Tests on the 2.0 branch require crazy amounts of RAM or that the VM be killed after every test. This appears to be a regression from 1.x.

Running the full test suite (on 2.0, Maven 3.3.3 and Java 8):

Surefire forked booter 1:

Surefire forked booter 2 (there is a little jconsole disconnection of ~4 minutes in my local env, but nothing remarkable happened in the middle):

Maven launcher process:

Running the full test suite (on 2.0, Maven 3.3.3 and Java 7 and -Xmx600m - lowered from the current value of -Xmx1g):

Surefire forked booter 1:

Surefire forked booter 2:

Maven launcher process:

Running the full test suite (on 1.x, Maven 3.3.3 and Java 7 and -Xmx256):

Surefire forked booter 1:

Surefire forked booter 2:

Maven launcher process: