Log processing method and device

The present invention provides a log processing method and device. The method includes the following steps that: a network access request from a client is received; identification information corresponding to the client is obtained according to the network access request, wherein the identification information is used for distinguishing different clients; response data corresponding to the network access request are returned to the client, so that the client can execute network access operation according to the response data, and enters a network access process; and the user behavior data of the client in the network access process are recorded, and the user behavior data and the identification information are correspondingly stored in the user behavior logs of a server. With the log processing method and device provided by the technical schemes of the invention adopted, the server can analyze user behavior data generated by the same client in a plurality of times of network access in a combined manner in a s