UNNECESSARY RESOURCE RECOGNITION AND RELEASE PLAN IN APPLICATION HOT DEPLOY ON DISTRIBUTED SYSTEM

摘要

A method for non-disruptive version management of an application in a system including a plurality of application servers is disclosed according to an embodiment of the present disclosure. The operations stored in the computer program for processing of the method include recording service-related information for each version of a plurality of versions of applications stored in the application server; Transmitting at least one of version information of a retained application, information related to service execution for each version, and version information of an application executing the service to an application management server; If there is no service being executed by an application of a version other than the latest version among the plurality of versions of the application based on the service execution related information for each version, version information of the application for which the service being executed does not exist in the application management server Transmitting unused version information including; And receiving an unused version removal command from the application management server.