Tyops in XX opts
Jesper Wilhelmsson
jesper.wilhelmsson at oracle.com
Tue Sep 18 13:51:36 PDT 2012
Yes. I actually ran both 1.7 and 1.8 before replying just to be sure, but since I'm living on the edge here, running the latest builds, the message was in place again. :-)
The message disappeared in 7u4-b18 (HotSpot 23.0-b19) and is back in HotSpot 23.6, not sure which 7u that one will be included in.
/Jesper
18 sep 2012 kl. 22:05 skrev Mikael Vidstedt <mikael.vidstedt at oracle.com>:
>
> This is a known bug (7162488) which was introduced in 7u4. It has since been fixed should appear in an upcoming 7u release.
>
> Cheers,
> Mikael
>
> On 9/18/2012 12:07 PM, Chris Dennis wrote:
>> The two of you are seeing the difference between 1.7 and 1.8:
>>
>> Chriss-MacBook-Pro:lambda cdennis$ ${JAVA_HOME_18}/bin/java -XX:+UseParallelOldGCC
>> Unrecognized VM option 'UseParallelOldGCC'
>> Error: Could not create the Java Virtual Machine.
>> Error: A fatal exception has occurred. Program will exit.
>>
>> Chriss-MacBook-Pro:lambda cdennis$ ${JAVA_HOME_17}/bin/java -XX:+UseParallelOldGCC
>> Error: Could not create the Java Virtual Machine.
>> Error: A fatal exception has occurred. Program will exit.
>>
>> Chris
>>
>> On Sep 18, 2012, at 3:02 PM, Jesper Wilhelmsson wrote:
>>
>>> Eric,
>>>
>>> When I run the command line you wrote I get the following:
>>>
>>> $ java -XX:+UseParallelOldGCC -version
>>> Unrecognized VM option 'UseParallelOldGCC'
>>> Error: Could not create the Java Virtual Machine.
>>> Error: A fatal exception has occurred. Program will exit.
>>>
>>> So there is a message about the unknown option, but it is not labeled as an error. Do you run this in a script that is grep'ing for "Error"?
>>> /Jesper
>>>
>>>
>>>
>>> 18 sep 2012 kl. 20:00 skrev Eric Caspole <eric.caspole at amd.com>:
>>>
>>>> I fat-fingered my cmd line in a complicated launcher script,
>>>> basically it was:
>>>>
>>>> $ /opt/jdk1.7.0_07/bin/java -XX:+UseParallelOldGCC -version
>>>> Error: Could not create the Java Virtual Machine.
>>>> Error: A fatal exception has occurred. Program will exit.
>>>>
>>>> How hard would it be to emit a friendlier message like "Unknown XX
>>>> option" or something like that?
>>>>
>>>> Thanks,
>>>> Eric
>>>>
>>>>
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