Batch for deleting 'Debug Logs' periodically.
Integer runEachMinutes = 2;
new ApexLogCleaner(runEachMinutes).start();
or
Integer runEachMinutes = 2;
String whereCondition = 'LogUserId == \'' + userId + '\'';
new ApexLogCleaner(runEachMinutes, whereCondition).start();
To stop:
ApexLogCleaner.stop();