Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 502
Adhoc task custom data: {"quizid":134}
... started 09:10:25. Current memory use 87.3 Mo.
Re-calculating statistics for quiz Aérodynamique, aérostatique et principes du vol (134) from course REV (8) with 5 attempts, start time 14 août 25, 09:10:25 ...
    Calculations completed at 14 août 25, 09:10:25.
... used 285 dbqueries
... used 0.395339012146 seconds
... used 89.1 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
