The present specification provides a fault monitoring method, apparatus and device, and a readable storage medium, applied to an out-of-band manager, the out-of-band manager being an out-of-band manager of a
server, the method comprising: writing a monitoring request into a
remote management register window; and receiving alarm information, and reading the second fault code in the
remote management register window to obtain
server fault information. According to the technical scheme, the fault log can be obtained without damaging the fault environment, the maintenance cost of the
server can be reduced, and the fault positioning efficiency can be improved.