Ravi RaviSapare
It looks like from the logs your colleague shared the Application is hitching onto SMSESSION VALUE, this should not be allowed. Therefore when SMSESSION value changes after SessionGracePeriod, the application is issuing a relogin. Please see the weblogic_http_log.txt.
BEFORE SESSION GRACE PERIOD:
2015-06-16 10:52:27 10.54.132.24 10.54.132.24:61001 0.102 22259 GET /nmsloader/control.jsp 200 SMSESSION=nwoV1hkkwTftcVwNlQcpCJvlKEedLBWns6ii7z46NQqsiFZ6jsm8nGh0aFEFFsrJz8LT//mJTwX/5R0D5LH0OI7RQMl7+KtviAPGYyu6MOP2cgZwU/Shjr1hjfh7oa8TE7YGvMX6RQ4u20RBg2cOD2DCAE3H4DMQze6***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; JSESSIONID=TqlqV1xLG9fXq28nc3X1Q2KTyRypBPF1sq13SPG5KnSGYZnql7l2!-524521065
2015-06-16 10:52:27 10.54.132.24 10.54.132.24:61001 0.102 22259 GET /nmsloader/control.jsp 200 SMSESSION=nwoV1hkkwTftcVwNlQcpCJvlKEedLBWns6ii7z46NQqsiFZ6jsm8nGh0aFEFFsrJz8LT//mJTwX/5R0D5LH0OI7RQMl7+KtviAPGYyu6MOP2cgZwU/Shjr1hjfh7oa8TE7YGvMX6RQ4u20RBg2cOD2DCAE3H4DMQze6***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; JSESSIONID=TqlqV1xLG9fXq28nc3X1Q2KTyRypBPF1sq13SPG5KnSGYZnql7l2!-524521065
AFTER SESSION GRACE PERIOD:
2015-06-16 10:55:03 10.54.132.24 10.54.132.24:61001 0.0030 305 POST /nmsloader/control.jsp 302
2015-06-16 10:55:04 10.54.132.24 10.54.132.24:61001 0.0040 1313 GET /nmsloader/relogin.htm 200 SMSESSION=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; JSESSIONID=Hk48V1yXQwtX2jgmJc23GpRnHlQZrs16hn17Vp1fy2LnwL8vvhpG!-524521065
2015-06-16 10:55:04 10.54.132.24 10.54.132.24:61001 0.086 375 GET /nmsloader/loginPage.jsp?reason=expired 200 SMSESSION=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; JSESSIONID=Hk48V1yXQwtX2jgmJc23GpRnHlQZrs16hn17Vp1fy2LnwL8vvhpG!-524521065
2015-06-16 10:55:05 10.54.132.24 10.54.132.24:61001 0.027 3690 GET /nmsloader/warning.jsp 200 SMSESSION=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; JSESSIONID=Hk48V1yXQwtX2jgmJc23GpRnHlQZrs16hn17Vp1fy2LnwL8vvhpG!-524521065
Please fix the Application Configuration / Code Logic to look at SiteMinder Headers rather than hitching onto the SMSESSION Value.
Regards
Hubert