Method and device for searching file

摘要: The embodiment of the invention provides a method for searching file, which comprises steps of: receiving request user by meta server, and obtaining an identification group to belongs according request; selecting member engine server each level index corresponds is obtained from engine; sending information in selected be convenient file grading marked files corresponding request. Meanwhile, also client, system. In invention, request, result most suitable being watched belonging indexed meet demands different users, so that accurate realized.