if we dumped the data from slave with --dump-slave and the master server was crashed later , and then the role of slave may be upgraded to be a new master, we can't set up a slave server that point to new master because we lack the information of "master status"
if we dumped the data from slave with --dump-slave and the master server was crashed later , and then the role of slave may be upgraded to be a new master, we can't set up a slave server that point to new master because we lack the information of "master status"