You can start by using the nodetool gossipinfo command and also look at the ApplicationState source code: https://github.com/apache/cassandra/blob/cassandra-3.1.1/src/java/org/apache/cassandra/gms/ApplicationState.java
That application state is not currently user-extensible for Cassandra users. What type of info did you wish to pass around? -- Jack Krupansky On Sun, Feb 21, 2016 at 8:56 AM, Thouraya TH <thouray...@gmail.com> wrote: > Hi all; > > Please, where can i find what are the details saved by gossip protocol ? > > Is it possible to add other informations to informations exchanged between > nodes using gossip protcol ? > > Thank you so much. > Kind regards. >