Learner Group Assignment Under Learner Access For Course Or Class Is Very Poor Performance
Last updated on MARCH 10, 2015
Applies to:Oracle Learning Management - Version 12.1 HRMS RUP4 and later
Information in this document applies to any platform.
On : 12.1 HRMS RUP4 version, Performance Issues
Learner Group Assignment under Learner Access for Course or Class is very slow
Customer is having a major performance issue with regard to assigned learner access at course or class level that is based on a Learner Group. The Learner Access form to assign learner group takes more than 2 minutes and sometimes it times out or gives error.
Expect the Learner Access form to assign learner group to take just a few seconds to launch.
The issue can be reproduced at will with the following steps:
1.Assign learner access at course or class level that is based on a Learner Group.
2.The Learner Access form to assign learner group takes more than 2 minutes and sometimes it times out or gives error.
UAT is cloned from Production recently
Issue can be reproduced on UAT & Production
Largest Learner Group= +3,400 learner
Smallest Learner Group around 10-20 learner
Makes NO difference of the size of the learner Group
Both at course level and class level it is very slow.
Parameter: optimizer_mode ALL_ROWS
Gather Schema Statistics last ran was just ran.
Customer did run the Analyze the dual table using exec fnd_stats.gather_table_stats('SYS','DUAL');
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