Application memory use

[Michael Hall]

On Apr 23, 2012, at 4:09 PM, Henri Gomez wrote:

>>> I'm studing on bringing back 32/64 (universal) OpenJDK 7 fo
> 
>> If I'm understanding correctly this would mean by default compressed would be used for both and you should see more or less the same memory footprint.
> 
> With Compressed Pointers a 64 bits JVM will consume less memory but it
> will still be higher than a 32 bits JVM for same usage.
> 
>> I'll check when a 32/64 bit openjdk jvm build is available that should match on this option.
> 
> I built a TestDrive OpenJDK 7 universal (32/64) :
> 
> http://openjdk-osx-build.googlecode.com/files/OpenJDK-OSX-1.7-x64-u4-jdk-jdk7u4-b21-20120423.dmg
> 
> Feedbacks welcomed

OK, using Henri's with -server and Java 7 shows using only slightly more real memory in Activity Monitor than Java 6.
Currently 118.2 mb to 102.1mb.
Changing gc collectors got more matching jconsole graphs. 
Using Henri's even got me a full duke jconsole connection internal frame image.