org.apache.hadoop.hbase.regionserver.throttle

Class ThroughputControlUtil

java.lang.Object

org.apache.hadoop.hbase.regionserver.throttle.ThroughputControlUtil

@InterfaceAudience.Private
public final class ThroughputControlUtil
extends Object

Helper methods for throttling

Field Summary

Fields

Modifier and Type	Field and Description
private static AtomicInteger	NAME_COUNTER
private static String	NAME_DELIMITER

Constructor Summary

Constructors

Modifier	Constructor and Description
private	ThroughputControlUtil()

Method Summary

Modifier and Type	Method and Description
static String	getNameForThrottling(HStore store, String opName) Generate a name for throttling, to prevent name conflict when multiple IO operation running parallel on the same store.

Methods inherited from class java.lang.Object

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

Field Detail

NAME_COUNTER

private static final AtomicInteger NAME_COUNTER

NAME_DELIMITER

private static final String NAME_DELIMITER

See Also:

Constant Field Values

Constructor Detail

ThroughputControlUtil

private ThroughputControlUtil()

Method Detail

getNameForThrottling

public static String getNameForThrottling(HStore store,
                                          String opName)

Generate a name for throttling, to prevent name conflict when multiple IO operation running parallel on the same store.

Parameters:

store - the Store instance on which IO operation is happening

opName - Name of the IO operation, e.g. "flush", "compaction", etc.

Returns:

The name for throttling