Swoole Server set

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5. Swoole Server set

public void Swoole\Server::set ( array $settings )

Alias: swoole_server->set( array $settings )

Set the runtime settings of the swoole server. The settings can be accessed by $server->setting when the swoole server has started.

Parameter

• $setting the array of runtime settings

Setting example:

• timeout => 2.5: select and epoll_wait timeout
• poll_thread_num => 2: eactor thread num
• max_conn => 10000: the max tcp connection number of the server
• daemonize => 1: enable the daemon mode the server process
• reactor_num => 2: set the number of system poll threads, the default setting is the number of CPU cores
• worker_num => 4: set the number of worker processes
• max_request => 2000: the number of requests processed by the worker process before been recycled
• backlog => 128: TCP backlog number, the max number of connections waiting for acception
• open_cpu_affinity => 1: enable CPU affinity
• open_tcp_nodelay => 1: enable TCP_NoDelay
• tcp_defer_accept => 5: delay a period of time for the new connection before been accepted
• log_file => '/data/log/swoole.log': set the error logs location of the server
• open_eof_check => true: enable buffer for the data receiving
• package_eof => "\r\n\r\n": set EOF of the packages
• heartbeat_check_interval => 30: set the interval of health checking for the TCP connections
• heartbeat_idle_time => 60: set the max idle time before the idel connection been closed
• dispatch_mode = 1: dispatch mode for child processes:
  • 1: round robin assignment
  • 2: assignment by mod
  • 3: preemptive assignment

Return

void

Example

<?php
$server->set(array(
    'reactor_num' => 2, //reactor thread num
    'worker_num' => 4,    //worker process num
    'backlog' => 128,   //listen backlog
    'max_request' => 50,
    'dispatch_mode' => 1,
));