com.sun.management
public interface OperatingSystemMXBean extends OperatingSystemMXBean
The OperatingSystemMXBean object returned by
ManagementFactory.getOperatingSystemMXBean()
is an instance of the implementation class of this interface
or UnixOperatingSystemMXBean
interface depending on
its underlying operating system.
Modifier and Type | Method and Description |
---|---|
long |
getCommittedVirtualMemorySize()
Returns the amount of virtual memory that is guaranteed to
be available to the running process in bytes,
or -1 if this operation is not supported.
|
long |
getFreePhysicalMemorySize()
Returns the amount of free physical memory in bytes.
|
long |
getFreeSwapSpaceSize()
Returns the amount of free swap space in bytes.
|
long |
getProcessCpuTime()
Returns the CPU time used by the process on which the Java
virtual machine is running in nanoseconds.
|
long |
getTotalPhysicalMemorySize()
Returns the total amount of physical memory in bytes.
|
long |
getTotalSwapSpaceSize()
Returns the total amount of swap space in bytes.
|
getArch, getAvailableProcessors, getName, getSystemLoadAverage, getVersion
long getCommittedVirtualMemorySize()
long getTotalSwapSpaceSize()
long getFreeSwapSpaceSize()
long getProcessCpuTime()
long getFreePhysicalMemorySize()
long getTotalPhysicalMemorySize()
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