FYI I’m on WP4.3.1 all active plugins are latest version..
Active plugins:
Akismet
Contact Form 7
Custom Meta Widget
Custom Sidebars
Disable XML-RPC
Fourteen Colors
Google Analytics Dashboard for WP
Google Captcha (reCAPTCHA) by BestWebSoft
Nested Pages
NextGEN Gallery by Photocrati
No Page Comment
Really Simple CAPTCHA
Responsive Lightbox
SB Child List
Scroll Top
Simple Social Buttons
Social
Social Media Widget by Acurax
TinyMCE Advanced
White Label CMS
WP Smush
Yoast SEO
snippet from apache status page though this time it didn’t stack hardly anything. but imagine this with 20 or 30 more admin-ajax.php and 10 or so plugins.php calls all in “W” status – sending data.
Scoreboard Key:
"_" Waiting for Connection, "S" Starting up, "R" Reading Request,
"W" Sending Reply, "K" Keepalive (read), "D" DNS Lookup,
"C" Closing connection, "L" Logging, "G" Gracefully finishing,
"I" Idle cleanup of worker, "." Open slot with no current process
Srv PID Acc M CPU SS Req Conn Child Slot Client VHost Request
...
2-2 3728 0/15/3059 W 0.47 125 0 0.0 0.08 37.02 73.xx.xx.50 my-domain.com GET /wp-admin/plugins.php HTTP/1.1
4-2 6032 0/0/3321 W 0.63 123 0 0.0 0.00 65.62 73.xx.xx.50 my-domain.com POST /wp-admin/admin-ajax.php HTTP/1.1
8-2 355 0/119/2728 W 5.89 171 0 0.0 0.38 27.62 73.xx.xx.50 my-domain.com GET /wp-admin/index.php?wpseo-redo-onpage=1 HTTP/1.1
13-2 3893 0/77/2692 W 3.30 101 0 0.0 0.28 33.80 73.xx.xx.50 my-domain.com GET /wp-admin/plugins.php HTTP/1.1
just as an example.. last time it was way worse.