Moodle META: Backup performance Created: 09/Apr/08 05:51 AM   Updated: 14/May/09 02:53 AM Return to search Component/s: Backup Affects Version/s: 1.9 Fix Version/s: 2.0

Issue Links: Dependency This issue will help resolve: MDL-7899 A huge optimization to user_files_check_backup() (with patch) MDL-12009 "Fatal Error: Possible Integer Overflow..." during Moodle cronjob of forum posts and course backups MDL-8092 Backup Failure for Course with Large File Sizes or Large Number of Students MDL-12562 Backup process generate big memory footprint and would stop when have huge number of users MDL-14550 backup\backuplib.php user_files_check_backup() is invalid MDL-9838 Large number of quiz attempts (effectively) break backup MDL-12594 Restoring a course with 400 users enrolled costs 13k DB queries MDL-12780 Insufficien memory problem while recovering backup   Relates This issue has a non-specific relationship to: MDL-13296 USERS section is processed twice one restore, only one should be necessary MDL-14072 backuplib.php performance improvement for the function full_tag()

Participants:	Brian Jorgensen, Dan Marsden and Wen Hao Chuang
Security Level:	None
Affected Branches:	MOODLE_19_STABLE
Fixed Branches:	MOODLE_20_STABLE

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