The most mission critical one is probably the Aegis Ballistic Missile Defense System. Here's Lockheed Martin announcing that they chose a (propriety) JVM to ru

The most mission critical one is probably the Aegis Ballistic Missile Defense System. Here's Lockheed Martin announcing that they chose a (propriety) JVM to run "several critical subsystems" of the Aegis system in 2006[0]. Here's them announcing said project passing operational trials fours years later[1]. Surprisingly fast for a military project. [0] http://www.atego.com/pressreleases/pressitem/lockheed-martin-selects-aonix-perc-virtual-machine-for-aegis-weapon-system http://www.atego.com/pressreleases/pressitem/lockheed-martin... [1] http://www.atego.com/pressreleases/pressitem/aonix-perc-ultra-virtual-machine-passes-muster-on-modernized-guided-missile http://www.atego.com/pressreleases/pressitem/aonix-perc-ultr...