oleg255-server: Warning: Permanently added 'oleg255-server' (ECDSA) to the list of known hosts.

oleg255-server: Connection closed by 192.168.202.155 port 22

pdsh@oleg255-client: oleg255-server: ssh exited with exit code 255
oleg255-server: Connection closed by 192.168.202.155 port 22

pdsh@oleg255-client: oleg255-server: ssh exited with exit code 255
oleg255-server: Connection closed by 192.168.202.155 port 22

pdsh@oleg255-client: oleg255-server: ssh exited with exit code 255
oleg255-server: Connection reset by 192.168.202.155 port 22

pdsh@oleg255-client: oleg255-server: ssh exited with exit code 255
mgs: has no /etc/os-release
oleg255-server: Connection closed by 192.168.202.155 port 22

pdsh@oleg255-client: oleg255-server: ssh exited with exit code 255