1 Cpu

Class Ax.vm.Cpu

This class provides look into the Java Virtual Machine CPU statistics.

Constructor Summary

Method
Description
JSVMCpu()
Creates a new instance to access to JVM CPU info.

Method Summary

Modifier and Type
Method
Description
SQLResultSetArray 
getOverview()
Gets overview info about the system and the JVM.
SQLResultSetArray 
getThreads()
Returns the top 10 threads with most CPU usage (%).
SQLResultSetArray 
getThreads(int max)
Returns the top max threads with most CPU usage (%).
void 
sleep(long time)

Constructor Detail

Ax.vm.Cpu.JSVMCpu

Ax.vm.Cpu.JSVMCpu()
Info:
Creates a new instance to access to JVM CPU info.

Example
Copy 
var cpu = new Ax.vm.Cpu();

Method Detail

Ax.vm.Cpu.getOverview

resultset Ax.vm.Cpu.getOverview()
Info:
Gets overview info about the system and the JVM.
Returns:
resultset

Ax.vm.Cpu.getThreads

resultset Ax.vm.Cpu.getThreads()
Info:
Returns the top 10 threads with most CPU usage (%).
Returns:
resultset

Ax.vm.Cpu.getThreads

resultset Ax.vm.Cpu.getThreads(
	smallint max
)
Info:
Returns the top max threads with most CPU usage (%).
Parameters:
max - the number of threads to show
Returns:
resultset

Ax.vm.Cpu.sleep

null Ax.vm.Cpu.sleep(
	long time
)
Parameters:
time - 
Returns:
null

2 Info

Class Ax.vm.Info

This class provides look into the Java Virtual Machine statistics.

Constructor Summary

Method
Description
JSVMInfo()
Creates a new instance to access to JVM info.

Method Summary

Modifier and Type
Method
Description
@org.eclipse.jdt.annotation.NonNull java.lang.String 
getLocalHostAddr()
@org.eclipse.jdt.annotation.NonNull java.lang.String 
getLocalHostName()
Ax.text.String 
getMainClassName()
Gets the main class name of the current thread (for what use?).
long 
getPID()
Gets the the java process PID.
Ax.text.String 
getVMId()
Gets the vm id, like 8681@mac13.
Ax.text.String 
getVMName()
Gets the vm name, like Java HotSpot(TM) 64-Bit Server VM.
Ax.text.String 
getVMVersion()
Gets the vm version.

Constructor Detail

Ax.vm.Info.JSVMInfo

Ax.vm.Info.JSVMInfo()
Info:
Creates a new instance to access to JVM info.

Example
Copy 
var info = new Ax.vm.Info();

Method Detail

Ax.vm.Info.getLocalHostAddr

object Ax.vm.Info.getLocalHostAddr()
Returns:
object

Ax.vm.Info.getLocalHostName

object Ax.vm.Info.getLocalHostName()
Returns:
object

Ax.vm.Info.getMainClassName

string Ax.vm.Info.getMainClassName()
Info:
Gets the main class name of the current thread (for what use?).
Returns:
string

Ax.vm.Info.getPID

long Ax.vm.Info.getPID()
Info:
Gets the the java process PID.
Returns:
long

Ax.vm.Info.getVMId

string Ax.vm.Info.getVMId()
Info:
Gets the vm id, like 8681@mac13.
Returns:
string

Ax.vm.Info.getVMName

string Ax.vm.Info.getVMName()
Info:
Gets the vm name, like Java HotSpot(TM) 64-Bit Server VM.
Returns:
string

Ax.vm.Info.getVMVersion

string Ax.vm.Info.getVMVersion()
Info:
Gets the vm version.
Returns:
string

3 Memory

Class Ax.vm.Memory

This class provides look into the Java Virtual Machine Memory statistics.

Constructor Summary

Method
Description
JSVMMemory()
Creates a new instance to access to JVM Memory info.

Method Summary

Modifier and Type
Method
Description
Ax.text.String 
dumpHeap(boolean live)
Programmatically generates a heap dump.
void 
gc()
Runs the grabage collector in the JVM.
long 
getDirectMemorySize()
Gets the direct memory size.
Ax.text.String 
getDirectMemoryStatus()
Gets the direct memory status.
SQLResultSetArray 
getMemoryPools()
Gets the names, size and current usage of all JVM memory pools
SQLResultSetArray 
getOffHeapMemoryBuffers()
Gets the memory off-heap buffer pools.

Constructor Detail

Ax.vm.Memory.JSVMMemory

Ax.vm.Memory.JSVMMemory()
Info:
Creates a new instance to access to JVM Memory info.

Example
Copy 
var mem = new Ax.vm.Memory();

Method Detail

Ax.vm.Memory.dumpHeap

string Ax.vm.Memory.dumpHeap(
	boolean live
)
Info:
Programmatically generates a heap dump.
Parameters:
live - 
Returns:
string

Ax.vm.Memory.gc

null Ax.vm.Memory.gc()
Info:
Runs the grabage collector in the JVM.
Returns:
null

Ax.vm.Memory.getDirectMemorySize

long Ax.vm.Memory.getDirectMemorySize()
Info:
Gets the direct memory size.
Returns:
long

Ax.vm.Memory.getDirectMemoryStatus

string Ax.vm.Memory.getDirectMemoryStatus()
Info:
Gets the direct memory status.
Returns:
string

Ax.vm.Memory.getMemoryPools

resultset Ax.vm.Memory.getMemoryPools()
Info:
Gets the names, size and current usage of all JVM memory pools
Returns:
resultset

Ax.vm.Memory.getOffHeapMemoryBuffers

resultset Ax.vm.Memory.getOffHeapMemoryBuffers()
Info:
Gets the memory off-heap buffer pools.
Returns:
resultset