Enter a command. For example: passwd, pass, pg_dump, spike, shc.


Parallel SSH program. More information:
  • Run a command on two hosts, and print its output on each server inline:
    pssh -i -H "{{host1}} {{host2}}" {{hostname -i}}
  • Run a command and save the output to separate files:
    pssh -H {{host1}} -H {{host2}} -o {{path/to/output_dir}} {{hostname -i}}
  • Run a command on multiple hosts, specified in a new-line separated file:
    pssh -i -h {{path/to/hosts_file}} {{hostname -i}}
  • Run a command as root (this asks for the root password):
    pssh -i -h {{path/to/hosts_file}} -A -l {{root_username}} {{hostname -i}}
  • Run a command with extra SSH arguments:
    pssh -i -h {{path/to/hosts_file}} -x "{{-O VisualHostKey=yes}}" {{hostname -i}}
  • Run a command limiting the number of parallel connections to 10:
    pssh -i -h {{path/to/hosts_file}} -p {{10}} '{{cd dir; ./; exit}}'

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