Php/docs/yar.configuration

Runtime Configuration

The behaviour of these functions is affected by settings in php.ini.

**Yar Configure Options**
Name	Default	Changeable
yar.packager	php	PHP_INI_SYSTEM
yar.debug	Off	PHP_INI_ALL
yar.connect_timeout	1000	PHP_INI_ALL
yar.timeout	5000	PHP_INI_ALL
yar.expose_info	On	PHP_INI_SYSTEM

Here's a short explanation of the configuration directives.

yar.packager string: it could be php, json, and msgpack(require built with msgpack support)
yar.debug string
yar.connect_timeout int: timeout in ms
yar.timeout int: timeout in ms
yar.expose_info bool: whether expose the service info(when access the server via GET)