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From Jai Bheemsen Rao Dhanwada <>
Subject Cassandra snapshot restore with VNODES missing some data
Date Wed, 30 Aug 2017 23:06:14 GMT
Hello All,

I am trying to restore a cluster with VNODE(s) to a new cluster using the
After the restore when I query data from cql I see some random data is

I used the below steps to restore

1. Snapshot on the source cluster
2. Setup new cluster(VNODEs) with the same schema as source cluster.
3. Restore the snapshot to the specific CF directory
4. Restart the node.
5. Now when I query through CQL I see some data is missing.

I looked at the procedure documented in :

When I try to follow the steps in the above doc, especially replacing the
num_tokens with initial_token: from the source cluster token, I get the
below error.

ERROR [main] 2017-08-30 17:17:20,878 - Fatal
configuration error org.apache.cassandra.exceptions.ConfigurationException:
Cannot change the number of tokens from 256 to 1 at
~[apache-cassandra-2.1.16.jar:2.1.16] at
~[apache-cassandra-2.1.16.jar:2.1.16] at
~[apache-cassandra-2.1.16.jar:2.1.16] at
[apache-cassandra-2.1.16.jar:2.1.16] at
[apache-cassandra-2.1.16.jar:2.1.16] at
[apache-cassandra-2.1.16.jar:2.1.16] INFO [StorageServiceShutdownHook]
2017-08-30 17:17:20,898 - Announcing shutdown INFO
[StorageServiceShutdownHook] 2017-08-30 17:17:22,902 - Waiting for messaging service to quiesce INFO
[ACCEPT-/x <>.x.x.x] 2017-08-30 17:17:22,903 - MessagingService has terminated the accept()

any pointers on this?

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