ezhouxu@seaserver0 ~/p6
$perl6
"load_bytecode" couldn't find file 'Perl6/Grammar.pbc'
current instr.: 'nqp;ModuleLoader;_block1091' pc 2121 (src/stage2/gen/module_loader.pir:828) (src/ModuleLoader.pm:47)
called from Sub 'nqp;ModuleLoader;load_module' pc 1655 (src/stage2/gen/module_loader.pir:633) (src/ModuleLoader.pm:43)
called from Sub '' pc 333 (src/gen/perl6.pir:124) (src/main.nqp src/gen/main-version.nqp:0)
called from Sub '_block1000' pc 0 (src/gen/perl6.pir:1)
... call repeated 1 times

ezhouxu@seaserver0 ~/p6
$cd /opt/rakudo/

ezhouxu@seaserver0 /opt/rakudo
$./perl6
>