php/archived-presentations
1
0
Fork 0
mirror of https://github.com/php/presentations.git synced 2026-03-23 23:22:22 +01:00
Code Issues Packages Projects Releases Wiki Activity
Files
master
archived-presentations/afup15.html
Rasmus Lerdorf bde6ccba67 Fix nginx worker processes
2015-12-08 13:40:47 -08:00

1515 lines
70 KiB
HTML
Raw Permalink Blame History

This file contains invisible Unicode characters
This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Deploying PHP 7</title>
<meta name="description" content="Deploying PHP 7">
<meta name="author" content="Rasmus Lerdorf">
<meta name="apple-mobile-web-app-capable" content="yes" />
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui">
<link rel="stylesheet" href="/reveal.js/css/reveal.css">
<link rel="stylesheet" href="/reveal.js/css/theme/white.css" id="theme">
<!-- For syntax highlighting - note that these are not the generic highlight.js theme files - see https://github.com/nwinkler/reveal-highlight-themes -->
<link rel="stylesheet" href="/styles/xcode.css">
<!-- Override a few styles -->
<style>
/*
Not actually sure why this block isn't being picked up from the syntax highlight css
If you change the syntax highlight theme, copy the first block here
*/
.reveal pre code {
display: block;
max-height: 600px;
overflow-x: auto;
padding: 0.5em;
line-height: 125%;
background: #fff;
color: black;
-webkit-text-size-adjust: none;
}
.reveal section img {
box-shadow: none;
border: none;
}
.reveal code.shell {
display: block;
overflow-x: auto;
padding: 0.5em;
background: #000;
color: #ddd;
line-height: 125%;
-webkit-text-size-adjust: none;
}
/* Left-align h3 and h4 if they are p elements */
h3.p {
text-align: left;
}
h4.p {
text-align: left;
}
/* and left-aligned but slightly indented bullet lists */
.reveal ul {
display: block;
margin: 0 0 1em 3em;
}
/* Example titles */
p.example {
text-align: left;
margin: 0 0 -0.5em 1em;
font-weight: bold;
}
/* Example output style */
pre.output {
display: block;
overflow-x: auto;
padding: 0.5em;
background: #ddd;
color: black;
line-height: 200%;
-webkit-text-size-adjust: none;
}
</style>
<!-- Printing and PDF exports -->
<script>
var link = document.createElement( 'link' );
link.rel = 'stylesheet';
link.type = 'text/css';
link.href = window.location.search.match( /print-pdf/gi ) ? '/reveal.js/css/print/pdf.css' : '/reveal.js/css/print/paper.css';
document.getElementsByTagName( 'head' )[0].appendChild( link );
</script>
<!-- Needed for charts to work. Fall back to network if no local copy -->
<script type='text/javascript' src='/jquery.min.js'></script>
<script>window.jQuery || document.write('<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js">\x3C/script>')</script>
<script src="/highcharts.js"></script>
<script>window.Highcharts || document.write('<script src="http://code.highcharts.com/highcharts.js">\x3C/script>')</script>
<!--[if lt IE 9]>
<script src="/reveal.js/lib/js/html5shiv.js"></script>
<![endif]-->
</head>
<body>
<div class="reveal">
<!-- Any section element inside of this container is displayed as a slide -->
<div class="slides">
<section>
<h1>Deploying PHP 7</h1>
<h3>ForumPHP</h3>
<h3>Paris</h3>
<h3>Nov.24, 2015</h3>
<a href="http://talks.php.net/afup15">http://talks.php.net/afup15</a><br><br>
<p>Rasmus Lerdorf<br>
<small><a href="http://twitter.com/@rasmus">@rasmus</a></small>
</p>
<aside class="notes">
</aside>
</section>
<section data-background="#000000">
<h1 style="text-align:center;"><font color="FFFFFF">Merci AFUP!</font></h1>
<img src="/presentations/slides/intro/fr-peace-black.png" align="center" width="640" height="550">
</section>
<section>
<section id="php7">
<img src="/presentations/slides/intro/php7trans-200.png" width="" height="">
<p class="p" style="font-size:1.1em;text-align:left;">✔ engine improvements</p>
<ul>
<li style="font-size: 1em;">100%+ performance gain on most real-world applications</li>
<li style="font-size: 1em;">Lower memory usage, sometimes drastically lower</li>
</ul>
</section>
<section id="php7pcache1">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Persistent secondary file-based cache for OPCache</p>
<img src="/presentations/slides/intro/pcache.png" width="" height="">
</section>
<section id="php7pcache3">
<pre><code class="ini" data-trim style="font-size:1.1em;">; --enable-opcache-file
; php.ini
opcache.file_cache=/var/tmp
; php-cli.ini
opcache.enable_cli=1
opcache.file_cache=/var/tmp
opcache.file_cache_only=1</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;">$ time composer &gt;/dev/null
real 0m0.040s
user 0m0.032s
sys 0m0.004s
$ time composer &gt;/dev/null
real 0m0.019s
user 0m0.016s
sys 0m0.000s
$ time php -d opcache.enable=0 /usr/local/bin/composer &gt;/dev/null
real 0m0.033s
user 0m0.032s
sys 0m0.000s</code></pre>
</section>
<section id="php7pcache4">
<pre><code class="shell nohighlight" data-trim style="font-size:0.78em;">/var/tmp
├── 7eeb6fe88104116c27c5650ddd83abf0
│   └── usr
│   └── local
│   └── bin
│   └── composer.bin
└── 7eeb6fe88104116c27c5650ddd83abf0phar:
└── usr
└── local
└── bin
└── composer
├── bin
│   └── composer.bin
├── src
│   ├── bootstrap.php.bin
│   └── Composer
│   ├── Command
│   │   ├── AboutCommand.php.bin
│   │   ├── ArchiveCommand.php.bin
│   │   ├── ClearCacheCommand.php.bin
│   │   ├── Command.php.bin
│   │   ├── ConfigCommand.php.bin
│   │   ├── CreateProjectCommand.php.bin
│   │   ├── DependsCommand.php.bin
│   │   ├── DiagnoseCommand.php.bin
│   │   ├── DumpAutoloadCommand.php.bin
│   │   ├── GlobalCommand.php.bin
│   │   ├── Helper
│   │   │   └── DialogHelper.php.bin
│   │   ├── HomeCommand.php.bin
│   │   ├── InitCommand.php.bin
│   │   ├── InstallCommand.php.bin
│   │   ├── LicensesCommand.php.bin
│   │   ├── RemoveCommand.php.bin
│   │   ├── RequireCommand.php.bin
│   │   ├── RunScriptCommand.php.bin
│   │   ├── SearchCommand.php.bin
│   │   ├── SelfUpdateCommand.php.bin
│   │   ├── ShowCommand.php.bin
│   │   ├── StatusCommand.php.bin
│   │   ├── UpdateCommand.php.bin
│   │   └── ValidateCommand.php.bin
│   ├── Composer.php.bin
│   ├── Console
│   │   └── Application.php.bin
│   ├── Factory.php.bin
│   ├── IO
│   │   ├── BaseIO.php.bin
│   │   ├── ConsoleIO.php.bin
│   │   └── IOInterface.php.bin
│   ├── Package
│   │   ├── BasePackage.php.bin
│   │   └── PackageInterface.php.bin
│   ├── Script
│   │   └── ScriptEvents.php.bin
│   └── Util
│   └── ErrorHandler.php.bin
└── vendor
├── autoload.php.bin
├── composer
│   ├── autoload_classmap.php.bin
│   ├── autoload_namespaces.php.bin
│   ├── autoload_psr4.php.bin
│   ├── autoload_real.php.bin
│   └── ClassLoader.php.bin
└── symfony
└── console
└── Symfony
└── Component
└── Console
├── Application.php.bin
├── Command
│   ├── Command.php.bin
│   ├── HelpCommand.php.bin
│   └── ListCommand.php.bin
├── Descriptor
│   ├── ApplicationDescription.php.bin
│   ├── DescriptorInterface.php.bin
│   ├── Descriptor.php.bin
│   ├── JsonDescriptor.php.bin
│   ├── MarkdownDescriptor.php.bin
│   ├── TextDescriptor.php.bin
│   └── XmlDescriptor.php.bin
├── Formatter
│   ├── OutputFormatterInterface.php.bin
│   ├── OutputFormatter.php.bin
│   ├── OutputFormatterStyleInterface.php.bin
│   ├── OutputFormatterStyle.php.bin
│   └── OutputFormatterStyleStack.php.bin
├── Helper
│   ├── DebugFormatterHelper.php.bin
│   ├── DescriptorHelper.php.bin
│   ├── DialogHelper.php.bin
│   ├── FormatterHelper.php.bin
│   ├── HelperInterface.php.bin
│   ├── Helper.php.bin
│   ├── HelperSet.php.bin
│   ├── InputAwareHelper.php.bin
│   ├── ProcessHelper.php.bin
│   ├── ProgressHelper.php.bin
│   ├── QuestionHelper.php.bin
│   ├── TableHelper.php.bin
│   ├── Table.php.bin
│   └── TableStyle.php.bin
├── Input
│   ├── ArgvInput.php.bin
│   ├── ArrayInput.php.bin
│   ├── InputArgument.php.bin
│   ├── InputAwareInterface.php.bin
│   ├── InputDefinition.php.bin
│   ├── InputInterface.php.bin
│   ├── InputOption.php.bin
│   └── Input.php.bin
└── Output
├── ConsoleOutputInterface.php.bin
├── ConsoleOutput.php.bin
├── NullOutput.php.bin
├── OutputInterface.php.bin
├── Output.php.bin
└── StreamOutput.php.bin
32 directories, 87 files</code></pre>
</section>
<section id="php7ast">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Abstract Syntax Tree!!</p>
<pre><code data-trim style="font-size:1.1em;">echo substr(&quot;abc&quot;, [1,2]);</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">% phan -a test.php
AST_STMT_LIST @ 1
0: AST_STMT_LIST @ 2
0: AST_ECHO @ 2
0: AST_CALL @ 2
0: AST_NAME @ 2
flags: NAME_NOT_FQ (1)
0: &quot;substr&quot;
1: AST_ARG_LIST @ 2
0: &quot;abc&quot;
1: AST_ARRAY @ 2
0: AST_ARRAY_ELEM @ 2
flags: 0
0: 1
1: null
1: AST_ARRAY_ELEM @ 2
flags: 0
0: 2
1: null</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">% phan test.php
test.php:2 TypeError arg#2(start) is int[] but substr() takes int</code></pre>
</section>
<section id="php7excep">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Exceptions on Fatals</p>
<pre><code data-trim style="font-size:1.1em;">function call_method($obj) {
$obj-&gt;method();
}
call_method(null);</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.85em;">Fatal error: Uncaught Error: Call to a member function method() on null in file:2
Stack trace:
#0 file(4): call_method(NULL)
#1 {main}
thrown in file on line 2</code></pre>
<pre><code data-trim style="font-size:1.1em;">try {
call_method(null);
} catch (Error $e) {
echo &quot;Caught Exception: {$e-&gt;getMessage()}\n&quot;;
}</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.85em;">Caught Exception: Call to a member function method() on null</code></pre>
</section>
<section id="php7hier">
<p class="p" style="font-size:2em;text-align:center;">PHP 7 Exception Hierarchy</p>
<br/>
<ul>
<li style="font-size: 1.5em;list-style-type: none;"><font color="ab5c5c">Throwable</font></li>
<li style="font-size: 1.25em;margin-left: 2em;list-style-type: none;">➥ <font color="ab5c5c">Exception</font> implements Throwable</li>
<li style="font-size: 1.25em;margin-left: 2em;list-style-type: none;">➥ <font color="ab5c5c">Error</font> implements Throwable</li>
<li style="font-size: 1em;margin-left: 4em;list-style-type: none;">➥ <font color="ab5c5c">TypeError</font> extends Error</li>
<li style="font-size: 1em;margin-left: 4em;list-style-type: none;">➥ <font color="ab5c5c">ParseError</font> extends Error</li>
</ul>
</section>
<section id="php7ret">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Return Types</p>
<pre><code data-trim style="font-size:1.1em;">function get_config(): array {
return 42;
}
get_config();</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">Fatal error: Uncaught TypeError: Return value of get_config() must be
of the type array, integer returned in file:2
Stack trace:
#0 file(4): get_config()
#1 {main}
thrown in file on line 2</code></pre>
</section>
<section id="php7STH">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Coercive Scalar Types</p>
<pre><code data-trim style="font-size:1.1em;">function logmsg(string $msg, int $level, float $severity) {
var_dump($msg); // string(1) &quot;1&quot;
var_dump($level); // int(2)
var_dump($severity); // float(3)
}
logmsg(1, &quot;2.5 bananas&quot;, 3);</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">Notice: A non well formed numeric value encountered in file on line 2</code></pre>
<p class="p" style="font-size:1.1em;text-align:left;">✔ Strict Scalar Types</p>
<pre><code data-trim style="font-size:1.1em;">declare(strict_types=1);
...
logmsg(1, &quot;2.5&quot;, 3);</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">Fatal error: Uncaught TypeError: Argument 1 passed to logmsg() must be of the
type string, integer given, called in file on line 7 and defined in file:3
Stack trace:
#0 file(7): logmsg(1, '2.5', 3)
#1 {main}
thrown in file on line 2</code></pre>
</section>
<section id="php7anon">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Anonymous Classes</p>
<pre><code data-trim style="font-size:1.2em;">return new class($controller) implements Page {
public function __construct($controller) {
/* ... */
}
/* ... */
};
class MyObject extends MyStuff {
public function getInterface() {
return new class implements MyInterface {
/* ... */
};
}
}</code></pre>
</section>
<section id="php7coalesce">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Coalesce Operator</p>
<pre><code data-trim style="font-size:1.5em;">$a = NULL;
$b = 0;
$c = 2;
echo $a ?? $b; // 0
echo $c ?? $b; // 2
echo $a ?? $b ?? $c; // 0
echo $a ?? $x ?? $c; // 2</code></pre>
</section>
<section id="Spaceship">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Spaceship Operator</p>
<pre><code data-trim style="font-size:1.5em;">|=| Tie Fighter
k=k Tie Interceptor
&lt;==&gt; Tie Bomber
&lt;=&gt; Tie Advanced X1 ✔</code></pre>
<pre><code data-trim style="font-size:1.1em;">function cmp_php5($a, $b) {
return ($a &lt; $b) ? -1 : (($a &gt;$b) ? 1 : 0);
}
function cmp_php7($a, $b) {
return $a &lt;=&gt; $b;
}</code></pre>
</section>
<section id="php7assert">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Zero-cost Assertions</p>
<pre><code data-trim style="font-size:1.1em;">function test($arg) {
assert($arg &gt; 20 &amp;&amp; $arg &lt; 110, &quot;$arg is invalid&quot;);
}
ini_set('zend.assertions',0); test(16);
ini_set('zend.assertions',1); test(17);
ini_set('assert.exception',1); test(18);</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">Warning: assert(): 17 is invalid failed in file on line 2
Fatal error: Uncaught AssertionError: 18 is invalid in file:2
Stack trace:
#0 file(2): assert(false, '18 is invalid')
#1 file(6): test(18)
#2 {main}
thrown in file on line 2</code></pre>
<pre><code class="ini" data-trim style="font-size:1.1em;">; Completely skip compiling assert() calls
; (can only be set in php.ini)
zend.assertions = -1</code></pre>
</section>
<section id="php7closecall">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Added Closure::call()</p>
<pre><code data-trim style="font-size:1.1em;">$f = function () {
return $this-&gt;n;
};
class MyClass {
private $n = 42;
}
$myC = new MyClass;
$c = $f-&gt;bindTo($myC, &quot;MyClass&quot;);
$c();</code></pre>
<pre><code data-trim style="font-size:1.1em;">$f = function () {
return $this-&gt;n;
};
class MyClass {
private $n = 42;
}
$myC = new MyClass;
$f-&gt;call($myC);</code></pre>
</section>
<section id="php7cleanups">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Removal of many deprecated features<BR/>
     (Your PHP4 code will break!)</p>
<pre><code data-trim>- ext/ereg (use ext/pcre instead)
- preg_replace() eval modifier (use preg_replace_callback() instead)
- ext/mysql (use ext/mysqli or ext/pdo_mysql instead)
- Assignment of new by reference
- Scoped calls of non-static methods from incompatible $this context
- dl() in php-fpm
- set_magic_quotes_runtime() and magic_quotes_runtime()
- set_socket_blocking() (use stream_set_blocking() instead)
- mcrypt_generic_end() (use mcrypt_generic_deinit() instead)
- mcrypt_ecb, mcrypt_cbc, mcrypt_cfb and mcrypt_ofb
(use mcrypt_encrypt() and mcrypt_decrypt() instead)
- datefmt_set_timezone_id() and IntlDateFormatter::setTimeZoneID()
(use datefmt_set_timezone() or IntlDateFormatter::setTimeZone() instead)
- xsl.security_prefs (use XsltProcessor::setSecurityPrefs() instead)
- iconv.input_encoding, iconv.output_encoding, iconv.internal_encoding,
mbstring.http_input, mbstring.http_output and mbstring.internal_encoding
(use php.input_encoding, php.internal_encoding and php.output_encoding instead)
- $is_dst parameter of the mktime() and gmmktime() functions
- # style comments in ini files (use ; style comments instead)
- String category names in setlocale() (use LC_* constants instead)
- Unsafe curl file uploads (use CurlFile instead)
- PDO::PGSQL_ATTR_DISABLE_NATIVE_PREPARED_STATEMENT driver option
(use PDO::ATTR_EMULATE_PREPARES instead)
- CN_match and SNI_server_name stream context option (use peer_name instead)</code></pre>
</section>
<section id="php7reserved">
<p class="p" style="font-size:1.1em;text-align:left;">✔ New reserved words:</p>
<ul>
<li style="font-size: 1em;list-style-type: none;">bool</li>
<li style="font-size: 1em;list-style-type: none;">int</li>
<li style="font-size: 1em;list-style-type: none;">float</li>
<li style="font-size: 1em;list-style-type: none;">string</li>
<li style="font-size: 1em;list-style-type: none;">null</li>
<li style="font-size: 1em;list-style-type: none;">false</li>
<li style="font-size: 1em;list-style-type: none;">true</li>
<li style="font-size: 1em;list-style-type: none;">resource</li>
<li style="font-size: 1em;list-style-type: none;">object</li>
<li style="font-size: 1em;list-style-type: none;">mixed</li>
<li style="font-size: 1em;list-style-type: none;">numeric</li>
</ul>
</section>
<section id="php7num">
<p class="p" style="font-size:1.1em;text-align:left;">✔ 64-bit integer support on Windows</p>
<p class="p" style="font-size:1.1em;text-align:left;">✔ Cleanup edge-case integer overflow/underflow</p>
<p class="p" style="font-size:1.1em;text-align:left;">✔ Support for strings with length >= 2^31 bytes in 64 bit builds.</p>
<p class="p" style="font-size:1.1em;text-align:left;">✔ Parse error on invalid numeric literals</p>
<pre><code data-trim>$mask = 0855; // Parse error: Invalid numeric literal</code></pre>
</section>
<section id="php7UVS">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Uniform variable syntax</p>
<pre><code data-trim>// left-to-right
$this-&gt;$belongs_to['column']
// vs.
$this-&gt;{$belongs_to['column']}
// support missing combinations of operations
$foo()['bar']()
[$obj1, $obj2][0]-&gt;prop
getStr(){0}
// support nested ::
$foo['bar']::$baz
$foo::$bar::$baz
$foo-&gt;bar()::baz()
// support nested ()
foo()()
$foo-&gt;bar()()
Foo::bar()()
$foo()()
// support operations on arbitrary (...) expressions
(...)['foo']
(...)-&gt;foo
(...)-&gt;foo()
(...)::$foo
(...)::foo()
(...)()
// two more practical examples for the last point
(function() { ... })()
($obj-&gt;closure)()
// support all operations on dereferencable scalars
// (not very useful)
&quot;string&quot;-&gt;toLower()
[$obj, 'method']()
'Foo'::$bar</code></pre>
</section>
<section id="php7unicode">
<p class="p" style="font-size:1.1em;text-align:left;">✔ Unicode Codepoint Escape Syntax</p>
<pre><code data-trim style="font-size:1.2em;">echo &quot;\u{202E}Right-to-left text&quot;;
echo &quot;\u{1F602}&quot;;</code></pre>
<pre class="output" style="font-size:1.2em;">‮Right-to-left text😂 </pre> <p class="p" style="font-size:1.1em;text-align:left;">✔ ICU IntlChar class added to intl extension</p>
</section>
<section id="php7csprng">
<p class="p" style="font-size:1.1em;text-align:left;">✔ CSPRNG</p>
<pre><code data-trim style="font-size:1.2em;">$int = random_int(-500, 500);
$bytes = random_bytes(10);
var_dump( $int );
var_dump( bin2hex($bytes) );</code></pre>
<pre class="output" style="font-size:1.2em;">int(-336)
string(20) "bda9540051b2dab8fefa"
</pre> </section>
<section id="php7more">
<p class="p" style="font-size:1.5em;">GA release scheduled for Dec.3</p>
</section> </section>
<section>
<section id="perf2014">
<p class="p" style="font-size:0.8em;text-align:left;">Time and number of machine instructions for 100 requests against Wordpress-3.6.0 front page</p>
<div id="perf2014_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/perf2014.js"></script>
<p class="p" style="font-size:0.5em;">(click on legend items to show/hide data sets)</p>
</section> </section>
<section>
<section id="php7perfdetail">
<ul>
<li style="font-size: 1em;list-style-type: none;">zval size reduced from 24 to 16 bytes</li>
<li style="font-size: 1em;list-style-type: none;">Hashtable size reduced from 72 to 56 bytes</li>
<li style="font-size: 1em;list-style-type: none;">Hashtable bucket size reduced from 72 to 32 bytes</li>
<li style="font-size: 1em;list-style-type: none;">Immutable array optimization</li>
</ul>
<pre><code data-trim style="font-size:1.1em;">$a = [];
for($i=0; $i &lt; 100000;$i++) {
$a[] = ['abc','def','ghi','jkl','mno','pqr'];
}
echo memory_get_usage(true);
// PHP 5.x 109M
// PHP 7.0 42M no opcache
// PHP 7.0 6M with opcache enabled</code></pre>
</section>
<section id="php7perfdetail2">
<ul>
<li style="font-size: 1em;list-style-type: none;">Much more cpu cache friendly</li>
<li style="font-size: 1em;list-style-type: none;">New memory allocator similar to jemalloc</li>
<li style="font-size: 1em;list-style-type: none;">Faster hashtable iteration API</li>
<li style="font-size: 1em;list-style-type: none;">Array duplication optimization</li>
<li style="font-size: 1em;list-style-type: none;">PCRE JIT enabled by default</li>
<li style="font-size: 1em;list-style-type: none;">Fast ZPP (ZendParseParameters) implementation</li>
<li style="font-size: 1em;list-style-type: none;">Faster stack-allocated zvals (instead of heap)</li>
<li style="font-size: 1em;list-style-type: none;">Optimized VM calling</li>
<li style="font-size: 1em;list-style-type: none;">Global register variables with gcc 4.8+</li>
<li style="font-size: 1em;list-style-type: none;">plus hundreds of micro-optimizations</li>
</ul>
</section>
<section id="php7perfdetail3">
<p class="p" style="font-size:1.1em;">HugePage support in Opcache</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.1em;">./configure --enable-huge-code-pages</code></pre>
<pre><code class="ini" data-trim style="font-size:1.1em;">opcache.memory_consumption=256
opcache.huge_code_pages=1</code></pre>
<pre><code class="shell nohighlight" data-trim style="font-size:1.1em;">% sysctl -w vm.nr_hugepages=256
% service php-fpm start
% cat /proc/meminfo | grep Huge
HugePages_Total: 256
HugePages_Free: 231
HugePages_Rsvd: 119
HugePages_Surp: 0
Hugepagesize: 2048 kB</code></pre>
</section>
<section id="php7detail4">
<h1 style="text-align:center;">JIT?</h1>
</section> </section>
<section>
<h1 style="text-align:center;">Lies, damn lies and benchmarks</h1>
</section>
<section>
<section id="boxspecs">
<h2 margin-bottom="2em">Test Box Specs</h2><br>
<ul>
<li style="font-size: 0.8em;list-style-type: none;">Gigabyte Z87X-UD3H i7-4771 4 cores @ 3.50GHz w/ 16G of Ram @ 1600MHz</li>
<li style="font-size: 0.8em;list-style-type: none;">Hyperthreading enabled for a total of 8 virtual cores</li>
<li style="font-size: 0.8em;list-style-type: none;">Toshiba THNSNHH256GBST SSD</li>
<li style="font-size: 0.8em;list-style-type: none;">Linux debian 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u5 (2015-10-09) x86_64 GNU/Linux</li>
<li style="font-size: 0.8em;list-style-type: none;">MySQL 5.6.27</li>
<li style="font-size: 0.8em;list-style-type: none;">nginx-1.6.2 + php-fpm for all tests unless indicated otherwise</li>
<li style="font-size: 0.8em;list-style-type: none;">Quiet local 100Mbps network</li>
<li style="font-size: 0.8em;list-style-type: none;">siege benchmark tool run from a separate machine</li>
</ul>
</section>
<section id="phpconf1">
<p class="p" style="text-align:left;">All versions of PHP compiled locally using gcc-4.9.2 -O2</p>
<p class="example">configure flags</p>
<pre><code class="bash" data-trim>./configure --disable-debug --with-apxs2=/usr/bin/apxs2 \
--enable-zend-signals --with-gd \
--without-pear --with-jpeg-dir=/usr \
--with-png-dir=/usr --with-vpx-dir=/usr \
--with-t1lib=/usr --with-freetype-dir=/usr \
--enable-exif --enable-gd-native-ttf \
--with-zlib --with-mysql=/usr \
--with-gmp --with-zlib-dir=/usr \
--with-gettext --with-kerberos \
--with-imap-ssl --with-mcrypt=/usr/local \
--with-iconv --enable-sockets \
--with-openssl --with-pspell \
--with-pdo-sqlite --with-pdo-mysql=mysqlnd \
--enable-soap --enable-xmlreader \
--enable-phar=shared --with-xsl \
--enable-ftp --enable-cgi \
--with-curl=/usr --with-tidy \
--with-xmlrpc --enable-mbstring \
--enable-sysvsem --enable-sysvshm \
--enable-shmop --with-readline \
--enable-pcntl --enable-fpm \
--enable-intl --enable-zip \
--with-imap --with-mysqli=mysqlnd \
--enable-calendar --prefix=/usr/local \
--enable-huge-code-pages \
--with-mysql-sock=/var/run/mysqld/mysqld.sock \
--with-config-file-scan-dir=/etc/php7/conf.d \
--with-config-file-path=/etc/php7</code></pre>
</section>
<section id="phpconf2">
<p class="example">php.ini</p>
<pre><code class="ini" data-trim>[PHP]
zend.multibyte=On
date.timezone=&quot;America/Los_Angeles&quot;
display_startup_errors=On
zend.enable_gc=Off
include_path=&quot;/usr/local/lib/php&quot;
default_charset=&quot;UTF-8&quot;
error_reporting=-1
variables_order=GPCS
sendmail_path=&quot;&quot;
max_execution_time=60
memory_limit=512M
post_max_size=1024M
cgi.force_redirect=0
cgi.fix_pathinfo=1
magic_quotes=0
magic_quotes_gpc=0
user_ini.filename=
realpath_cache_size=2M
cgi.check_shebang_line=0
max_input_vars=1000
max_file_uploads=50
zend_extension=opcache.so
opcache.enable=1
opcache.memory_consumption=256
opcache.interned_strings_buffer=8
opcache.max_accelerated_files=10000
opcache.revalidate_freq=60
opcache.fast_shutdown=1
opcache.enable_cli=1
opcache.huge_code_pages=1</code></pre>
</section>
<section id="phpconf3">
<p class="example">php-fpm.d/www.conf</p>
<pre><code class="ini" data-trim>[www]
user = www-data
group = www-data
listen = /var/run/php-fpm.sock
listen.owner = www-data
listen.group = www-data
listen.mode = 0660
pm = static
pm.max_children = 10
pm.status_path = /status
ping.path = /ping
ping.response = pong</code></pre>
</section>
<section id="nginxconf1">
<p class="example">nginx.conf</p>
<pre><code class="nginx" data-trim>user www-data;
worker_processes 4;
pid /var/run/nginx.pid;
events {
worker_connections 768;
}
http {
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
include /etc/nginx/mime.types;
default_type application/octet-stream;
access_log /var/log/nginx/access.log;
error_log /var/log/nginx/error.log;
gzip on;
gzip_disable &quot;msie6&quot;;
include /etc/nginx/conf.d/*.conf;
include /etc/nginx/sites-enabled/*;
}</code></pre>
</section>
<section id="nginxconf2">
<p class="example">php.conf</p>
<pre><code class="nginx" data-trim>location ~ \.php {
include fastcgi_params;
fastcgi_keep_conn on;
fastcgi_index index.php;
fastcgi_split_path_info ^(.+\.php)(/.+)$;
fastcgi_param PATH_INFO $fastcgi_path_info;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_intercept_errors on;
fastcgi_pass unix:/var/run/php-fpm.sock;
}</code></pre>
<p class="example">hhvm.conf</p>
<pre><code data-trim>location ~ \.php$ {
include fastcgi_params;
fastcgi_keep_conn on;
fastcgi_pass unix:/var/run/hhvm/server.sock;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
}</code></pre>
</section>
<section id="nginxconf3">
<p class="example">sites-enabled/wordpress</p>
<pre><code class="nginx" data-trim>server {
listen 80;
server_name wordpress;
root /var/www/wordpress;
access_log /var/log/nginx/wordpress-access.log;
error_log /var/log/nginx/wordpress-error.log;
location / {
index index.html index.htm index.php;
autoindex on;
}
location ~ /\. { return 403; }
include backend.conf;
}</code></pre>
</section>
<section id="hhvmconf1">
<p class="p" style="font-size:1em;">HipHop VM 3.10.1 (rel) from http://dl.hhvm.com/ubuntu</p>
<p class="example">server.ini</p>
<pre><code class="ini" data-trim>pid = /var/run/hhvm/pid
hhvm.server.file_socket = /var/run/hhvm/server.sock
hhvm.server.type = fastcgi
hhvm.server.default_document = index.php
hhvm.log.use_log_file = true
hhvm.log.file = /var/log/hhvm/error.log
hhvm.repo.central.path = /var/run/hhvm/hhvm.hhbc</code></pre>
<p class="example">php.ini</p>
<pre><code class="ini" data-trim>session.save_handler = files
session.save_path = /var/lib/php5
session.gc_maxlifetime = 1440
hhvm.log.level = Warning
hhvm.log.always_log_unhandled_exceptions = true
hhvm.log.runtime_error_reporting_level = 8191
hhvm.mysql.typed_results = false</code></pre>
</section> </section>
<section>
<section id="drupalbench">
<div id="drupalbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/drupalbench.js"></script>
</section> </section>
<section>
<section id="wpbench">
<div id="wpbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/wpbench.js"></script>
</section>
<section id="fdo">
<p class="p" style="font-size:1.1em;text-align:center;">GCC Feedback-Directed Optimization (FDO)</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1em;">$ make clean
$ make -j8 prof-gen
...
$ sapi/cgi/php-cgi -T 1000 /var/www/wordpress/index.php &gt; /dev/null
$ make prof-clean
$ make -j8 prof-use</code></pre>
</section>
<section id="wpbench_fdo">
<div id="wpbench_fdo_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/wpbench_fdo.js"></script>
</section> </section>
<section>
<section id="bbbench">
<div id="bbbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/bbbench.js"></script>
</section> </section>
<section>
<section id="mwbench">
<div id="mwbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/mwbench.js"></script>
</section> </section>
<section>
<section id="opencartbench">
<div id="opencartbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/opencartbench.js"></script>
</section> </section>
<section>
<section id="wardrobebench">
<div id="wardrobebench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/wardrobebench.js"></script>
</section> </section>
<section>
<section id="geeklogbench">
<div id="geeklogbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/geeklogbench.js"></script>
</section> </section>
<section>
<section id="magentobench">
<div id="magentobench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/magentobench.js"></script>
</section> </section>
<section>
<section id="traqbench">
<div id="traqbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/traqbench.js"></script>
</section>
<section id="traqfix">
<p class="p" style="font-size:1.1em;text-align:left;">Had to fix one line of code in the Avalon database library:</p>
<pre><code data-trim style="font-size:1em;">diff --git a/database/model.php b/database/model.php
index 6c5f7da..c93e726 100644
--- a/database/model.php
+++ b/database/model.php
@@ -397,7 +397,7 @@ public function __get($var) {
$belongs_to['column'] = $var . '_id';
}
$model = $belongs_to['model'];
- return $this-&gt;$var = $model::find($belongs_to['foreign_key'], $this-&gt;$belongs_to['column']);
+ return $this-&gt;$var = $model::find($belongs_to['foreign_key'], $this-&gt;{$belongs_to['column']});
} else {
$val = $this-&gt;$var;</code></pre>
</section> </section>
<section>
<section id="cachetbench">
<div id="cachetbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/cachetbench.js"></script>
</section> </section>
<section>
<section id="moodlebench">
<div id="moodlebench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/moodlebench.js"></script>
</section> </section>
<section>
<section id="zencartbench">
<div id="zencartbench_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/nov3/zencartbench.js"></script>
</section> </section>
<section>
<section id="smem">
<p class="p" style="font-size:1.3em;text-align:left;">Measuring Memory Use</p>
<ul>
<li style="font-size: 0.8em;list-style-type: none;">VSZ - Virtual Memory Size (swapped out, shared libs, everything)</li>
<li style="font-size: 0.8em;list-style-type: none;">RSS - Resident Set Size (everything not swapped out)</li>
<li style="font-size: 0.8em;list-style-type: none;">SIZE - Data segment of the process</li>
</ul>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">debian:/home/rasmus# ps ef -o command,vsize,rss,size -C php-fpm
COMMAND VSZ RSS SIZE
php-fpm: master process (/u 459152 9912 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304
\_ php-fpm: pool www 459152 7732 3304</code></pre>
</section>
<section id="smemtop">
<p class="p" style="font-size:1.3em;text-align:left;">top isn't helpful either</p>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">debian:/home/rasmus# top -p $(pgrep -d , php-fpm)
top - 07:04:14 up 19 days, 15:21, 1 user, load average: 0.00, 0.04, 0.51
Tasks: 11 total, 0 running, 11 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.0 us, 0.0 sy, 0.0 ni, 99.9 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 16355868 total, 15789244 used, 566624 free, 493148 buffers
KiB Swap: 0 total, 0 used, 0 free. 13514376 cached Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
13950 root 20 0 459152 9912 6016 S 0.0 0.1 0:00.02 php-fpm
13951 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13952 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13953 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13954 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13955 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13956 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13957 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13958 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13959 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm
13960 www-data 20 0 459152 7732 3836 S 0.0 0.0 0:00.00 php-fpm</code></pre>
</section>
<section id="smembaseintro">
<p class="p" style="font-size:1.3em;text-align:left;">smem!</p>
<ul>
<li style="font-size: 0.8em;list-style-type: none;">USS - Unique Set Size</li>
<li style="font-size: 0.8em;list-style-type: none;">PSS - Proportional Set Size</li>
<li style="font-size: 0.8em;list-style-type: none;">RSS - Resident Set Size</li>
</ul>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">debian:/home/rasmus# smem -t -k -U www-data -P &quot;.*php-fpm&quot;
PID User Command Swap USS PSS RSS
12570 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12571 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12572 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12573 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12574 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12575 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12576 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12577 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12578 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
12579 www-data php-fpm: pool www 0 156.0K 621.0K 7.6M
-------------------------------------------------------------------------------
10 1 0 1.5M 6.1M 75.9M</code></pre>
</section>
<section id="smemload">
<p class="p" style="font-size:1.3em;text-align:left;">Serving Drupal 8</p>
<pre><code class="shell nohighlight" data-trim style="font-size:0.9em;">debian:/home/rasmus# smem -t -k -U www-data -P &quot;.*php-fpm&quot;
PID User Command Swap USS PSS RSS
13233 www-data php-fpm: pool www 0 792.0K 1.3M 9.2M
13231 www-data php-fpm: pool www 0 792.0K 1.3M 9.2M
13235 www-data php-fpm: pool www 0 792.0K 1.3M 9.2M
13232 www-data php-fpm: pool www 0 796.0K 1.3M 9.2M
13234 www-data php-fpm: pool www 0 792.0K 1.3M 9.3M
13227 www-data php-fpm: pool www 0 808.0K 1.3M 9.2M
13229 www-data php-fpm: pool www 0 808.0K 1.3M 9.2M
13230 www-data php-fpm: pool www 0 808.0K 1.3M 9.2M
13226 www-data php-fpm: pool www 0 808.0K 1.3M 9.2M
13228 www-data php-fpm: pool www 0 808.0K 1.3M 9.3M
-------------------------------------------------------------------------------
10 1 0 7.8M 12.9M 92.4M</code></pre>
</section> </section>
<section>
<section id="smembase">
<div id="smembase_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smembase.js"></script>
</section> </section>
<section>
<section id="smemdrupal">
<div id="smemdrupal_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smemdrupal.js"></script>
</section> </section>
<section>
<section id="smemwp">
<div id="smemwp_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smemwp.js"></script>
</section> </section>
<section>
<section id="smembb">
<div id="smembb_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smembb.js"></script>
</section> </section>
<section>
<section id="smemmoodle">
<div id="smemmoodle_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smemmoodle.js"></script>
</section> </section>
<section>
<section id="smemwardrobe">
<div id="smemwardrobe_container" class="stretch" style="margin: 0 auto"></div>
<script src="presentations/slides/intro/smemwardrobe.js"></script>
</section> </section>
<section>
<section id="bc7">
<h1 style="text-align:center;">Top-3 Things that might bite you</h1>
<br/>
<br/>
<br/>
<p class="p" style="font-size:1.5em;text-align:center;">For the full list see</p>
<div align="center" style="font-size: 1.25em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: -0.75em; margin-bottom: ;"><a href="http://php.net/manual/en/migration70.php" target="">php.net/migration70</a></div>
</section>
<section id="bc7_1">
<p class="p" style="font-size:1.1em;text-align:left;">Left-to-right semantics for complicated expressions</p>
<pre><code class="php" data-trim style="font-size:1.1em;">$$foo['bar']['baz'] // interpreted as ($$foo)['bar']['baz']
$foo-&gt;$bar['baz'] // interpreted as ($foo-&gt;$bar)['baz']
$foo-&gt;$bar['baz']() // interpreted as ($foo-&gt;$bar)['baz']()
Foo::$bar['baz']() // interpreted as (Foo::$bar)['baz']()</code></pre>
<p class="p" style="font-size:0.8em;text-align:left;">To restore the previous behaviour add explicit curly braces:</p>
<pre><code class="php" data-trim style="font-size:1.1em;">${$foo['bar']['baz']}
$foo-&gt;{$bar['baz']}
$foo-&gt;{$bar['baz']}()
Foo::{$bar['baz']}()</code></pre>
<p class="p" style="font-size:0.8em;text-align:left;">Detection: phan or unit test failures</p>
</section>
<section id="bc7_2">
<p class="p" style="font-size:1.1em;text-align:left;">Removed support for /e (PREG_REPLACE_EVAL) modifier</p>
<pre><code class="php" data-trim style="font-size:1.1em;">echo preg_replace('/:-:(.*?):-:/e', '$this-&gt;pres-&gt;\\1', $text);</code></pre>
<p class="p" style="font-size:0.8em;text-align:left;">Change to:</p>
<pre><code class="php" data-trim style="font-size:1.1em;">echo preg_replace_callback(
'/:-:(.*?):-:/',
function($matches) {
return $this-&gt;pres-&gt;{$matches[1]}; // Careful!
},
$text);</code></pre>
<p class="p" style="font-size:0.8em;text-align:left;">Detection: grep, warnings in logs or unit test failures</p>
</section>
<section id="bc7_3">
<p class="p" style="font-size:1.1em;text-align:left;">Invalid octal literals now produce a parse error</p>
<pre><code class="php" data-trim style="font-size:1.1em;">echo 05678; // PHP 5.x outputs 375</code></pre>
<pre class="output" style="font-size:0.5em;">Parse error: Invalid numeric literal in file.php on line 2 </pre> <p class="p" style="font-size:0.8em;text-align:left;">Detecting parse errors is easy: php -l</p>
</section> </section>
<section>
<section id="phan">
<h1 style="text-align:center;">Static Analysis</h1>
<br/>
<br/>
<br/>
<div align="center" style="font-size: 1.25em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/rlerdorf/phan" target="">github.com/rlerdorf/phan</a></div>
</section>
<section id="phan1">
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">% phan -h
Usage: phan [options] [files...]
-f &lt;filename&gt; A file containing a list of PHP files to be analyzed
-q Quick mode - doesn't recurse into all function calls
-b Check for potential PHP 5 -&gt; PHP 7 BC issues
-i Ignore undeclared functions and classes
-c Comma-separated list of classes that require parent::__construct() to be called
-m &lt;mode&gt; Output mode: verbose, short, json, csv
-o &lt;filename&gt; Output filename
-p Show progress bar
-g [node_name] Output a graphviz (.gv) file of the class hierarchy
-a Dump AST of provides files (for debugging)
-s Dump scope tree (for debugging)
-u Dump user defined functions (for debugging)
-h This help</code></pre>
</section>
<section id="phan2">
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">% phan -b display.php
Files scanned: 1
Time: 0.13s
Classes: 8
Methods: 55
Functions: 5
Closures: 5
Traits: 0
Conditionals: 307
Issues found: 1
display.php:416 CompatError expression may not be PHP 7 compatible</code></pre>
<pre><code data-trim style="font-size:1em;">echo preg_replace('/:-:(.*?):-:/e', '$this-&gt;pres-&gt;\\1', $text);</code></pre>
<pre><code data-trim style="font-size:1em;">echo preg_replace_callback(
'/:-:(.*?):-:/',
function($matches) {
return $this-&gt;pres-&gt;$matches[1]; // Oops!
},
$text);</code></pre>
<pre><code data-trim style="font-size:1em;">echo preg_replace_callback(
'/:-:(.*?):-:/',
function($matches) {
return $this-&gt;pres-&gt;{$matches[1]}; // Ok
},
$text);</code></pre>
</section>
<section id="phan3">
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">% git clone https://github.com/Seldaek/monolog.git
% cd monolog
% find . -name '*.php' | grep -v test &gt; filelist.txt
% phan -i -b -f filelist.txt
Files scanned: 81
Time: 0.22s
Classes: 81
Methods: 437
Functions: 0
Closures: 13
Traits: 0
Conditionals: 363
Issues found: 21
./src/Monolog/Logger.php:320 CompatError expression may not be PHP 7 compatible
./src/Monolog/Logger.php:445 CompatError expression may not be PHP 7 compatible
./src/Monolog/Registry.php:119 CompatError expression may not be PHP 7 compatible
./src/Monolog/Handler/NewRelicHandler.php:55 TypeError Default value for string $level can't be int
./src/Monolog/Handler/RedisHandler.php:41 TypeError Default value for integer $capSize can't be bool
./src/Monolog/Formatter/NormalizerFormatter.php:62 TypeError arg#1(val) is array but is_infinite() takes float
./src/Monolog/Formatter/NormalizerFormatter.php:65 TypeError arg#1(val) is array but is_nan() takes float
./src/Monolog/Formatter/NormalizerFormatter.php:94 TypeError arg#1(e) is array but Monolog\Formatter\NormalizerFormatter::normalizeException() takes Except
ion defined at ./src/Monolog/Formatter/NormalizerFormatter.php:115
./src/Monolog/Formatter/NormalizerFormatter.php:98 TypeError arg#1(object) is array but method_exists() takes object|string
./src/Monolog/Formatter/NormalizerFormatter.php:105 TypeError arg#1(object) is array but get_class() takes object
./src/Monolog/Formatter/GelfMessageFormatter.php:60 TypeError property is declared to be string but was assigned null
./src/Monolog/Handler/StreamHandler.php:124 TypeError return void but getDirFromStream() is declared to return null|string
./src/Monolog/Handler/SocketHandler.php:219 TypeError arg#2(seconds) is float but stream_set_timeout() takes int
./src/Monolog/Handler/SocketHandler.php:219 TypeError arg#3(microseconds) is float but stream_set_timeout() takes int
./src/Monolog/Handler/FirePHPHandler.php:81 TypeError return array but createRecordHeader() is declared to return string
./src/Monolog/Handler/FirePHPHandler.php:153 TypeError arg#1(array_arg) is string but current() takes array
./src/Monolog/Handler/FirePHPHandler.php:154 TypeError arg#1(array_arg) is string but key() takes array
./src/Monolog/Handler/FirePHPHandler.php:154 TypeError arg#1(array_arg) is string but current() takes array
./src/Monolog/Handler/SwiftMailerHandler.php:83 TypeError arg#1(content) is null but Monolog\Handler\SwiftMailerHandler::buildMessage() takes string define
d at ./src/Monolog/Handler/SwiftMailerHandler.php:55
./src/Monolog/Handler/NewRelicHandler.php:66 TypeError property is declared to be string but was assigned null
./src/Monolog/Handler/ChromePHPHandler.php:178 TypeError return int but headersAccepted() is declared to return boolean</code></pre>
</section> </section>
<section>
<section id="deploy">
<h1 style="text-align:center;">Let's deploy it!</h1>
</section>
<section id="deploy0">
<p class="p" style="font-size:2em;text-align:left;">Atomic</p>
<p class="p" style="font-size:2em;text-align:left;">No performance hit</p>
<ul>
<li style="font-size: 1.5em;">No restarts</li>
<li style="font-size: 1.5em;">No LB removal</li>
<li style="font-size: 1.5em;">No thundering herd</li>
<li style="font-size: 1.5em;">Cache reuse</li>
</ul>
</section>
<section id="deploy1">
<p class="p" style="font-size:1.1em;text-align:left;">Must be able to serve two versions of the site concurrently!</p>
<img src="/presentations/slides/intro/atomic_deploy1.png" width="" height="">
</section>
<section id="deploy2">
<img src="/presentations/slides/intro/atomic_deploy2.png" width="" height="">
</section>
<section id="deploy3">
<p class="p" style="font-size:1.1em;text-align:left;">Requests that begin on DocumentRoot A must finish on A</p>
</section>
<section id="deploy4">
<p class="p" style="font-size:1.1em;text-align:left;">Set the DocumentRoot to symlink target!</p>
<p class="p" style="font-size:1.1em;text-align:left;">Easy with nginx</p>
<pre><code class="ini" data-trim style="font-size:1.1em;">fastcgi_param DOCUMENT_ROOT $realpath_root</code></pre>
<p class="p" style="font-size:1.1em;text-align:left;">Apache</p>
<div align="left" style="font-size: 1.25em; color: ; text-align: left; margin-left: 1em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/mod_realdoc" target="">github.com/etsy/mod_realdoc</a></div>
</section>
<section id="deploy5">
<p class="p" style="font-size:1.1em;text-align:left;">Avoid hardcoding full paths</p>
<p class="p" style="font-size:1.1em;text-align:left;">Watch your include_path setting</p>
<p class="p" style="font-size:1.1em;text-align:left;">incpath extension can resolve your include_path for you</p>
<div align="left" style="font-size: 1.25em; color: ; text-align: left; margin-left: 1em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/incpath" target="">https://github.com/etsy/incpath</a></div>
</section>
<section id="deploy6">
<p class="p" style="font-size:1.1em;text-align:left;">Version all static assets</p>
<p class="p" style="font-size:1.1em;text-align:left;">DB Schema changes need special care</p>
</section> </section>
<section>
<section id="etsy_deploy">
<h2 style="text-align:center;">How do you manage deploys?</h2>
</section>
<section id="etsy_deploy0">
<p class="p" style="font-size:2em;text-align:left;">At Etsy we use irc</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.1em;">Channel: #push Topic: &lt;prod&gt; *joe *steve frank|bob
devbot: Swapping symlinks. Your code is about to start taking production traffic
pushbot: joe steve frank : Your code is live. Time to watch graphs: http://et.sy/abcd
Rasmus: .join
*** pushbot has changed the topic on #push to &lt;prod&gt; joe steve frank|bob Rasmus
frank: .good
*** pushbot has changed the topic on #push to &lt;prod&gt; *joe *steve *frank|bob Rasmus
joe: .done
*** pushbot has changed the topic on #push to &lt;prod&gt; bob Rasmus
pushbot: bob Rasmus: You're up
bob: .in
*** pushbot has changed the topic on #push *bob Rasmus
Rasmus: .in
*** pushbot has changed the topic on #push *bob *Rasmus</code></pre>
</section>
<section id="etsy_deploy1">
<p class="p" style="font-size:2em;text-align:left;">pushbot commands</p>
<ul>
<li style="list-style-type: none;"><strong>.join</strong>    - join push queue</li>
<li style="list-style-type: none;"><strong>.in</strong>        - code has been pushed</li>
<li style="list-style-type: none;"><strong>.good</strong> - your stuff looks good</li>
<li style="list-style-type: none;"><strong>.uhoh</strong> - your stuff looks bad</li>
<li style="list-style-type: none;"><strong>.hold</strong>  - there is a problem, hold everything</li>
<li style="list-style-type: none;"><strong>.nm</strong>     - never mind (leave queue)</li>
<li style="list-style-type: none;"><strong>.done</strong> - push done</li>
</ul>
</section>
<section id="etsy_deploy2">
<img src="/presentations/slides/intro/deployinator.png" width="" height="">
</section>
<section id="etsy_deploy3">
<pre><code class="shell nohighlight" data-trim style="font-size:1.1em;">Channel: #push Topic: &lt;princess&gt; bob Rasmus
Jenkins: Starting build #36803 for job qa
Jenkins: Starting build #38784 for job princess
Jenkins: Project qa build #36803: SUCCESS in 6 min 19 sec: http://ci.etsy/job/qa/36803/
pushbot: bob Rasmus : qa tests have passed
devbot: [who_tried] Everyone in this push has run Try recently. w00t!
Jenkins: Project princess build #38784: SUCCESS in 1 min 10 sec: http://ci.etsy/job/princess/38784/
pushbot: bob Rasmus : princess tests have passed
bob: .good
Rasmus: .good
*** pushbot has changed the topic on #push to &lt;princess&gt; *bob *Rasmus
pushbot: bob Rasmus : everyone is ready, checking on Jenkins...
Jenkins: qa: last build: 36803 (9 min 5 sec ago): SUCCESS: http://ci.etsy/job/qa/36803/
Jenkins: princess: last build: 38784 (2 min 54 sec ago): SUCCESS: http://ci.etsy/job/princess/38784/</code></pre>
</section>
<section id="etsy_deploy4">
<p class="p" style="font-size:2.5em;text-align:left;">Deploy to Production:</p>
<ul>
<li style="font-size: 2em;">ssh to deploy host</li>
<li style="font-size: 2em;">dsh to all targets</li>
<li style="font-size: 2em;">rsync files</li>
</ul>
</section>
<section id="etsy_deploy5">
<pre><code class="shell nohighlight" data-trim style="font-size:1.1em;">Channel: #push Topic: &lt;prod&gt; bob Rasmus
devbot: Swapping symlinks. Your code is about to start taking production traffic
pushbot: bob Rasmus : Your code is live. Time to watch graphs: http://etsy/et5cp
Jenkins: Starting build #39452 for job prod
pushbot: bob Rasmus : prod tests have passed
Jenkins: Project prod build #39452: SUCCESS in 30 sec: http://ci.etsy/job/prod/39452/
bob: .good
Rasmus: .good
*** pushbot has changed the topic on #push to &lt;prod&gt; *bob *Rasmus
pushbot: bob Rasmus : everyone is ready, checking on Jenkins...
Jenkins: prod: last build: 39452 (1 min 39 sec ago): SUCCESS: http://ci.etsy/job/prod/39452/
bob: .done
pushbot: clear
*** pushbot has changed the topic on #push to clear</code></pre>
</section>
<section id="etsy_deploy6">
<p class="p" style="font-size:2.5em;text-align:left;">Graph Everything!</p>
<ul>
<li style="font-size: 2em;">Statsd</li>
<li style="font-size: 2em;">Ganglia</li>
<li style="font-size: 2em;">Graphite</li>
</ul>
</section>
<section id="etsy_deploy7">
<p class="p" style="font-size:2.5em;text-align:left;">Log Everything!</p>
<ul>
<li style="font-size: 2em;">logster</li>
<li style="font-size: 2em;">Supergrep</li>
<li style="font-size: 2em;">Logstash</li>
<li style="font-size: 2em;">Elastic Search</li>
</ul>
</section>
<section id="etsy_deploy8">
<ul>
<li style="font-size: 1.5em;">Commit to master</li>
<li style="font-size: 1.5em;">Deploy from HEAD</li>
<li style="font-size: 1.5em;">Branches?</li>
<li style="font-size: 1.5em;">Branches are in code via feature flags</li>
</ul>
</section>
<section id="etsy_deploy9">
<p class="p" style="font-size:2.5em;text-align:left;">Blameless post-mortems</p>
</section>
<section id="etsy_deploy10">
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/deployinator" target="">github.com/etsy/deployinator</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/statsd" target="">github.com/etsy/statsd</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/logster" target="">github.com/etsy/logster</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/morgue" target="">github.com/etsy/morgue</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/feature" target="">github.com/etsy/feature</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/supergrep" target="">github.com/etsy/supergrep</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/PushBot" target="">github.com/etsy/PushBot</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/etsy/TryLib" target="">github.com/etsy/TryLib</a></div>
</section> </section>
<section>
<section id="driveshaft">
<h2 style="text-align:center;">Using Gearman?</h2>
<h2 style="text-align:center;">Check out Driveshaft!</h2>
<div align="center" style="font-size: 1.2em; color: ; text-align: center; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/keyurdg/driveshaft" target="">github.com/keyurdg/driveshaft</a></div>
</section>
<section id="driveshaft1">
<ul>
<li style="font-size: 1.5em;">Manages pools of workers</li>
<li style="font-size: 1.5em;">Registers jobs with Gearmand for each pool</li>
<li style="font-size: 1.5em;">Jobs are run by hitting an endpoint over HTTP/S</li>
</ul>
</section>
<section id="driveshaft2">
<pre><code class="json" data-trim style="font-size:1.1em;">{
&quot;gearman_servers_list&quot;:
[
&quot;localhost&quot;
],
&quot;pools_list&quot;:
{
&quot;ShopStats&quot;:
{
&quot;job_processing_uri&quot;: &quot;http://localhost/job.php&quot;,
&quot;worker_count&quot;: 20,
&quot;jobs_list&quot;:
[
&quot;ShopStats&quot;
]
},
&quot;Newsfeed&quot;:
{
&quot;job_processing_uri&quot;: &quot;http://localhost/job.php&quot;,
&quot;worker_count&quot;: 10,
&quot;jobs_list&quot;:
[
&quot;Newsfeed&quot;
]
},
&quot;Regular&quot;:
{
&quot;job_processing_uri&quot;: &quot;http://localhost/job.php&quot;,
&quot;worker_count&quot;: 5,
&quot;jobs_list&quot;:
[
&quot;Sum3&quot;,
&quot;Sum&quot;,
&quot;Sum2&quot;
]
}
}
}</code></pre>
</section> </section>
<section>
<section id="php_contribute">
<img src="/presentations/slides/intro/rasmus_php7.jpg" align="center" width="" height="">
</section>
<section id="php_contribute0">
<h2>Test your applications</h2>
<h2>Test your extensions</h2>
</section>
<section id="php_contribute1">
<h2>It is really easy!</h2>
</section>
<section id="php_contribute2">
<p class="p" style="font-size:1.5em;text-align:left;">Full Vagrant Debian Dev Environment</p>
<p class="p" style="font-size:1.2em;text-align:left;">Or if you prefer Docker:</p>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: ; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/janatzend/docker-php7-nightly-build" target="">github.com/janatzend/docker-php7-nightly-build</a></div>
</section>
<section id="php_contribute25">
<p class="p" style="font-size:1.5em;text-align:left;">Install Vagrant and Virtualbox</p>
<p class="p" style="font-size:1.2em;text-align:left;">Then:</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.2em;">$ git clone https://github.com/rlerdorf/php7dev.git
$ cd php7dev
$ vagrant up
... (takes a bit - it is downloading 1.5G)
$ vagrant ssh</code></pre>
<p class="p" style="font-size:1.1em;text-align:left;">It will NAT, DHCP and also has a fixed address of 192.168.7.7</p>
</section>
<section id="php_contribute3">
<p class="p" style="font-size:1.1em;text-align:left;">http://192.168.7.7/ will show you the PHP 7 phpinfo() page</p>
<p class="p" style="font-size:1.1em;text-align:left;">Now you have a working Rasmus-approved dev box on your network</p>
</section>
<section id="php_contribute4">
<p class="p" style="font-size:1.1em;text-align:left;">Switching PHP versions is trivial</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.2em;">vagrant@php7dev:~$ newphp 56
Activating PHP 5.6.6-dev and restarting php-fpm
vagrant@php7dev:~$ newphp 7 debug
Activating PHP 7.0.0-dev and restarting php-fpm</code></pre>
<p class="p" style="font-size:1.1em;text-align:left;">24 pre-compiled versions</p>
<pre><code class="shell nohighlight" data-trim style="font-size:0.8em;">/usr/local/php53 /usr/local/php55 /usr/local/php70
/usr/local/php53-debug /usr/local/php55-debug /usr/local/php70-debug
/usr/local/php53-debug-zts /usr/local/php55-debug-zts /usr/local/php70-debug-zts
/usr/local/php53-zts /usr/local/php55-zts /usr/local/php70-zts
/usr/local/php54 /usr/local/php56 /usr/local/php71
/usr/local/php54-debug /usr/local/php56-debug /usr/local/php71-debug
/usr/local/php54-debug-zts /usr/local/php56-debug-zts /usr/local/php71-debug-zts
/usr/local/php54-zts /usr/local/php56-zts /usr/local/php71-zts</code></pre>
</section>
<section id="php_contribute5">
<p class="p" style="font-size:1.1em;text-align:left;">Build any version</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.2em;">$ makephp 7
Build log in /tmp/build.log
Building PHP 7.0
configuring...
compiling...
installing...
done
Building PHP 7.0-debug
configuring...
compiling...
installing...
done</code></pre>
</section>
<section id="php_contribute5a">
<p class="p" style="font-size:1.1em;text-align:left;">or manually</p>
<pre><code class="shell nohighlight" data-trim style="font-size:1.2em;">$ cd php-src
$ git checkout PHP-5.6
$ git pull -r
$ make distclean
$ ./buildconf -f
$ ./cn56
$ make
$ sudo make install</code></pre>
</section> </section>
<section>
<section id="thank_you">
<h2 style="text-align:center;">Thank You</h2>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/rlerdorf/php7dev" target="">https://github.com/rlerdorf/php7dev</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://github.com/rlerdorf/phan" target="">https://github.com/rlerdorf/phan</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href="https://bugs.php.net" target="">https://bugs.php.net</a></div>
<div align="left" style="font-size: 1.2em; color: ; text-align: left; margin-left: 2em; margin-right: ; margin-top: ; margin-bottom: ;"><a href=":-:url:-:" target="">http://talks.php.net/afup15</a></div>
<br/>
<br/>
<br/>
<p class="p" style="font-size:1.1em;">Report Bugs</p>
<p class="p" style="font-size:1.1em;">Useful bug reports, please!</p>
</section> </section>
</div>
</div>
<script src="/reveal.js/lib/js/head.min.js"></script>
<script src="/reveal.js/js/reveal.js"></script>
<script>
Reveal.initialize({
controls: true,
progress: true,
history: true,
center: true,
width: 1024,
height: 768,
transition: 'slide', // none/fade/slide/convex/concave/zoom
transitionSpeed: 'fast',
// Optional reveal.js plugins
dependencies: [
{ src: '/reveal.js/lib/js/classList.js', condition: function() { return !document.body.classList; } },
{ src: '/highlight.min.js', async: true, condition: function() { return !!document.querySelector( 'pre code' ); }, callback: function() { hljs.initHighlightingOnLoad(); } },
{ src: '/reveal.js/plugin/zoom-js/zoom.js', async: true },
{ src: '/reveal.js/plugin/notes/notes.js', async: true }
]
});
/* This draws the graph on the slide on a slidechanged event */
Reveal.addEventListener('slidechanged', function(event) {
var callback = "render_"+event.currentSlide.id;
if(typeof(window[callback])=="function") {
window[callback]();
}
} );
/* This draws the graph if we got here directly without coming from another slide */
Reveal.addEventListener('ready', function(event) {
var callback = "render_"+event.currentSlide.id;
if(typeof(window[callback])=="function") {
window[callback]();
}
} );
</script>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink