Editing Execute a command in parallel by ssh
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# [[Execute a command in parallel by ssh]] in MACHINE1 and MACHINE2 using parallel | # [[Execute a command in parallel by ssh]] in MACHINE1 and MACHINE2 using parallel | ||
− | :<code>[[parallel]] ssh {} 'COMMAND' ::: MACHINE1 MACHINE2</code><ref>https://unix.stackexchange.com/questions/428997/on-which-host-does-this-parallel-command-hang</ref>. See also | + | :<code>[[parallel]] ssh {} 'COMMAND' ::: MACHINE1 MACHINE2</code><ref>https://unix.stackexchange.com/questions/428997/on-which-host-does-this-parallel-command-hang</ref>. See also [[pssh]]. |
:<code>parallel -q ssh {} 'ECHO "TEST"; COMMAND' ::: MACHINE1 MACHINE2</code><ref>https://unix.stackexchange.com/questions/428997/on-which-host-does-this-parallel-command-hang</ref> | :<code>parallel -q ssh {} 'ECHO "TEST"; COMMAND' ::: MACHINE1 MACHINE2</code><ref>https://unix.stackexchange.com/questions/428997/on-which-host-does-this-parallel-command-hang</ref> | ||
::<code>-q</code> quote command. The command must be a simple command (see man bash) without redirections and without variable [[assignments]]. This will quote the command line and arguments so special characters are not interpreted by the shell. | ::<code>-q</code> quote command. The command must be a simple command (see man bash) without redirections and without variable [[assignments]]. This will quote the command line and arguments so special characters are not interpreted by the shell. |
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