To verify what patches have been applied to an Oracle home, or to find out additional information about the Oracle home, use the opatch lsinventory command.
The following example shows sample output of the lsinventory command, which indicates that a specific interim patch has been applied.
Example 2-1 Running the opatch lsinventory Command to Obtain the Oracle Home Information
> opatch lsinventory Oracle Interim Patch Installer version 13.3.0.0.0 Copyright (c) 2013, Oracle Corporation. All rights reserved. Oracle Home : /opt/Oracle/products/fmw12c Central Inventory : /opt/Oracle/oraInventory from : /var/opt/Oracle/oraInst.loc OPatch version : 13.3.0.0.0 OUI version : 13.3.0.0.0 Log file location : /opt/Oracle/products/fmw12c/cfgtoollogs/opatch/opatch2013-06-10_12-32-37PM_1.log OPatch detects the Middleware Home as "/opt/Oracle/products/fmw12c" Lsinventory Output file location : /opt/Oracle/products/fmw12c/cfgtoollogs/opatch/lsinv/lsinventory2013-06-10_12-32-37PM.txt -------------------------------------------------------------------------------- Interim patches (1) : Patch 15941858 : applied on Mon Jun 10 12:39:07 PDT 2013 Unique Patch ID: 150220 Patch description: "TEST PATCH FOR WLS 12.2.1.0 - JAVA CLASSES PATCH" Created on 17 May 2013, 11:54:20 hrs PST8PDT Bugs fixed: 783169, 15941850 -------------------------------------------------------------------------------- OPatch succeeded.