Description of configuration options for wsgi

Configuration option=Default value	Description
backdoor_port=None	(IntOpt) port for eventlet backdoor to listen
eventlet_hub=poll	(StrOpt) Name of eventlet hub to use. Traditionally, we have only supported 'poll', however 'selects' may be appropriate for some platforms. See http://eventlet.net/doc/hubs.html for more details.
tcp_keepidle=600	(IntOpt) The value for the socket option TCP_KEEPIDLE. This is the time in seconds that the connection must be idle before TCP starts sending keepalive probes.