Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:41095 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 77100 invoked from network); 15 Oct 2008 21:25:11 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 15 Oct 2008 21:25:11 -0000 Authentication-Results: pb1.pair.com header.from=derick@php.net; sender-id=unknown Authentication-Results: pb1.pair.com smtp.mail=derick@php.net; spf=unknown; sender-id=unknown Received-SPF: unknown (pb1.pair.com: domain php.net does not designate 82.94.239.7 as permitted sender) X-PHP-List-Original-Sender: derick@php.net X-Host-Fingerprint: 82.94.239.7 mail.jdi-ict.nl Linux 2.6 Received: from [82.94.239.7] ([82.94.239.7:52612] helo=mail.jdi-ict.nl) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id E2/00-10880-6AF56F84 for ; Wed, 15 Oct 2008 17:24:55 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.jdi-ict.nl (8.13.7/8.12.11) with ESMTP id m9FLOowD001500; Wed, 15 Oct 2008 23:24:50 +0200 Date: Wed, 15 Oct 2008 23:24:50 +0200 (CEST) X-X-Sender: derick@kossu.ez.no To: Nathan Rixham cc: internals@lists.php.net In-Reply-To: <91.B6.39277.B4D56F84@pb1.pair.com> Message-ID: References: <91.B6.39277.B4D56F84@pb1.pair.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=UTF-8 Subject: Re: [PHP-DEV] Garbage Collection From: derick@php.net (Derick Rethans) On Wed, 15 Oct 2008, Nathan Rixham wrote: > Evening All, > > Could anybody either point me to some existing documentation as to the > specifics of Garbage Collection in PHP; specifically for multi-process > (forked) CLI applications. Specifically when is a variable a candidate for > garbage collection (the criteria); what timing can one expect to see memory > freed/gc cleanup run; any way's to force or tip's n tricks in this area - > basically anything to go off would be very much appreciated. It implements the following algorithm: http://www.research.ibm.com/people/d/dfb/papers/Bacon03Pure.pdf With a root buffer size of 10000. regards, Derick -- HEAD before 5_3!: http://tinyurl.com/6d2esb http://derickrethans.nl | http://ezcomponents.org | http://xdebug.org