org.apache.cassandra.io.sstable

Interface IndexSummaryManagerMBean

All Known Implementing Classes:

IndexSummaryManager

public interface IndexSummaryManagerMBean

Method Summary

Methods

Modifier and Type	Method and Description
double	getAverageIndexInterval()
java.util.Map<java.lang.String,java.lang.Integer>	getIndexIntervals() Returns a map of SSTable filenames to their current effective index interval.
long	getMemoryPoolCapacityInMB()
double	getMemoryPoolSizeInMB() Returns the current actual off-heap memory usage of the index summaries for all non-compacting sstables.
int	getResizeIntervalInMinutes()
void	redistributeSummaries()
void	setMemoryPoolCapacityInMB(long memoryPoolCapacityInMB)
void	setResizeIntervalInMinutes(int resizeIntervalInMinutes)

Method Detail

getMemoryPoolCapacityInMB

long getMemoryPoolCapacityInMB()

setMemoryPoolCapacityInMB

void setMemoryPoolCapacityInMB(long memoryPoolCapacityInMB)

getMemoryPoolSizeInMB

double getMemoryPoolSizeInMB()

Returns the current actual off-heap memory usage of the index summaries for all non-compacting sstables.

Returns:

The amount of memory used in MB.

getIndexIntervals

java.util.Map<java.lang.String,java.lang.Integer> getIndexIntervals()

Returns a map of SSTable filenames to their current effective index interval.

getAverageIndexInterval

double getAverageIndexInterval()

redistributeSummaries

void redistributeSummaries()
                           throws java.io.IOException

Throws:

java.io.IOException

getResizeIntervalInMinutes

int getResizeIntervalInMinutes()

setResizeIntervalInMinutes

void setResizeIntervalInMinutes(int resizeIntervalInMinutes)