It's safe to truncate this table since it's just used to inspect repairs for troubleshooting. You may also set a default TTL to avoid it from growing unbounded (this is going to be done by default on CASSANDRA-12701).
2017-03-17 8:36 GMT-03:00 Gábor Auth <auth.ga...@gmail.com>: > Hi, > > I've discovered a relative huge size of data in the system_distributed > keyspace's repair_history table: > Table: repair_history > Space used (live): 389409804 > Space used (total): 389409804 > > What is the purpose of this data? There is any safe method to purge? :) > > Bye, > Gábor Auth > >