Print GC Detail for Java in Weblogic. Add this parameter in server start section of Managed Server and restart service
Create Folder D:\Temp\GCLOG
-Xloggc:D:\Temp\GCLOG\Prod_3278.log -verbose:gc -XX:+PrintGCDateStamps -XX:-PrintGCDetails
Restart Service and see GC logs in D:\Temp\GCLOG
To View Log you can see in Power Shell also using
cd D:\Temp\GCLOG
Get-Content -Path Prod_3278.log -Tail 50