The invention discloses an office software operation and maintenance monitoring system, which belongs to the technical field of operation and maintenance monitoring, and comprises a server cluster, a data exchange system and an intelligent monitoring system, and is characterized in that the server cluster comprises a plurality of servers, and the intelligent monitoring system comprises a hardware monitoring module; wherein monitoring objects of the hardware monitoring module comprise a CPU average workload, a memory usage rate, a network transmission rate value and a network bandwidth occupancy rate of the server; the data exchange system comprises a data extraction module, a data analysis module, a data storage module and an alarm module; and the server, the hardware monitoring module, the data storage module, the data extraction module, the data analysis module and the alarm module are connected in sequence. The problem that an existing office software operation and maintenance monitoring system lacks a mechanism for discovering faults in advance is solved.