Hardware Migration

Prerequisites

· Download required software dump and patches from SAP  market place

· Compare filesystem area with supply source SAP system database

· Set paage memory

Actions on Target server

· Install Oracle RDBMS software

· Apply RDBMS patch to the Source DB patch level

· Install SAP NW2004 with ABAP content

· Install Java add in on ABAP

· Request and apply SAP license for new hardware

· Start J2EE on new server

· Upgrade Kernel to the Source Kernel patch level

· Take full backup of database

· Take java filesystem backup

· Bring down target SAP server alongside with DB

· Stop all the services associated to oracle and SAP

· Delete datafiles from sapdatas , origlogs and mirrlogs in target system

Actions on source server

· Request Downtime for source SAP server

· Suspend jobs the usage of SAP report btctrns1 in source server

· Bring down SAP alongside with DB in source server

· Stop all services associated to Oracle and SAP in source server

· Start zipping of sapdatas, origlogs and mirrorlogs

· Zip J2EE filesystem j2EE,SCS, SYS folders.

· Copy the zipped files manually by way of Wan to target server

Actions on target server

· Unzip the zipped files and copy or overwrite them in accordance to the structure

· Change hostname in ABAP in accordance to SAP Note 8307

· Change hostname in RZ70

· Change hostname in j2ee config tool in accordance to SAP Note 757692

· Start DB,

· Delete source ops$ customers and recreate for Target server and change the password

· Start SAP and J2EE

· Re Install SAP license

· Reconfigure SMLG,RZ10,RZ04,RZ12, DB13 etc.. accordingly

· Check RFC connections and reconfigure if required

· Reconfigure STMS

· Reconfigure SLD and JCO destinations the usage of visual admin tool.

· Restart cluster for adjustments to be affected

· Check SLD and portal

· In SLD exchange hostname in profile and server settings if required

· Reschedule jobs the usage of SAP report btctrns2

· Configure backup strategy

· Take full database backup alongside with J2EE filesystem.