install (MacOS) $ brew install pssh ホストリストを作成 (host.list) user@host1.test user@host2.test user@host3.test:12345 … 実行 $ pssh -h /tmp/ssh.list "hostname" [1] 14:49:28 [SUCCESS] user@host1.test [2] 14:49:28 [SUCCESS] user@host2.test [3] 14:49:28 [SUCCESS] user@host3.test:12345 iオプションで実行結果を表示できる $ pssh -h /tmp/ssh.list -i "hostname" [1] 14:48:28 [SUCCESS] user@host1.test host1.test [2] 14:48:28 [SUCCE