Log of the most recent installation or uninstallation: /var/tmp/opscenter/installer.log.latest/var/tmp/installer.log.latest
Log of previous installation or uninstallation operations: /var/tmp/opscenter/installer.log./var/tmp/installer.log.xxxx
Log of a specific installation:
/var/opt/sun/xvm/oracle/app/oraInventory/logs/silentInstall<yyyy-mm-dd-hh-mm-sspm>.log
Log of an agent installation: /var/scn/install/log