How to Optimize WordPress Performance

1 Measuring Site Performance 21:08
1.1 If You Can Measure, You Can Optimize 1:10
1.2 Using Query Monitor 3:51
1.3 Conducting Remote Performance Tests 14:58
1.4 Performance Recap 1:09
2 Installing Memcached 21:18
2.1 Intro to Object Caching 4:17
2.2 Installing & Testing Memcached 4:47
2.3 Teach PHP to speak Memcached 3:12
2.4 Teaching WordPress to use Memcached 9:02
3 Using Object Caching 30:28
3.1 Analyzing a Poor-Performing Plugin 9:36
3.2 Introducing Caching to a Plugin 8:06
3.3 How to Refresh the Cache on the Back-End 12:46
4 Using Bat Cache 27:07
4.1 Intro to Page Caching 1:49
4.2 Using Siege to Test Performance 11:23
4.3 Installing Bat Cache 7:37
4.4 Testing Bat Cache using Siege 6:18
5 Using Varnish 29:54
5.1 Intro to Varnish 2:24
5.2 Installing Varnish 4.0 7:10
5.3 Configuring Varnish to Cache WordPress 14:44
5.4 Testing Varnish Performance with Siege 5:36
6 Improving Front-End Performance 1.5 hours
6.1 Another look at WebPageTest.org 11:30
6.2 Minifying & Concatenating JS and CSS 17:37
6.3 DNS Prefetch Explained! 7:59
6.4 Forcing jQuery (and other JS) into the footer 10:31
6.5 Loading web fonts asynchronously 11:52
6.6 Final Performance Results & Explanation 3:59