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From Robert Coli <>
Subject Re: Data not fully replicated with 2 nodes and replication factor 2
Date Wed, 19 Jun 2013 19:58:45 GMT
On Wed, Jun 19, 2013 at 11:43 AM, Wei Zhu <> wrote:
> I think hints are only stored when the other node is down, not on the
> dropped mutations. (Correct me if I am wrong, actually it's not a bad idea
> to store hints for dropped mutations and replay them later?)

This used to be the way it worked pre-1.0...

In modern cassandra, anything but a successful ack from a coordinated
write results in a hint on the coordinator.

> To solve your issue, as I mentioned, either do nodetool repair, or increase
> your consistency level.  By the way, you probably write faster than your
> cluster can handle if you see that many dropped mutations.

If his hints are ultimately delivered, OP should not "need" repair to
be consistent.


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