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  1. Moodle
  2. MDL-12594

Restoring a course with 400 users enrolled costs 13k DB queries

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 1.9
    • Fix Version/s: 1.9.1
    • Component/s: Backup
    • Labels:
      None
    • Affected Branches:
      MOODLE_19_STABLE
    • Fixed Branches:
      MOODLE_19_STABLE

      Description

      Ouch, was just playing with a course with 400 users and restoring it cost 13k db queries!

      I quickly put a few mtraces in restore_create_users with $PERF->dbqueries and it seems to cost about 6000 queries on itself to end up not doing much.

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              Assignee:
              stronk7 Eloy Lafuente (stronk7)
              Reporter:
              poltawski Dan Poltawski
              Tester:
              Petr Skoda
              Participants:
              Component watchers:
              Adrian Greeve, Jake Dallimore, Mathew May, Mihail Geshoski, Peter Dias
              Votes:
              3 Vote for this issue
              Watchers:
              3 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved:
                Fix Release Date:
                15/May/08