Execute adhoc task: quiz_statistics\task\recalculate
Adhoc task id: 606
Adhoc task custom data: {"quizid":190}
... started 09:10:51. Current memory use 89.1 Mo.
Re-calculating statistics for quiz Examen blanc collège de Kaysersberg (190) from course REV (8) with 8 attempts, start time 14 août 25, 09:10:51 ...
    Calculations completed at 14 août 25, 09:10:53.
... used 1237 dbqueries
... used 1.6187229156494 seconds
... used 96.3 Mo peak memory
Adhoc task complete: quiz_statistics\task\recalculate
