Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 496
Adhoc task custom data: {"quizid":121}
... started 09:10:22. Current memory use 87.0 Mo.
Re-calculating statistics for quiz Aérodynamique, aérostatique et principes du vol (121) from course REV (8) with 2 attempts, start time 14 août 25, 09:10:22 ...
    Calculations completed at 14 août 25, 09:10:23.
... used 259 dbqueries
... used 0.39266204833984 seconds
... used 88.7 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
