Apache + SVN + Timeouts
Future Kyle:
Apache 2.4 w/ mod_dav_svn on Debian (Buster) for svn distribution may see frequent timeouts when checking out or updating large repositories. Your client will fail with this error:
svn: E120106: ra_serf: The server sent a truncated HTTP response body
You will see the following your vhost error.log:
[cgid:error] [pid x:tid y] AH01239: cgid daemon process died, restarting
You will scratch your head and google around for a few hours, hitting the following red herrings along the way: