Since you already have the “Don’t cache pages for logged in users” option activated, what about selecting cache with validation under Cache Control Policy for “HTML” content? Explanation: Essentially, the “don’t cache pages for logged in users” option should already be sending a no-cache header for your logged users only. If a user has a … Read more
I recommend you to read this article W3 Total Cache -Plugin: The Complete Settings Guide, it’s a great tutorial to manually setup your w3tc. And when you saving your settings remember to flush your cache because if you don’t Google Pagespeed will test it on the old cached files.. You can try to add this … Read more
Nginx is really good at concurrency (PHP not so much) so you should try a bit more than 180 requests per second. Maybe 500, or 1000 depending on your server resources and network throughput. The fastcgi_cache is served directly from ram. Wp-super-cache uses php to read a static file from the SSD so I see … Read more
The plugin works fine; alternative you can use a own function to replace the bloginf() to your CDN-Url; Example: replace the url in content: // replace content for CDN if ( !function_exists(‘fb_add_static_content_url’) ) { function fb_add_static_content_url($content) { if ( is_admin() ) // eigentlich überflüssig return $content; $wpurl = get_bloginfo(‘wpurl’); $search = array( $wpurl . ‘/wp-content/images/’, … Read more
I was having this same issue and was able to correct it by expanding on Andy’s solution, however I only needed to force on value in particular to not use W3TC’s object cache. I tried using APC, Memcached as well as Disk for the cache with the same results. Caching certainly helps performance, and the … Read more
This is directly related to, and a consequence of WordPress.com VIP At VIP, we deal with sites that range in the hundreds of millions of page views per week. As a result, situations that can slow down your site are much more noticeable at that scale than on a small shared host, but this still … Read more
When and how to use transients or the object cache is a bit tricky and site-dependent. Here’s the breakdown: When not using a persistent object cache (like memcached): Transients are stored in the database Objects in the object cache are only cached for the duration of the page request. When using a persistent object cache … Read more
@t31os Thanks for your response. I’m sure it is just my browser caching the images. But (I should have specified) I’m not the only user. I’d prefer not to have to tell my users to refresh every time they delete something or the clunkiness of building in a page refresh as part of image deletion. … Read more
You are loading the rtl.css using the WordPress automatic way, that is, having a rtl.css in the theme folder will be loaded by WordPress automatically if it presents and direction of current language ir rtl (you should add this information to the question, it has been difficult to figure it out how you are loading … Read more
Nope, doesn’t work like that. The database-related caching is minimal and mostly covers using precisely same queries during single page load. Best way to cache persistently database and/or computationally intensive results is using Transients API to store results for fitting period of time.