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This article mainly introduces "how to use Linux pssh batch execution command", in daily operation, I believe many people in how to use Linux pssh batch execution command problems have doubts, Xiaobian consulted all kinds of information, sorted out simple and easy to use operation methods, hope to answer "how to use Linux pssh batch execution command" doubts helpful! Next, please follow the small series to learn together!

Linux common command pssh is an open source software, using python implementation, for batch ssh operation of large quantities of machines.

syntax format pssh [parameters] [file]

Common parameters: -h list file of remote hosts to execute command-l user name of remote machine-p maximum number of connections allowed at one time-A prompt for password and pass password to ssh (Note that after this parameter is added, it is only a prompt. You can enter it casually or enter it directly.)-O Set the specific configuration of the ssh parameter. Refer to the ssh_config configuration file-x to pass multiple SSH commands. Multiple commands are separated by spaces and enclosed in quotes. -X is the same as-x, but only one command can be passed at a time. Reference instance batch execution of commands:

[root@linux265 ~]# pssh -h hosts.txt -l root -i 'uptime' If you add the-A parameter, you will be prompted to enter the password even if you have done the ssh trust relationship in advance:

[root@linux265 ~]# pssh -h hosts.txt -l root -i -A 'uptime' Here, the study of "how to use Linux pssh to execute commands in batches" is over, I hope to solve everyone's doubts. Theory and practice can better match to help everyone learn, go and try it! If you want to continue learning more relevant knowledge, please continue to pay attention to the website, Xiaobian will continue to strive to bring more practical articles for everyone!

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