Solved. Finally found that there was one node with 172.29.8.8 in gossipinfo and appearing incomplete in status:
Status=Up/Down |/ State=Normal/Leaving/Joining/Moving -- Address Load Tokens Owns Host ID Rack UL 172.29.8.8 13.28 GB 256 9.5% null 1 Restarting this node removed the decommissioned node from gossip. Jeff On 3 July 2015 at 13:09, Jeff Williams <je...@wherethebitsroam.com> wrote: > I'm thinking I'll have to find something similar for 2.0. I just don't > understand where the node is coming from! > > Jeff > > On 1 July 2015 at 10:21, Vitalii Skakun <vitalii.ska...@gmail.com> wrote: > >> Hi, >> >> just a guess, there was a possibility to purge gossip state on a node, at >> least in version 1.2 >> >> http://docs.datastax.com/en/cassandra/1.2/cassandra/architecture/architectureGossipPurge_t.html >> >> the trick was to add -Dcassandra.load_ring_state=false somehow to the >> jvm parameters >> >> I'm not sure if it works for 2.0 (since it's not in the doc for 2.x) >> >> 2015-07-01 10:23 GMT+03:00 Jeff Williams <je...@wherethebitsroam.com>: >> >>> Thanks for the tip Aiman, but this node is not in the seed list anywhere. >>> >>> Jeff >>> >>> On 30 June 2015 at 18:16, Aiman Parvaiz <ai...@flipagram.com> wrote: >>> >>>> I was having exactly the same issue with the same version, check your >>>> seed list and make sure it contains only the live nodes, I know that seeds >>>> are only read when cassandra starts but updating the seed list to live >>>> nodes and then doing a roiling restart fixed this issue for me. >>>> I hope this helps you. >>>> >>>> Thanks >>>> >>>> Sent from my iPhone >>>> >>>> On Jun 30, 2015, at 4:42 AM, Jeff Williams <je...@wherethebitsroam.com> >>>> wrote: >>>> >>>> Hi, >>>> >>>> I have a cluster which had 4 datacenters running 2.0.12. Last week one >>>> of the datacenters was decommissioned using nodetool decommission on each >>>> of the servers in turn. This seemed to work fine until one of the nodes >>>> started appearing in the logs of all of the remaining servers with messages >>>> like: >>>> >>>> INFO [GossipStage:3] 2015-06-30 11:22:39,189 Gossiper.java (line 924) >>>> InetAddress /172.29.8.8 is now DOWN >>>> INFO [GossipStage:3] 2015-06-30 11:22:39,190 StorageService.java (line >>>> 1773) Removing tokens [...] for /172.29.8.8 >>>> >>>> These come up in the log every minute or two. I believe it may have >>>> re-appeared after a repair, but I'm not sure. >>>> >>>> The problem is that this node does not exist in "nodetool status", >>>> "nodetool gossipinfo" or in the system.peers table. So how can tell the >>>> cluster that this node is decommissioned? >>>> >>>> Regards, >>>> Jeff >>>> >>>> >>> >> >> >> -- >> >> ---- >> with best regards, >> Vitalii Skakun >> > >