pcntl_setcpuaffinity

    (PHP 8 >= 8.4.0)

    pcntl_setcpuaffinity — Set the cpu affinity of a process

    说明

    function pcntl_setcpuaffinity(?int $process_id = null, array $cpu_ids = []): bool

    Sets the cpu affinity for the process_id with the cpu affinity mask given by cpu_ids.

    参数

    process_id
    If null, the current process ID is used.
    cpu_ids
    The cpu affinity mask comprised of one or more cpu id for binding the process to.

    返回值

    成功时返回 true， 或者在失败时返回 false。

    错误／异常

    A TypeError is thrown if one of the cpu id from the cpu_ids is invalid. A ValueError is thrown if process_id is an invalid process id or the cpu mask had failed to be created.

    参见

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