# ssh $TGT cat /etc/my.cnf | diff -u /etc/my.cnf - - server_id = 2323 + server_id = 2324 - log_slave_updaets Yes, this difference is OK If $TGT is Master DB this difference is NG
# ssh $TGT cat /etc/my.cnf | diff -u /etc/my.cnf - - server_id = 2323 + server_id = 2324 - log_slave_updaets Yes, this difference is OK If $TGT is Master DB this difference is NG Impossible