After insert a new node we should:
ALTER KEYSPACE system_auth WITH REPLICATION = { 'class' : ...
'replication_factor' : x };
x = number of nodes in dc
The default user and password should work:
-u cassandra -p cassandra
Cheers.
On 23-08-2017 11:14, kurt greaves wrote:
> The cassandra user requires QUORUM consistency to be achieved for
> authentication. Normal users only require ONE. I suspect your
> system_auth keyspace has an RF of 1, and the node that owns the
> cassandra users data is down.
>
> Steps to recover:
> 1. Turn off authentication on all the nodes
> 2. Restart the nodes and make sure they are UN
> 3. Alter system_auth to have a higher RF than 1 (3 is probably
> appropriate)
> 4. Turn auth back on and restart
> 5. Create a new user and use that from now on.
>
>
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