net.openhft.affinity

Interface CpuLayout

All Known Implementing Classes:

NoCpuLayout, VanillaCpuLayout

public interface CpuLayout

Author:

peter.lawrey

Method Summary

Methods

Modifier and Type	Method and Description
int	coreId(int cpuId)
int	coresPerSocket()
int	cpus()
int	socketId(int cpuId)
int	sockets()
int	threadId(int cpuId)
int	threadsPerCore()

Method Detail

cpus

int cpus()

Returns:

the number of cpus.

sockets

int sockets()

coresPerSocket

int coresPerSocket()

threadsPerCore

int threadsPerCore()

socketId

int socketId(int cpuId)

Parameters:

cpuId - the logical processor number

Returns:

which socket id this cpu is on.

coreId

int coreId(int cpuId)

Parameters:

cpuId - the logical processor number

Returns:

which core on a socket this cpu is on.

threadId

int threadId(int cpuId)

Parameters:

cpuId - the logical processor number

Returns:

which thread on a core this cpu is on.