Whenever our site hits 1,000+ concurrent users, the site goes down due to, what I can best determine is POST admin-ajax.php calls. I’ve been trying to debug the issue, and running tests on GTmetrix. Here is the reading:
And here is the reading after turning off the Patreon plugin.
You can see it cuts the wait time for admin-ajax.php by half, and it also cuts the fully load time of the page overall by over a second.
Do I have something configured wrong?