org.apache.cassandra.metrics

Class CompactionMetrics

java.lang.Object

org.apache.cassandra.metrics.CompactionMetrics

public class CompactionMetrics
extends java.lang.Object

Metrics for compaction.

Field Summary

Fields

Modifier and Type	Field and Description
com.codahale.metrics.Counter	bytesCompacted Total number of bytes compacted since server [re]start
com.codahale.metrics.Counter	compactionsAborted Total number of compactions which have outright failed due to lack of disk space
com.codahale.metrics.Counter	compactionsReduced Total number of compactions that have had sstables drop out of them
com.codahale.metrics.Gauge<java.lang.Long>	completedTasks Number of completed compactions since server [re]start
static MetricNameFactory	factory
com.codahale.metrics.Gauge<java.lang.Integer>	pendingTasks Estimated number of compactions remaining to perform
com.codahale.metrics.Gauge<java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.Integer>>>	pendingTasksByTableName Estimated number of compactions remaining to perform, group by keyspace and then table name
com.codahale.metrics.Counter	sstablesDropppedFromCompactions Total number of sstables that have been dropped out
com.codahale.metrics.Meter	totalCompactionsCompleted Total number of compactions since server [re]start

Constructor Summary

Constructors

Constructor and Description
CompactionMetrics(java.util.concurrent.ThreadPoolExecutor... collectors)

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

factory

public static final MetricNameFactory factory

pendingTasks

public final com.codahale.metrics.Gauge<java.lang.Integer> pendingTasks

Estimated number of compactions remaining to perform

pendingTasksByTableName

public final com.codahale.metrics.Gauge<java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.Integer>>> pendingTasksByTableName

Estimated number of compactions remaining to perform, group by keyspace and then table name

completedTasks

public final com.codahale.metrics.Gauge<java.lang.Long> completedTasks

Number of completed compactions since server [re]start

totalCompactionsCompleted

public final com.codahale.metrics.Meter totalCompactionsCompleted

Total number of compactions since server [re]start

bytesCompacted

public final com.codahale.metrics.Counter bytesCompacted

Total number of bytes compacted since server [re]start

compactionsReduced

public final com.codahale.metrics.Counter compactionsReduced

Total number of compactions that have had sstables drop out of them

sstablesDropppedFromCompactions

public final com.codahale.metrics.Counter sstablesDropppedFromCompactions

Total number of sstables that have been dropped out

compactionsAborted

public final com.codahale.metrics.Counter compactionsAborted

Total number of compactions which have outright failed due to lack of disk space

Constructor Detail

CompactionMetrics

public CompactionMetrics(java.util.concurrent.ThreadPoolExecutor... collectors)