Also, the new nodes (3 of them, in *UJ state*) are showing some data size (~10g). Is there any data loss chances with stopping the cassandra on them?
On Thu, Mar 19, 2015 at 6:02 PM, Pranay Agarwal <agarwalpran...@gmail.com> wrote: > Thanks Rob, You are right. I am using ReleaseVersion: 2.1.0 > > What do you mean by point 3? Also, by doing one at a time, does it mean > wait till nodetool status of the new node is UN from UJ? > > On Thu, Mar 19, 2015 at 5:44 PM, Robert Coli <rc...@eventbrite.com> wrote: > >> On Thu, Mar 19, 2015 at 5:32 PM, Pranay Agarwal <agarwalpran...@gmail.com >> > wrote: >> >>> I have 14 nodes cassandra cluster, each node as around 50gb of data. I >>> added 3 new nodes to the cluster and I can see the status as *UJ *for >>> the new nodes. They have been in that for almost a day now and their data >>> size seems to be same as well. There is almost no CPU or disk usage either >>> on them. >>> >> >> It is not supported to add multiple nodes to a cluster simultaneously >> until 2.1.1 [1]. Usually what happens is one or more of the bootstraps >> fails and hangs forever. This seems to be what has happened to you. >> >> To resolve : >> >> 1) stop each of the bootstrapping nodes >> 2) wipe their data directories completey >> 3) verify that they do not show up in gossip on the other nodes >> 4) bootstrap them again, one at a time >> >> =Rob >> [1] https://issues.apache.org/jira/browse/CASSANDRA-7069 >> >> >> >
