Wednesday, December 2, 2020

EBS Upgrade Part 6 - 11.5.9 Database 9i RHEL 4 to EBS 12.2 Database 19c OEL 7

EBS Upgrade Part 6 - 11.5.9 Database 9i RHEL 4 to EBS 12.2 Database 19c OEL 7

With the Database now running on OEL5 , the 11g Database did not open properly so decided to move to OEL6 server. Now follow the below procedure to migrate Database 11gR2 from OEL5 64Bit to OEL6 64Bit. 

  • Shutdown DB
  • Backup Database and OraData
  • Move Binaries from OEL5 to OEL6
  • Create User/Group and RPM/Kernel Settings
  • Unzip Oracle Home and OraData , Create User/Groups
  • Cloning an Oracle Home
  • Set Environment for SID EBSDB
  • Create spfile to pfile
  • Modify Refrences for file system mount
  • Create pfile from spfile
  • ReCreate Control File by taking trace
  • Validate Alert.log
  • Start Database
  • alter system set compatible='11.2.0.4' scope=spfile;
  • Restart Database and validate alert.log
  • alter system set optimizer_features_enable='11.2.0.4' scope=spfile;
  • Restart Database and validate alert.log
  • Configure Listener
  • Backup Database and OraData
  • Transfer and untar appsutil from 9i MT to 11g MT , NO Autoconfig
  • Update EBS 11.5.9 Context File with the New Database Hostname
  • Update /etc/hosts with the IP and Hostname
  • Run Autoconfig and verify logs for no errors
  • Validate apps login from MT 11.5.9
  • --DO NOT START APPLICATION 11.5.9 Services---
  • Shutdown DB and Apply 11.2.0.4 RDBMS patch ( 7 patches )

Refer to the Index Page to see the full flow of the upgrade. 

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