Many Open DB Connections After Upgrade From 11g to 12c
(Doc ID 2717625.1)
Last updated on FEBRUARY 29, 2024
Applies to:
Oracle WebCenter Sites - Version 12.2.1.4.0 and laterInformation in this document applies to any platform.
Symptoms
After upgrade from 11g to 12c, we see DB issue with of many of open inactive sessions going back for weeks.
Querying the database for sessions shows results like the following:
e.g.
- select count(*) count,username,status from v$session where username is not null and username LIKE '{RCU_PREFIX}%' group by username,status;
COUNT USERNAME STATUS
---------- ------------------------------ --------------
2 {RCU_PREFIX}_OPSS INACTIVE
2 {RCU_PREFIX}_IAU_VIEWER INACTIVE
2 {RCU_PREFIX}_IAU_APPEND INACTIVE
50 {RCU_PREFIX}_WCSITES INACTIVE
Changes
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |