsCount

public long getBlockedRequestsCount()

Description copied from interface: MetricsRegionServerWrapper

Returns Count of requests blocked because the memstore size is larger than blockingMemStoreSize

Specified by:

getBlockedRequestsCount in interface MetricsRegionServerWrapper

getAverageRegionSize

public long getAverageRegionSize()

Description copied from interface: MetricsRegionServerWrapper

Get the average region size to this region server.

Specified by:

getAverageRegionSize in interface MetricsRegionServerWrapper

getDataMissCount

public long getDataMissCount()

Specified by:

getDataMissCount in interface MetricsRegionServerWrapper

getLeafIndexMissCount

public long getLeafIndexMissCount()

Specified by:

getLeafIndexMissCount in interface MetricsRegionServerWrapper

getBloomChunkMissCount

public long getBloomChunkMissCount()

Specified by:

getBloomChunkMissCount in interface MetricsRegionServerWrapper

getMetaMissCount

public long getMetaMissCount()

Specified by:

getMetaMissCount in interface MetricsRegionServerWrapper

getRootIndexMissCount

public long getRootIndexMissCount()

Specified by:

getRootIndexMissCount in interface MetricsRegionServerWrapper

getIntermediateIndexMissCount

public long getIntermediateIndexMissCount()

Specified by:

getIntermediateIndexMissCount in interface MetricsRegionServerWrapper

getFileInfoMissCount

public long getFileInfoMissCount()

Specified by:

getFileInfoMissCount in interface MetricsRegionServerWrapper

getGeneralBloomMetaMissCount

public long getGeneralBloomMetaMissCount()

Specified by:

getGeneralBloomMetaMissCount in interface MetricsRegionServerWrapper

getDeleteFamilyBloomMissCount

public long getDeleteFamilyBloomMissCount()

Specified by:

getDeleteFamilyBloomMissCount in interface MetricsRegionServerWrapper

getTrailerMissCount

public long getTrailerMissCount()

Specified by:

getTrailerMissCount in interface MetricsRegionServerWrapper

getDataHitCount

public long getDataHitCount()

Specified by:

getDataHitCount in interface MetricsRegionServerWrapper

getLeafIndexHitCount

public long getLeafIndexHitCount()

Specified by:

getLeafIndexHitCount in interface MetricsRegionServerWrapper

getBloomChunkHitCount

public long getBloomChunkHitCount()

Specified by:

getBloomChunkHitCount in interface MetricsRegionServerWrapper

getMetaHitCount

public long getMetaHitCount()

Specified by:

getMetaHitCount in interface MetricsRegionServerWrapper

getRootIndexHitCount

public long getRootIndexHitCount()

Specified by:

getRootIndexHitCount in interface MetricsRegionServerWrapper

getIntermediateIndexHitCount

public long getIntermediateIndexHitCount()

Specified by:

getIntermediateIndexHitCount in interface MetricsRegionServerWrapper

getFileInfoHitCount

public long getFileInfoHitCount()

Specified by:

getFileInfoHitCount in interface MetricsRegionServerWrapper

getGeneralBloomMetaHitCount

public long getGeneralBloomMetaHitCount()

Specified by:

getGeneralBloomMetaHitCount in interface MetricsRegionServerWrapper

getDeleteFamilyBloomHitCount

public long getDeleteFamilyBloomHitCount()

Specified by:

getDeleteFamilyBloomHitCount in interface MetricsRegionServerWrapper

getTrailerHitCount

public long getTrailerHitCount()

Specified by:

getTrailerHitCount in interface MetricsRegionServerWrapper

getByteBuffAllocatorHeapAllocationBytes

public long getByteBuffAllocatorHeapAllocationBytes()

Specified by:

getByteBuffAllocatorHeapAllocationBytes in interface MetricsRegionServerWrapper

getByteBuffAllocatorPoolAllocationBytes

public long getByteBuffAllocatorPoolAllocationBytes()

Specified by:

getByteBuffAllocatorPoolAllocationBytes in interface MetricsRegionServerWrapper

getByteBuffAllocatorHeapAllocRatio

public double getByteBuffAllocatorHeapAllocRatio()

Specified by:

getByteBuffAllocatorHeapAllocRatio in interface MetricsRegionServerWrapper

getByteBuffAllocatorTotalBufferCount

public long getByteBuffAllocatorTotalBufferCount()

Specified by:

getByteBuffAllocatorTotalBufferCount in interface MetricsRegionServerWrapper

getByteBuffAllocatorUsedBufferCount

public long getByteBuffAllocatorUsedBufferCount()

Specified by:

getByteBuffAllocatorUsedBufferCount in interface MetricsRegionServerWrapper

getPeriod

long getPeriod()