Re: Tiered compation on two disks

2012-06-24 Thread aaron morton
> I have a Cassandra installation where we plan to store 1Tb of data, split > between two 1Tb disks. In general it's a good idea to limit the per node storage to 300GB to 400GB. This has more to do with operational issues that any particular issue with cassandra. However storing a very large num

Tiered compation on two disks

2012-06-21 Thread Flavio Baronti
Hi, I have a Cassandra installation where we plan to store 1Tb of data, split between two 1Tb disks. Tiered compation should be better suited for our workload (append-only, deletion of old data, few reads). I know that tiered compaction needs 50% free disk space for worst case situation. How do