Parallel tools for increasing productivity on linux

Parallel Execution tools

To increase productivity there are couple of tools for parallel execution

Parallel version of SSH tools
One place to download is - http://www.theether.org/pssh/
Download - https://code.google.com/archive/p/parallel-ssh/
useful link : https://www.linux.com/news/parallel-ssh-execution-and-single-shell-control-them-all
pssh - parallel ssh 
pscp - parallel scp
prsync - parallel rsync
pnuke - parallel nuke
pslurp - Parallel slurp

  Create a file with all the hostnames
    echo "host1\nhost2\nhost3" > hosts.txt
  Run the pssh command 
  pssh -h hosts.txt -l ben date