Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:36496 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 54706 invoked from network); 25 Mar 2008 13:38:30 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 25 Mar 2008 13:38:30 -0000 Authentication-Results: pb1.pair.com smtp.mail=scott@macvicar.net; spf=permerror; sender-id=unknown Authentication-Results: pb1.pair.com header.from=scott@macvicar.net; sender-id=unknown Received-SPF: error (pb1.pair.com: domain macvicar.net from 72.232.140.210 cause and error) X-PHP-List-Original-Sender: scott@macvicar.net X-Host-Fingerprint: 72.232.140.210 midden.org.uk Received: from [72.232.140.210] ([72.232.140.210:51963] helo=lovelace.midden.org.uk) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id 1C/9C-27660-25009E74 for ; Tue, 25 Mar 2008 08:38:27 -0500 Received: from office.vbulletin.com ([217.155.246.60] helo=[10.0.0.116]) by lovelace.midden.org.uk with esmtpsa (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.63) (envelope-from ) id 1Je9M4-0001cd-DM; Tue, 25 Mar 2008 13:38:20 +0000 Message-ID: <47E90038.1090102@macvicar.net> Date: Tue, 25 Mar 2008 13:38:00 +0000 User-Agent: Thunderbird 2.0.0.12 (Windows/20080213) MIME-Version: 1.0 To: Christian Schneider CC: =?ISO-8859-1?Q?David_Z=FClke?= , PHP Internals List References: <47E8D19C.6090608@zend.com> <505001029.20080325112757@marcus-boerger.de> <47E8D7FC.7020409@zend.com> <47E8FADA.1040501@cschneid.com> <47E8FEEA.9070002@cschneid.com> In-Reply-To: <47E8FEEA.9070002@cschneid.com> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [PHP-DEV] re2c scanner issue From: scott@macvicar.net (Scott MacVicar) The opcode cache skips out the scanning, parsing and compilation steps after the first run. So if you have an opcode cache you're only going to see benefit the first time before its stored. Scott Christian Schneider wrote: > David Z|lke wrote: >> of course. how can you measure scanner performance with an opcode cache >> on :p > > That's what I thought. It also means my initial excitement is gone as we > (as anyone running anything but a personal home page) are using opcode > caches anyway. I basically just wanted it to be mentioned to avoid the > impression that people will actually see a 20% speed-up by this. > > - Chris >