On 19/10/16 14:06, Doug Simon wrote: > The way I do it is to launch via mx with the -d option. For example: > > dsimon at kurz ~/h/graal-core> mx -d vm -XX:+BootstrapJVMCI -XX:+UseJVMCICompiler -version > Listening for transport dt_socket at address: 8000 ... but this launches JDK 8. I don't know how to make "mx vm" use a different VM. Thanks, Andrew.