org.apache.activemq.artemis.cli.commands.util

Class SyncCalculation

java.lang.Object

org.apache.activemq.artemis.cli.commands.util.SyncCalculation

public class SyncCalculation
extends Object

It will perform a simple test to evaluate how many syncs a disk can make per second * *

Constructor Summary

Constructors

Constructor and Description
SyncCalculation()

Method Summary

Modifier and Type	Method and Description
static long	syncTest(File datafolder, int blockSize, int blocks, int tries, boolean verbose, boolean fsync, JournalType journalType) It will perform a write test of blockSize * bocks, sinc on each write, for N tries.
static long	toNanos(long time, long blocks, boolean verbose)

Methods inherited from class java.lang.Object

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

Constructor Detail

SyncCalculation

public SyncCalculation()

Method Detail

syncTest

public static long syncTest(File datafolder,
                            int blockSize,
                            int blocks,
                            int tries,
                            boolean verbose,
                            boolean fsync,
                            JournalType journalType)
                     throws Exception

It will perform a write test of blockSize * bocks, sinc on each write, for N tries. It will return the lowest spent time from the tries.

Throws:

Exception

toNanos

public static long toNanos(long time,
                           long blocks,
                           boolean verbose)