Re: Automatic tombstone removal issue (STCS)

2014-05-07 Thread Paulo Ricardo Motta Gomes
Robert: thanks for the support, you are right, this belonged more to the dev list but I didn't think of it. Yuki: thanks a lot for the clarification, this is what I suspected. I understand it's costly to check row by row overlap in order to decide if a SSTable is candidate for compaction, but doe

Storing log structured data in Cassandra without compactions for performance boost.

2014-05-07 Thread Kevin Burton
I'm looking at storing log data in Cassandra… Every record is a unique timestamp for the key, and then the log line for the value. I think it would be best to just disable compactions. - there will never be any deletes. - all the data will be accessed in time range (probably partitioned randoml