Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 99
Adhoc task custom data: {"quizid":27}
... started 09:08:55. Current memory use 78.7 Mo.
Re-calculating statistics for quiz Aérodynamique, aérostatique et principes du vol (27) from course REV (8) with 6 attempts, start time 14 août 25, 09:08:55 ...
    Calculations completed at 14 août 25, 09:08:56.
... used 418 dbqueries
... used 0.47084307670593 seconds
... used 81.1 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
