The invention discloses a data consistency monitor method, a computer device and a storage medium. The method comprises the steps of acquiring business data and a monitor task triggered by the business data; acquiring a filter rule and a verification rule corresponding to the monitor task from preset rules; filtering the business data according to the filter rule, and deduplicating the filtered business data, so as to obtain to-be-processed data; matching and verifying the to-be-processed data according to the task type of the monitor task and the verification rule, and if verification fails,outputting an alarm. According to the method, business data and the monitor rule corresponding to the monitor task triggered by the business data are acquired, the to-be-processed data is matched andverified according to the verification rule in the monitor rule, if verification fails, the alarm is output, so that consistency of business data can be discovered timely, and workers are warned to process the business data timely.