Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 542
Adhoc task custom data: {"quizid":137}
... started 09:10:34. Current memory use 87.6 Mo.
Re-calculating statistics for quiz Météorologie et aérologie (137) from course REV (8) with 2 attempts, start time 14 août 25, 09:10:34 ...
    Calculations completed at 14 août 25, 09:10:35.
... used 369 dbqueries
... used 0.43787288665771 seconds
... used 89.3 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
