[Linux] 多进程网络编程监听一个端口

<?php
$context=stream_context_create();
stream_context_set_option($context, 'socket', 'so_reuseport', 1);
for($i=0;$i<2;$i++){
    $pid = pcntl_fork();
    if($pid == 0){
        while(true){
            $socket = stream_socket_server("tcp://0.0.0.0:8000", $errno, $errstr,STREAM_SERVER_BIND | STREAM_SERVER_LISTEN,$context);
            while ($conn = @stream_socket_accept($socket,5)) {
                fwrite($conn, getmypid().':时间:' . date('Y-m-d H:i:s') . "\n");
                fclose($conn);
            }
            fclose($socket);
        }
        
    }
}

while(1){
    $pid = pcntl_wait($status);
    var_dump($pid,$status);
    sleep(1);
}