[openstack-dev] Scheduler proposal

Clint Byrum clint at fewbar.com
Sun Oct 11 06:53:03 UTC 2015


Excerpts from Joshua Harlow's message of 2015-10-10 17:43:40 -0700:
> I'm curious is there any more detail about #1 below anywhere online?
> 
> Does cassandra use some features of the JVM that the openJDK version 
> doesn't support? Something else?
> 

This about sums it up:

https://github.com/apache/cassandra/blob/trunk/src/java/org/apache/cassandra/service/StartupChecks.java#L153-L155

    // There is essentially no QA done on OpenJDK builds, and
    // clusters running OpenJDK have seen many heap and load issues.
    logger.warn("OpenJDK is not recommended. Please upgrade to the newest Oracle Java release");



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