Lighttpd

= Debug Variables =

Core

'''debug.log-request-header'''
default: disabled

'''debug.log-response-header'''
default: disabled

'''debug.log-file-not-found'''
default: disabled

'''debug.log-request-handling'''
default: disabled

'''debug.log-condition-handling'''
default: disabled

'''debug.log-condition-cache-handling'''
for developers only default: disabled

'''debug.dump-unknown-headers''' {{{
debug.dump-unknown-headers = "enable"
}}}

enables listing of internally unhandled HTTP-headers

mod_fcgi - Fastcgi Module

'''fastcgi.debug'''
a value between 0 and 65535 to set the debug-level in the FastCGI module. Currently only 0 and 1 are used. Use 1 to enable some debug output, 0 to disable it.

see also [wiki:Docs:ModFastCGI fascgi troubleshooting (bottom of page)]

mod_auth - Authentication Module

''' auth.debug '''
0 for off, 1 for 'auth-ok' messages, 2 for verbose debugging

mod_proxy - Proxy Module

'''proxy.debug'''
a value between 0 and 65535 to set the debug-level in the Proxy module. Currently only 0 and 1 are used. Use 1 to enable some debug output, 0 to disable it.

mod_simple_vhost - Simple Vhost Module

simple-vhost.debug = "enable"

mod_trigger_b4_dl - Trigger Before Download Module

trigger-before-download.debug = "disable"

mod_status - Status Module

mod_status is also a great tool to troubleshoot lighttpd.
The server status module generates the status overview of the webserver. The information covers:

• uptime
• average throughput
• current throughput
• active connections and their state

[wiki:Docs:ModStatus Documentation for mod_status]

See Also

[wiki:HowToReportABug How To backtrace, strace, ktrace memory leaks]
[http://blog.lighttpd.net/articles/2006/04/02/log-condition-handling-the-hidden-feature-for-debuging Log Condition Handling] Blog Entry