Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 10 pot
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 1 ppt
...
Pro PHP Application Performance: Tuning PHP Web Projects for Maximum
Performance
Copyright © 2 010 by Armando Padilla and Tim Hawkins
All rights reserved. No part of this work may be reproduced ... in
Figure 1–5.
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 2 potx
... browser applications—I know it has for me. Firebug
is a plug-in widely used by web developers that provides detailed information about a
web page’s DOM, CSS, JavaScript, and, most importantly for ... later
chapter.
CHAPTER 2 ■ IMPROVING CLIENT DOWNLOAD AND RENDERING PERFORMANCE
31
Figure 2–4. Firebug JavaScript Profiler results for Google.com
Referencing the Profiler’s resu...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 3 doc
... rendering performance
for your user.
k
CHAPTER 2 ■ IMPROVING CLIENT DOWNLOAD AND RENDERING PERFORMANCE
47
}
/**
* Foreach item within the array, create a li node
* and append to the node provided. ... execute the for loop 100 ,000 times was 0.046ms.
Restart your web server and now test the code shown in Listing 3 10, which contains
the optimized for loop.
Listing 3...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 4 pptx
... Foundation\Apache2.2\htdocs\index .php
part: 1
events: Time
fl =php: internal
fn =php: :count
4 1
fl =php: internal
fn =php: :is_int
15 1
fl=C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\index .php
fn=isInt ... our code.
Xdebug 2: PHP Debugging Tool
Xdebug is a debugger and profiler tool for PHP. Along with additional debugging
information, Xdebug pr...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 5 ppt
... for
the remainder of this chapter to demonstrate its installation process as well as measure
performance improvements when using PHP. eA 0.9.6.1 is suitable for PHP 4 and all
versions of PHP ... Windows and PHP
versions. Since PECL does not contain a Windows installation for XCache, we’re going to
look for the proper .dll file within the official XCache web site. Load t...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 6 potx
... A prefork web server allows the web server to create a separate process (fork)
based off an original process. Web servers that operate as a prefork server type tend to
create a pool of processes ... 6–2. Web Server Types
Web Server Type Description
Prefork Process-based web server; for each incoming request, a forked process is used to
satisfy the request.
Threaded Thread-b...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 7 docx
...
/news .php 1,500 25
/blog .php 1,000 17
/video .php 600 10
/topuser .php 400 6
/message .php 150 2
/message_send .php 100 2
/message_read .php 90 2
/user_profile .php 80 2
/feedback .php 15 1 ... 33 10MB 3.3MB
/news .php 1,500 25 15MB 3.75MB
/blog .php 1,000 17 16MB 2.72MB
/video .php 600 10 8MB 0.8MB
/topuser .php 400 6 17MB 1.02MB
/message .php 150 2 9MB 0.1...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 8 pdf
... for the default file in the order they are specified in the
directive. Make sure that the most relevant name for your particular application is placed
first in this list. For example, for a PHP ... footprint. We have used that information to limit the
processes on our system to prevent disk swapping.
We have also examined some configuration file tweaks that can improve
performa...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 9 ppt
... the PHP engine we finished installing. Toward the end of the file, type in this
text:
AddType application/ x-httpd -php .php
PHPIniDir "C: /PHP/ "
LoadModule php5 _module "C: /PHP/ php5apache2_2.dll" ... learned a process for analyzing them and making
corrections.
Throughout this book, we have shown you how to diagnose performance problems at
each level of...
Pro PHP Application Performance Tuning PHP Web Projects for Maximum Performance phần 10 pot
...
using APC caching for, 120
using Memcached for, 126
PHP code example, 75
php. ini APC settings, 88
php. ini eA settings
for Unix, 101
for Windows, 103
PHP. ini properties, 75
phpinfo script, ...
popularity of web servers, 133–134
Prefork MPM (Apache web server), 141,
170–171
prefork web servers, 137
process-based web servers, 153
Processing Config window (MySQL),...
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