$logDir has been introduced in TWiki.cfg. It is the directory for the TWiki log files, debug.txt file and warning.txt file. The default is set to "$dataDir" to make it compatible with existing installations.
In TWikiAlphaRelease and at TWiki.org.
-- PeterThoeny - 28 Sep 2002
Is more documentation needed on this item as implied by the TopicClassification?
-- GrantBow - 14 Jan 2003