Oracle Access Manager (OAM) WLS Servers Are Not Responsive To Any Request - Log Shows "BEA-002936 - maximum thread constraint ... is reached"
(Doc ID 2801829.1)
Last updated on APRIL 11, 2023
Applies to:
Oracle Access Manager - Version 12.2.1.3.0 and laterInformation in this document applies to any platform.
Symptoms
- Users are unable to login, due to a large number of stuck threads on all WLS Servers running OAM.
- All WLS Servers are in WARNING state and are not responding to any requests
- Restarting of the WLS managed servers running OAM resolves the issue for a period of time
- From the log file ...
Changes
Increased DCServerCapacity and AccessCapacity to a very large value (default was 300)
In $DOMAIN_HOME/servers/<OAM_SERVER>/tmp/_WL_user/oam_server_11.1.2.0.0/88g74i/META-INF/weblogic-application.xml file:
| <max-threads-constraint> <name>MDCTermWMMaxThreads</name> <count>10</count> </max-threads-constraint> <capacity> <name>DCServerCapacity</name> <count>500000</count> </capacity> <capacity> <name>AccessCapacity</name> <count>500000</count> </capacity> |
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |