How can Redis-based sessions efficiently clean up expired sessions in Nodejs? April 20, 2019 node.js, question For example,How do I know which Session have expired? When will it be cleaned up? What is the most efficient way? Of course, TTL is set while session is set. Related Posts:How are router sessions, bandwidth, and memory calculated?How is the bottom layer of the golang array…How is php's expired session file recycledSession expiredHow PHP Generates Expired GMT Mon,12 May 2001 00:20:00 GMTHow do I determine if the saved password has expired in iOSThe setStatusBarOrientation method has expired. Is…How does android sqlLite handle expired data?How does android sqlLite handle expired data?