TOR HACKS Endwall 08/15/2016 (Mon) 08:05:31 No. 286 del
or.h

#define CBT_DEFAULT_RECENT_CIRCUITS 20
change to
#define CBT_DEFAULT_RECENT_CIRCUITS 10

#define CBT_MAX_RECENT_CIRCUTS 1000
change to
#define CBT_MAX_RECENT_CIRCUITS 100

or.h is a config goldmine.