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Glacial Profiling

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My lightning talk on things you can do to figure out what's slowing down your WordPress site.

My lightning talk on things you can do to figure out what's slowing down your WordPress site.

Published in: Technology, Business

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  • Transcript

    • 1. Glacial ProfilingFigu ri ng ou t w h y you r web si te is sl o w
    • 2. Obvious thingsWeb page size ( > 1MB?)External calls on end user (facebook, twitter,ads)External calls on page load
    • 3. External Calls on userhttp://tools.pingdom.comhttp://www.webpagetest.orgpagespeed extensionhttps://developers.google.com/pagespeed/
    • 4. Tools to Speed things upRackspace Cloud Files CDNMaxCDN - Pull Zone CDN (easiest to implement)Torbit - Dynamic HTML optimizationCloudflare
    • 5. Profiling on the BackendDebugging PHP Xdebug Xhprof New Relic
    • 6. WordPress Calls
    • 7. More Profiling
    • 8. Client friendly map
    • 9. Other obvious thingsMySQL Slow Query log Turn it off when you’re done debugging In development mode turn on log queries that don’t use an index.Notices and warnings Write clean code, don’t just surpress errors.