CompactionThroughputController (Apache HBase 1.2.12 API)

All Classes

Summary:
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Field |
Constr |
Method

Detail:
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Constr |
Method

All Superinterfaces:

Stoppable

All Known Implementing Classes:

NoLimitCompactionThroughputController, PressureAwareCompactionThroughputController
```
@InterfaceAudience.LimitedPrivate(value="Configuration")
public interface CompactionThroughputController
extends Stoppable
```
A utility that constrains the total throughput of one or more simultaneous flows (compactions) by sleeping when necessary.

Method Summary

Methods
Modifier and Type	Method and Description
`long`	`control(String compactionName, long size)` Control the compaction throughput.
`void`	`finish(String compactionName)` Finish a compaction.
`void`	`setup(RegionServerServices server)` Setup controller for the given region server.
`void`	`start(String compactionName)` Start a compaction.

Methods inherited from interface org.apache.hadoop.hbase.Stoppable
isStopped, stop

- Method Detail
  - setup
```
void setup(RegionServerServices server)
```
    Setup controller for the given region server.
  - start
```
void start(String compactionName)
```
    Start a compaction.
  - control
```
long control(String compactionName,
           long size)
             throws InterruptedException
```
    Control the compaction throughput. Will sleep if too fast.
    
    Returns:
    the actual sleep time.
    
    Throws:
    
    InterruptedException
  - finish
```
void finish(String compactionName)
```
    Finish a compaction. Should call this method in a finally block.

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