全ての計算ノードでコマンドを実行する † cluster_fork your_command your_command が全ての計算機で実行される。 cluster_fork #!/usr/bin/ruby -Ke MACHINE = [ "192.168.0.101", "192.168.0.102", "192.168.0.103", "192.168.0.104", "192.168.0.105", "192.168.0.106", "192.168.0.107", "192.168.0.108", "192.168.0.109", "192.168.0.110", "192.168.0.111", "192.168.0.112", "192.168.0.113", "192.168.0.114", "192.168.0.115", "192.168.0.116", "192.168