Operation state monitoring method and device, monitoring platform and software service system

The invention provides an operation state monitoring method and device, a monitoring platform and a software service system, and relates to the technical field of state monitoring, the method comprises the following steps: a first operation log uploaded by at least one business service module in a business service platform is pulled from a network memory, and the service mode of the business service platform is a software and service SaaS mode; obtaining metadata configuration information corresponding to each business service module in the at least one business service module based on the network memory, and analyzing the first running log based on the metadata configuration information corresponding to the business service module, obtaining an operation index calculation result of the business service module based on the analyzed second operation log and the metadata configuration information, and determining an operation state evaluation result of the business service module based on the operation index ca