I would recommend trying adminer instead of phpMyAdmin, if you haven't before—you may find it 100x better like I do.
It's just one php file you can put at your web root and start using it:
wget https://www.adminer.org/latest.php
or if you just need mysql & english:
wget...
Litespeed doesn't support rewriteBase...
You can make a Litespeed "Context" to do the same thing, putting the URL prefix in the Context's URI and Location settings.
Or maybe something like this
RewriteRule ^/en/index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond...
You could try:
wget http://rpms.litespeedtech.com/debian/pool/main/xenial/openlitespeed_1.4.27-2+xenial_amd64.deb && dpkg -i openlitespeed_1.4.27-2+xenial_amd64.deb
Hmm it looks like they haven't added it to the debian/ubuntu RPM yet :/ CentOS seems better supported. I guess you could build yourself or just go back to 1.4.27
It looks like the new compressed caching was causing weird issues with Google. Websites would no longer render in Webmaster Tools or the Pagespeed Insights tool, and my sites literally disappeared from the Google search index. I disabled the Wordpress LS plugin and everything returned to...