in /var/log/yate when yate starting
20140416052949.008099 <WARN> Requested to process: YY/MM/DD HH:mm:SS.uuuuuu UTC
20140416052949.008149 <NOTE> i = 0 count = 2
20140416052949.008185 <WARN> Requested to process: YY/MM/DD HH:mm:SS.uuuuuu UTC
20140416052949.008193 <NOTE> i = 0 count = 2
20140416052949.008216 <WARN> Requested to process: YY/MM/DD HH:mm:SS.uuuuuu UTC
20140416052949.008223 <NOTE> i = 0 count = 2
in my cdrbuild.conf
[formatted-timers]
call_start_time=YY/MM/DD HH:mm:SS.uuuuuu UTC
call_answer_time=YY/MM/DD HH:mm:SS.uuuuuu UTC
call_hangup_time=YY/MM/DD HH:mm:SS.uuuuuu UTC