Re: [rvm-research] Xmx Option in Jikes

Hi,

I cannot see it defined in
"rvm/src/org/jikesrvm/runtime/CommandLineArgs.java".
As I understand, all "Jikes" parameters are defined and handled in there.

On Mon, May 21, 2018 at 1:16 PM, David P Grove <[email protected]> wrote:

> Do you really mean -Xmx20480M
>
> Try -Xmx2048M
>
> --dave
>
>
> [image: Inactive hide details for Khaled Z Mahmoud ---05/21/2018 01:12:37
> PM---Here is the command I tried sudo ./dist/FullAdaptiveMark]Khaled Z
> Mahmoud ---05/21/2018 01:12:37 PM---Here is the command I tried sudo
> ./dist/FullAdaptiveMarkSweep_x86_64-linux/rvm "-X:perf:frequency=75
>
> From: Khaled Z Mahmoud <[email protected]>
> To: "General discussion of Jikes RVM design, implementation, issues, and
> plans" <[email protected]>
> Date: 05/21/2018 01:12 PM
> Subject: Re: [rvm-research] Xmx Option in Jikes
> ------------------------------
>
>
>
> Here is the command I tried
>
> sudo ./dist/FullAdaptiveMarkSweep_x86_64-linux/rvm
> "-X:perf:frequency=7500" "-X:perf:enabled=true"
> "-X:perf:counters=PAPI_SR_INS,PAPI_TOT_CYC,PAPI_TOT_INS"
> "-X:perf:package_counters=PAPI_L3_TCM" "-X:perf:accumulate=true" "-
> *Xmx20480M*"  cache_misses
>
> *Error Message*: vm: "-Xmx20480M" is not a recognized Jikes RVM command
> line argument.
>
> I also tried "-X:Xmx20480M" and "-X:Xmx=20480: and still same error message
>
>
> On Mon, May 21, 2018 at 6:03 AM, Erik Brangs <*[email protected]*
> <[email protected]>> wrote:
>
>    Hi,
>
>    On 21.05.2018 09:10, Khaled Z Mahmoud wrote:
>    > How can I pass Xmx option to Jikes.
>    > In normal Java runtime, it would be something like java HelloWorld
>    -Xmx2048M.
>
>    The order is wrong. It should read "java -Xmx2048M HelloWorld". If you
>    use "java HelloWorld -Xmx2048M", you'll pass the argument "-Xmx2048M" to
>    the HelloWorld program which isn't what you want.
>
>    > However, Jikes does not recognize this option :(.
>
>    What's the error message you're getting?
>
>
>    Kind regards,
>
>    Erik Brangs
>
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>
>
> --
> Regards,
> Khaled Mahmoud-----------------------------------------------------
> -------------------------
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-- 
Regards,
Khaled Mahmoud

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