[jboss-jira] [JBoss JIRA] (AS7-4547) The JVM option -XX:+TieredCompilation is being set for HotSpot JVM's in standalone.sh, but this slows throughput in all tested workloads

Tue Aug 20 06:31:26 EDT 2013

     [ https://issues.jboss.org/browse/AS7-4547?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

jaikiran pai reopened AS7-4547:
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> The JVM option -XX:+TieredCompilation is being set for HotSpot JVM's in standalone.sh, but this slows throughput in all tested workloads
> ----------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: AS7-4547
>                 URL: https://issues.jboss.org/browse/AS7-4547
>             Project: Application Server 7
>          Issue Type: Enhancement
>    Affects Versions: 7.1.1.Final
>            Reporter: Andrig Miller
>            Assignee: Andrig Miller
>             Fix For: 7.1.2.Final (EAP)
>
>
> The standalone.sh script is detected the HotSpot JVM (Oracle JVM or OpenJDK JVM), and setting -XX:+TieredCompilation.  This setting slows throughput on performance workloads such as our internal EJB 3 application, SPECjbb2005, and SPECjEnterprise2010, by some 3 to 5%.

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