oleg351-server: Warning: Permanently added 'oleg351-server' (ECDSA) to the list of known hosts.

pdsh@oleg351-client: oleg351-server: ssh exited with exit code 2
pdsh@oleg351-client: oleg351-server: ssh exited with exit code 2
pdsh@oleg351-client: oleg351-server: ssh exited with exit code 2
MGS_OS_ID_LIKE=rhel centos fedora rocky
MGS_OS_VERSION_ID=8.10
MGS_OS_ID=rocky
MGS_OS_VERSION_CODE=134873088
MDS1_OS_VERSION_ID=8.10
MDS1_OS_VERSION_CODE=134873088
MDS1_OS_ID_LIKE=rhel centos fedora rocky
MDS1_OS_ID=rocky