python linux 集群管理命令分发

import subprocess



machines=["10.0.4.1",

"10.0.4.2",

"10.0.4.3",

"10.0.4.4",

"10.0.4.5",

"10.0.4.6",

"10.0.4.7",

"10.0.4.8",

"10.0.4.9",

"10.0.4.10"]

cmd = "hostname"

for machine in machines:

  subprocess.call("ssh root@%s %s" % (machine,cmd),shell=True)