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deleted 2 characters in body; edited title

edited Jul 15, 2019 at 3:42

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How pssh do the ssh activities without password

the follwing pssh command do a parallel as date

pssh -i -H "master01 master02 master03 worker01 worker02"  -l root -x '-q -o StrictHostKeyChecking=no -o GSSAPIAuthentication=no -o PreferredAuthentications=publickey -o PubkeyAuthentication=yes' date | grep -v "^\["
Fri Jul 12 12:37:35 UTC 2019
Fri Jul 12 12:37:35 UTC 2019
Fri Jul 12 12:37:35 UTC 2019
Fri Jul 12 12:37:35 UTC 2019
Fri Jul 12 12:37:35 UTC 2019

but we notice that the password for the machines not defined so how pssh do the ssh activities without password ?

asked Jul 12, 2019 at 12:43

yael