oleg337-server: Warning: Permanently added 'oleg337-server' (ECDSA) to the list of known hosts.

pdsh@oleg337-client: oleg337-server: ssh exited with exit code 2
pdsh@oleg337-client: oleg337-server: ssh exited with exit code 2
oleg337-server: Connection reset by 192.168.203.137 port 22

pdsh@oleg337-client: oleg337-server: ssh exited with exit code 255
mgs: has no /etc/os-release
Linux oleg337-server.virtnet 4.18.0rh8.10-debug #2 SMP Mon Jul 14 01:24:22 EDT 2025 x86_64 x86_64 x86_64 GNU/Linux
0 /etc/centos-release
0 /etc/os-release
0 /etc/redhat-release
4 /etc/rocky-release
0 /etc/system-release
MDS1_OS_VERSION_ID=8.10
MDS1_OS_VERSION_CODE=134873088
MDS1_OS_ID_LIKE=rhel centos fedora rocky
MDS1_OS_ID=rocky