[Tomcat] Access Log Pattern

%a - Remote IP address

%A - Local IP address

%b - Bytes sent, excluding HTTP headers, or '-' if zero

%B - Bytes sent, excluding HTTP headers

%h - Remote host name (or IP address if resolveHosts is false)

%H - Request protocol

%l - Remote logical username from identd (always returns '-')

%m - Request method (GET, POST, etc.)

%p - Local port on which this request was received

%q - Query string (prepended with a '?' if it exists)

%r - First line of the request (method and request URI)

%s - HTTP status code of the response

%S - User session ID

%t - Date and time, in Common Log Format

%u - Remote user that was authenticated (if any), else '-'

%U - Requested URL path

%v - Local server name

%D - Time taken to process the request, in millis

%T - Time taken to process the request, in seconds

%I - current request thread name (can compare later with stacktraces)