Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 408
Adhoc task custom data: {"quizid":31}
... started 09:10:10. Current memory use 85.6 Mo.
Re-calculating statistics for quiz Navigation, réglementation, sécurité des vols (31) from course REV (8) with 2 attempts, start time 14 août 25, 09:10:10 ...
    Calculations completed at 14 août 25, 09:10:11.
... used 241 dbqueries
... used 0.35025000572205 seconds
... used 87.2 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
