Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:46713 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 81444 invoked from network); 13 Jan 2010 23:55:14 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 13 Jan 2010 23:55:14 -0000 Authentication-Results: pb1.pair.com smtp.mail=stas@zend.com; spf=pass; sender-id=pass Authentication-Results: pb1.pair.com header.from=stas@zend.com; sender-id=pass Received-SPF: pass (pb1.pair.com: domain zend.com designates 212.25.124.185 as permitted sender) X-PHP-List-Original-Sender: stas@zend.com X-Host-Fingerprint: 212.25.124.185 il-mr1.zend.com Received: from [212.25.124.185] ([212.25.124.185:48553] helo=il-mr1.zend.com) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id 2F/F9-00773-16D5E4B4 for ; Wed, 13 Jan 2010 18:55:14 -0500 Received: from us-gw1.zend.com (unknown [192.168.16.5]) by il-mr1.zend.com (Postfix) with ESMTP id 92584504C9; Thu, 14 Jan 2010 01:39:13 +0200 (IST) Received: from [192.168.16.93] ([192.168.16.93]) by us-gw1.zend.com with Microsoft SMTPSVC(6.0.3790.3959); Wed, 13 Jan 2010 15:55:08 -0800 Message-ID: <4B4E5D5B.9020805@zend.com> Date: Wed, 13 Jan 2010 15:55:07 -0800 Organization: Zend Technologies User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.5) Gecko/20091204 Lightning/1.0b2pre Thunderbird/3.0 MIME-Version: 1.0 To: internals@lists.php.net, Tim Starling References: <4B4DABED.4060202@easyflirt.com> <4B4DBF40.5040801@easyflirt.com> <4B4DCFDA.6090206@dmi.me.uk> <4B4DF01A.1080103@wikimedia.org> <4B4DFBDE.1020906@lerdorf.com> <4B4E5943.3000706@wikimedia.org> In-Reply-To: <4B4E5943.3000706@wikimedia.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 13 Jan 2010 23:55:08.0821 (UTC) FILETIME=[D63E5C50:01CA94AB] Subject: Re: [PHP-DEV] About optimization From: stas@zend.com (Stanislav Malyshev) Hi! > $m = memory_get_usage(); > $a = explode(',', str_repeat(',', 100000)); > print (memory_get_usage() - $m)/100000; Says 93.2482 for me. Should be even less since string generated by str_repead itself also is counted as overhead (without it it's 92.2474). Aren't you perchance using debug build? Debug build gives 196 for me. -- Stanislav Malyshev, Zend Software Architect stas@zend.com http://www.zend.com/ (408)253-8829 MSN: stas@zend.com