Lots of our team members found our web site is really slow these days, they are asking us to investigate the issue and optimize our website
We running the online tool http://www.webpagetest.org to test our website’s performance and we get the following result:
What is Time to First Byte?
|First Byte Time||Applicable Objects||Time to First Byte for the page (back-end processing + redirects)|
|What is checked||The target time is the time needed for the DNS, socket and SSL negotiations + 100ms. A single letter grade will be deducted for every 100ms beyond the target.|
- Disable all the un-used plugins. Some wp plugins are CPU intensive costing, it is better to disable those you don’t need.
- Using WP Super Cache. In the settings, turn on the Caching to Caching on. In CDN,also enable the Enable CDN Support.
After these two steps,I got
The time to first byte resolved.