Monday Dec 14, 2009

JDK 6 Performance Update, WAS v7, Fix Pack 7, and the G1 Collector

The Fix Pack 7 release for WebSphere Application Server v7 includes the JDK 6 SR6 update. It will update Java to Java SE 6 Update 16.

If you have not upgraded your WebSphere application environment to JDK 6, here are the reasons that you should upgrade to the latest. You will see many improvements with performance, stability and scaleability. In addition to these benefits, Fix Pack 7 with SR6 includes the new garbage collector known as the Garbage First or G1 Collector. It is concurrent and parallel with more predictability and better useability. It splits the heap into regions and young and old generational spaces are organized in sets of regions. This eliminates the need to fine tune "NewSize/MaxNewSize". G1 also provides incremental compaction in those regions by "evacuating" the regions that are full and fragmented...

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Wednesday Sep 16, 2009

WebSphere Portal Server Scalability on the Solaris 10 CMT Platform

Here is a great article that was published by the IBM WebSphere Portal Performance team in collaboration with my colleague, Daniel Edwin, of Sun ISV Engineering.

The paper discusses about WebSphere Portal Server v6.1 performance and scalability on Solaris 10 running on the T5240 (Chip Multi-Threading (CMT) based) server and how to configure and deploy a number instances using the Solaris Container technology.

Thursday Apr 17, 2008

New Sun SPARC Enterprise T5x40 servers for IBM WebSphere

While we were at the IBM Impact 2008 Conference, Sun announced the new UltraSPARC-T2 Plus servers. Here's a blog about the announcement. You can also learn more about it at this Sun CMT Wiki.

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Mostly pertaining to Cloud Computing, Application Infrastructure, Oracle Exastack, Exalogic, Solaris, Java and Sun servers for the enterprise!

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