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  1. Moodle
  2. MDL-14269

META: Backup performance

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Details

    • Bug
    • Status: Closed
    • Minor
    • Resolution: Duplicate
    • 1.9
    • 2.0
    • Backup
    • None
    • MOODLE_19_STABLE
    • MOODLE_20_STABLE

    Description

      This is a meta bug to keep track of issues with backups due to performance

      Attachments

        Issue Links

          has a non-specific relationship to

          Sub-task - Issues are sometimes broken into multiple sub-tasks. MDL-13296 USERS section is processed twice one restore, only one should be necessary

          • Minor - Minor loss of function where workaround is possible
          • Closed

          Improvement - An enhancement to an existing Moodle feature. MDL-14072 backuplib.php performance improvement for the function full_tag()

          • Major - Major loss of function, incorrect output
          • Closed
          will be (partly) resolved by

          Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down. MDL-21432 META: Backup & restore 2.0

          • Minor - Minor loss of function where workaround is possible
          • Open
          will help resolve

          Sub-task - Issues are sometimes broken into multiple sub-tasks. MDL-7899 A huge optimization to user_files_check_backup() (with patch)

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-8092 Backup Failure for Course with Large File Sizes or Large Number of Students

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-9838 Large number of quiz attempts (effectively) break backup

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-12009 "Fatal Error: Possible Integer Overflow..." during Moodle cronjob of forum posts and course backups

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-12562 Backup process generate big memory footprint and would stop when have huge number of users

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-12780 Insufficient memory problem while recovering backup

          • Major - Major loss of function, incorrect output
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-12594 Restoring a course with 400 users enrolled costs 13k DB queries

          • Minor - Minor loss of function where workaround is possible
          • Closed

          Bug - A problem which impairs or prevents Moodle from functioning correctly. MDL-14550 backup\backuplib.php user_files_check_backup() is invalid

          • Minor - Minor loss of function where workaround is possible
          • Closed

          Activity

            People

              danmarsden Dan Marsden
              danmarsden Dan Marsden
              Adrian Greeve, David Woloszyn, Huong Nguyen, Jake Dallimore, Meirza, Michael Hawkins, Raquel Ortega, Safat Shahin, Stevani Andolo
              Votes:
              3 Vote for this issue
              Watchers:
              5 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved:
                24/Nov/10