On 18 Jan 2013, at 01:29, ericwu wrote: > I write the apache input filter module, > I want it log apache process pid and run before the php module, > but it always run after php, You seem to be misunderstanding the purpose of a filter module: it's not what you want. See http://www.apachetutor.org/dev/request -- Nick Kew --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx