I don't think it's a confusion but ms & mx existed prior to Java 2:
http://onjava.com/pub/a/onjava/2001/08/22/optimization.htmlA bit confusing, will see...
Jacques
From: "Jacques Le Roux" <
[hidden email]>
> Hi,
>
> This is more for your information and not really a question nor worry.
>
> Xms & Xmx are widely used and their behaviour should not change quickly, but they are non-standard options. You can list
> non-standard options using java -X. Note the warning: "The -X options are non-standard and subject to change without notice."
>
> I read that there is "now" ms & mx standard options, though when I use java -? on my "java version "1.6.0_33" on XP, I don't see
> them.
>
> Oracle documentation is pretty vague and not updated
>
http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html>
http://stas-blogspot.blogspot.fr/2011/07/most-complete-list-of-xx-options-for.html>
> I read also that "now" does not concern only java 1.7 but also 1.6 after _24, not quite clear...
>
> Jacques
>
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