clustershell批量执行shell命令

Usage: clush [options] command

Options:
  --version             show program‘s version number and exit
  -h, --help            show this help message and exit
  -s GROUPSOURCE, --groupsource=GROUPSOURCE
                        optional groups.conf(5) group source to use
  --nostdin             don‘t watch for possible input from stdin

  Selecting target nodes:
    -w NODES            nodes where to run the command
    -x EXCLUDE          exclude nodes from the node list
    -a, --all           run command on all nodes
    -g GROUP, --group=GROUP
                        run command on a group of nodes
    -X EXGROUP          exclude nodes from this group

  Output behaviour:
    -q, --quiet         be quiet, print essential output only
    -v, --verbose       be verbose, print informative messages
    -d, --debug         output more messages for debugging purpose
    -G, --groupbase     do not display group source prefix
    -L                  disable header block and order output by nodes
    -N                  disable labeling of command line
    -b, --dshbak        gather nodes with same output
    -B                  like -b but including standard error
    -r, --regroup       fold nodeset using node groups
    -S                  return the largest of command return codes
    --color=WHENCOLOR   whether to use ANSI colors (never, always or auto)

  File copying:
    -c, --copy          copy local file or directory to remote nodes
    --rcopy             copy file or directory from remote nodes
    --dest=DEST_PATH    destination file or directory on the nodes
    -p                  preserve modification times and modes

  Ssh options:
    -f FANOUT, --fanout=FANOUT
                        use a specified fanout
    -l USER, --user=USER
                        execute remote command as user
    -o OPTIONS, --options=OPTIONS
                        can be used to give ssh options
    -t CONNECT_TIMEOUT, --connect_timeout=CONNECT_TIMEOUT
                        limit time to connect to a node
    -u COMMAND_TIMEOUT, --command_timeout=COMMAND_TIMEOUT
                        limit time for command to run on the node