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From Igor Katkov <ikat...@gmail.com>
Subject Re: important performance note
Date Fri, 23 Oct 2009 04:08:46 GMT
What OS and what JVM version was it?

On Thu, Oct 22, 2009 at 11:21 PM, Jonathan Ellis <jbellis@gmail.com> wrote:

> Brandon Williams has been doing some testing on the garbage collector
> options we are using, and found that removing the line
>
>        -XX:CMSInitiatingOccupancyFraction=1 \
>
> from bin/cassandra.in.sh dramatically increases throughput by reducing
> the amount of CPU used by the garbage collector.
>
> This will be part of 0.4.2 and 0.5, but in the meantime, thought you'd
> like to know.
>
> -Jonathan
>

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