Thursday, June 4, 2009

New JDK version to enhance performance of SAP on zLinux

SAP and IBM announced a new J9-based JVM with enhanced memory management for the SAP NetWeaver stack. SAP Note 1338196 has the details on the general availability (GA). For Linux on System z, the following are now supported:
  • SAP NetWeaver 2004 starting with SP22
  • SAP NetWeaver 7.0 (2004s) starting with SP15,
  • SAP NetWeaver 7.0 (2004s) EhP 1 starting with SP3
  • SAP NetWeaver 7.0 (2004s) EhP 2 and future EhP’s

Per the SAP Note 1319038, you can download the code here and the aforementioned note has the technical details for installation:

The announcement details stated " The J9-based JVM comes with an enhanced memory management for the SAP NetWeaver Java stack complemented by new efficient Garbage Collector policies. The resulting benefits in SAP Java environments are more efficient server utilization and more consistent response times. Internal and customer tests in SAP NetWeaver environments have shown reduced CPU utilization while keeping full compatibility with the IBM Classic VM for Linux on System z."

Using it yet ? Post your comments and feedback.

Monday, June 1, 2009

IBM Optim Technology Workshop in Cleveland, Pittsburgh and Columbus

Just a short post for the upcoming IBM workshop in the Great Lakes area.

IBM Optim Technology Workshop in
Pittsburgh on June 9
Cleveland June 10
Columbus June 11

Hope to see you there......

Heartbroken in Cleveland after Cavs loss.