WebLogic Server is not Releasing the Storage after Log Rotation (Doc ID 2429822.1)

WebLogic Server is not Releasing the Storage after Log Rotation (Doc ID 2429822.1)

APPLIES TO:
Oracle WebLogic Server - Version 12.1.3.0.0 and later
Information in this document applies to any platform.
SYMPTOMS
On WebLogic Server (WLS) 12.1.3, JVM process is not releasing storage after log files are deleted.

You have applied patch 27357612 along with the latest PSU

But lsof command still shows wls log files


lsof /filenet|grep -i deleted
startWebL 99994 weblogic 1w REG 253,6 103399 1710660 /Oracle_Home/domain_name/servers/cpe_server1/logs/xxx_server1.out00177 (deleted)
startWebL 99994 weblogic 2w REG 253,6 103399 1710660 /Oracle_Home/domain_name/servers/servers/cpe_server1/logs/xxx_server1.out00177 (deleted)
java 100053 weblogic 630w REG 253,6 103759 1710856 /Oracle_Home/domain_name/servers/servers/cpe_server1/logs/xxx_server1.out00178 (deleted)



CAUSE
This issue was caused due to an incomplete fix in the Bug 27357612


SOLUTION
1. If already applied, remove patch 27357612

2. Apply patch 27896715