Did you replace any of the nodes which are missing in the nodetool status ?
Regard’s Dhanunjaya Tokala On Mon, Sep 9, 2019 at 1:51 PM Nandakishore Tokala < nandakishore.tok...@gmail.com> wrote: > Hi All, > > we are running apache Cassandra 3.1.0 on AWS in multi-region nearly around > 200 nodes. > after restarting each node I am seeing some of the nodes are missing from > the nodetool status (not UN or DN they are completely missing). after > couple of restarts, I am seeing them back. > > Please help me if I am missing something at the configuration side > > > Thanks > Nanda >