Is "-XX:G1OldCSetRegionLiveThresholdPercent" a flag in java 7?

[Monica Beckwith]

Ryan,

We have also renamed a couple of other flags. You will find them in this 
CR: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=8001424

Thanks!
Monica

On 5/7/2013 10:57 AM, Jesper Wilhelmsson wrote:
> Hi Ryan,
>
> -XX:G1OldCSetRegionLiveThresholdPercent has been replaced by
> -XX:G1MixedGCLiveThresholdPercent
>
> It is also an experimental option which means you should only use it if you know
> what you are doing. To enable experimental options use
> -XX:+UnlockExperimentalVMOptions as shown in some of the examples in the
> presentation.
>
> Hth,
> /Jesper
>
>
> Ryan Gardner skrev 7/5/13 4:09 PM:
>> In the slides posted for the G1 tuning session at Java One 2012 here:
>>
>> http://www.myexpospace.com/JavaOne2012/SessionFiles/CON6583_PDF_6583_0001.pdf
>>
>> I see "-XX:G1OldCSetRegionLiveThresholdPercent" being listed as one of the
>> options to try to tune long mixed GC's
>>
>> I tried using this on Java 1.7.0_21 but it comes back as being an unrecognized
>> vm option
>>
>> Is there another secret flag I need to enable to try to tune these bits more?
>>
>>
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>>
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-- 
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Monica Beckwith | Principal Member of Technical Staff
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Oracle Java Performance

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