Re: Upgrade 4.7 > 5.3 poorer 'performance'

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On Thu, Jul 2, 2009 at 4:57 AM, Tom Brown<tom@xxxxxxxx> wrote:
> Hi
>
> During a test upgrade of a number of hosts in a pool i have found that
> exactly the same JVM based app runs more efficiently on the 4.7 systems
> than it does on the 5.3 on identical hardware.
>
> Specifically the apps seems to exhibit about 10% more 'load' on the
> CPU's for the same workload - before i start digging deep has anyone
> seen anything similar ?

Which JDK version, and how are you measuring load?

- Ryan
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