pcntl_getcpuaffinity

Get the cpu affinity of a process

 **pcntl_getcpuaffinity**  $process_id

Retrieve the cpu affinity of the . process_id

process_idIf null, the current process ID is used.

Returns the cpu affinity mask of the process, return.falseforfailure.

A is thrown when is an invalid process id or the cpu mask had failed to be created. ValueError``process_id

If is a process for which the current user has no allowed permission, a is emitted. process_id``E_WARNING

pcntl_setcpuaffinity

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