If you have RF>CL then Repair needs to be run to make sure data is in sync.
Sent from my iPhone > On May 12, 2018, at 3:54 AM, onmstester onmstester <onmstes...@zoho.com> > wrote: > > > In an insert-only use case with TTL (6 months), should i run this command, > every 5-7 days on all the nodes of production cluster (according to this: > http://cassandra.apache.org/doc/latest/operating/repair.html )? > nodetool repair -pr --full > When none of the nodes was down in 4 months (ever since the cluster was > launched) and none of the rows been deleted, why should i run nodetool repair? >