SAP Certification material for all modules

http://sap-basec.blogspot.com/2013/10/sap-certification-material-download-all.html

Creating modification adjustment transport for automatic handling of SPDD/SPAU during support pack activity using SPAM/SAINT.

Creating modification adjustment transport for automatic handling of SPDD/SPAU during support pack activity using SPAM/SAINT.

SAP Kernel related

http://www.guru99.com/sap-kernel.html

SAP CRM Administration and Performance Tuning - BASIS Consultants

http://wiki.scn.sap.com/wiki/display/stage/SAP+CRM+Administration+and+Performance+Tuning+-+BASIS+Consultants

SAP Performance tuning related details

https://soumen.wordpress.com/performance-tuning-of-sap-another-experiance/sap-tuning-gather-symptomps/

SAP Hana and In bound memory

http://scn.sap.com/community/hana-in-memory/blog/2012/08/27/my-experience-on-hana-certification

SAP NW AS ABAP 7.3 Memory Management and SAP NW AS ABAP 7.4 Memory Management difference

http://saptecharch.blogspot.sg/2013/09/sap-nw-as-abap-74-memory-management.html

SAP migration/heterogeneous system copy process_by João Dimas()

http://scn.sap.com/docs/DOC-63200#motivations