The following options are non-standard and subject to change without notice.

  -Xbootclasspath:<path>    set bootstrap classpath to <path>
  -Xbootclasspath/p:<path>  prepend <path> to bootstrap classpath
  -Xbootclasspath/a:<path>  append <path> to bootstrap classpath

  -Xrun<dll>[:options]      start JVMPI profiling

  -Xnojit         disable the JIT
  -Xnoaot         do not run precompiled code
  -Xint           run interpreted only (equivalent to -Xnojit -Xnoaot)

Arguments to the following options are expressed in bytes.
Values suffixed with  "k" (kilo) or "m" (mega) will be factored accordingly.

  -Xmca<x>        set RAM class segment increment to <x>
  -Xmco<x>        set ROM class segment increment to <x>
  -Xmn<x>         set new space size to <x>
  -Xms<x>         set old space size to <x>
  -Xmo<x>         same as -Xms<x>
  -Xmoi<x>        set old space increment to <x>
  -Xmx<x>         set memory maximum to <x>
  -Xmr<x>         set remembered set size to <x>
  -Xmso<x>        set OS thread stack size to <x>
  -Xiss<x>        set initial java thread stack size to <x>
  -Xss<x>         set maximum java thread stack size to <x>
  -Xfuture         enable strictest checks, anticipating future default
