Thanks Mehmet and Erick,
I don't have any monitoring other than nodetool but I manage to see
some disk errors cause exceptions.
I changed faulty disk and performance ok now.
Regards,
Osman
On Sun, 5 Apr 2020 at 03:17, Erick Ramirez wrote:
>
> With only 2 replicas per DC, it means you're likely
With only 2 replicas per DC, it means you're likely writing with a
consistency level of either ONE or LOCAL_ONE. Everytime you hit the
problematic node, the write performance drops. All other configurations
being equal, this indicates an issue with the commitlog disk on the node.
Get your
Hi Osman,Do you use any monitoring solution such as prometheus on your cluster?
If yes, you should install and use cassandra exporter from the link below and
examine some detailed metrics.https://github.com/criteo/cassandra_exporter
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