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Java on AIX Tuning Tool for Power & a Whitepaper for Java on Power7
I just noted two great new things to help those running Java on AIX and it seems hard to avoid Java these days! I was just monitoring a customer machine with 1500 WebSphere Application Servers (WAS) each with 100 to 150 threads so roughly 200,000 threads!!! More impressing was that just 20 Power7 physical CPUs was supporting this workload. So here are two things that can help: 1. Java Performance Advisor (JPA) Available for download to anyone on IBM DeveloperWorks website. This is a powerful new tool to help people identify opportunities to... [More]
Tags: whitepaper best tuning power6 tool on power7 practice aix and java |
Check those migrated Java SDK versions for POWER7
If you are migrating work from an older POWER5 or POWER6 machine/LPAR to POWER7 ... don't forget to check that those Java versions are compatible with POWER7 or you may hit "unexpected Java errors" The approved Java SDK on POWER7 are limited to particular versions with specific fixes . They can be found here: http://www.ibm.com/developerworks/java/jdk/power7/index.html Harder to check are the Java versions which are embedded in applications. Here are two important ones for IBM software: There is a technical bulletin regarding... [More]
Tags: java power aix power7 migration systems |
