oleg141-server: Warning: Permanently added 'oleg141-server' (ECDSA) to the list of known hosts.

pdsh@oleg141-client: oleg141-server: ssh exited with exit code 2
pdsh@oleg141-client: oleg141-server: ssh exited with exit code 2
oleg141-server: client_loop: send disconnect: Broken pipe

pdsh@oleg141-client: oleg141-server: ssh exited with exit code 255
mgs: has no /etc/os-release