psshis a program for executing ssh in parallel on a number of hosts. It provides features such as sending input to all of the processes, passing apassword to ssh, saving output to files, and timing out. The PSSH_NODENUM and PSSH_HOST environment variables are sent to the remote host. The … See more pssh [-vAiIP] [-h hosts_file] [-H [user@]host[:port]] [-l user] [-p par][-o outdir] [-e errdir] [-t timeout] [-O options] [-x args] [-X arg]command ... pssh -I [-vAiIP] [-h hosts_file] [-H [user@]host[:port]] [-l user] [-ppar] [-o outdir] [-e … See more If you have a set of hosts that you connect to frequently with specific options, it may be helpful to create an alias such as: 1. alias … See more -h host_file --hosts host_file 1. Read hosts from the given host_file. Lines in the host file are of the form [user@]host[:port] and can include blank lines andcomments (lines beginning with … See more Connect to host1 and host2, and print "hello, world" from each: 1. pssh -i -H "host1 host2" echo "hello, world" Print "hello, world" from each host specified in the file hosts.txt: 1. pssh -i -h hosts.txt echo "hello, world" … See more Webfrom pssh.clients import ParallelSSHClient, SSHClient hosts = ['my_host', 'my_other_host'] client = ParallelSSHClient(hosts) output = client.run_command('uname') for host_out in output: for line in host_out.stdout: print(line) See also Feature comparison for how the 2.x.x client types compare.

How to use parallel ssh (PSSH) for executing commands in ... - nixCraft

WebYou can also specify a host name or IP pattern, for example: $ ht ssh 1.1.1.[1-99] uptime $ ht ssh host[00-99] uptime It also supports a --random-start-delay option that will delay the start of the command on each host by a random time interval between 0 and milliseconds. This option can be used to avoid thundering herd ... WebApr 11, 2024 · Distributing SSH trust file to all node. Successfully distributed SSH trust file to all node. Verifying SSH trust on all hosts. Successfully verified SSH trust on all hosts. Successfully created SSH trust. Successfully created SSH trust for the root permission user. Setting pssh path Successfully set core path. Distributing package. teacher as person in authority

How to run a single command on multiple Linux servers

Webparalllel-ssh is a program for executing ssh in parallel on a number of hosts. It provides features such as sending input to all of the processes, passing a password to ssh, saving output to files, and timing out. The PSSH_NODENUM and PSSH_HOST environment variables are sent to the remote host. WebSep 28, 2015 · pssh -i -h hosts.txt echo "hello, world". Run a command as root with a prompt for the root password. pssh -i -h hosts.txt -A -l root echo hi. Run a long command without timing out. pssh -i -h hosts.txt -t 0 sleep 10000. If the file hosts.txt has a large number of entries, say 100, then the parallelism option may also be set to 100 to ensure ... WebOPTIONS-h host_file--hosts host_file Read hosts from the given host_file.Lines in the host file are of the form [user@]host[:port] and can include blank lines and comments (lines beginning with "#").If multiple host files are given (the -h option is used more than once), then pscp behaves as though these files were concatenated together. If a host is specified … teacher as parent