This clearly isn’t a DNS problem since “wait time” is counted after domain was resolved and connection to server has been established. What you can start with on WordPress level is getting a plugin which will show you is this time is actually spent inside WP page load. Laps (disclosure — developed by me) or … Read more
Would using static home page and wordpress only as a blog increase page speed instead of using a WordPress template to run the whole show? If it did, it would only increase the speed of the homepage. Would I achieve the same effect using cache tools? As a general rule yes – all cached pages … Read more
No, the wp_get_attachment_image_src function calls image_downsize, which in turn calls image_get_intermediate_size itself. It doesn’t cause generation of the images, it is simply getting the relevant images from the meta and choosing the correct one to use.
Apparently, WP-Cron jobs are run in a separate process. This can raise some issues, but at least the answer to the question above is: yes, a time-consuming action can be scheduled with WP-Cron. The triggering HTTP request won’t be delayed because of it.
What’s the best way to dequeue / remove uncooperative scripts and styles?
WordPress slow even use blank template
Based on the result from Pingdom (https://tools.pingdom.com/#!/TlPTR/http://109.74.4.178/lotustravel/) it looks like the redirects are all from your advertising providers. So you don’t have much choice in how they work and there redirects.
Best practice for plugins which are not hosted on wordpress.org is to hook into the wordpress update workflow, and do the version check request at that time. This means that updates are being checked only when core decides that it is time to check, which usually happens at an admin page load once every 7 … Read more
You could activate the Query Monitor plugin and then load the post(s) / page(s) that are giving you trouble. It will show you where the slowness is being caused, core, theme, plugin A or Plugin B. It is often possible to speed up a slow query by adding the appropriate index. Try reading this article … Read more
REST api v2 how can modify respond types and make custom DTO for better performance