On Mon, Sep 16, 2013 at 8:08 AM, Keith Freeman <8fo...@gmail.com> wrote:
> I'm spec'ing out some hardware for a small cassandra cluster. I know the > recommendation (v1.2+) on spinning media is to have the commitlog on a > separate physical disk from the data, but is it considered ok for > performance to put the commitlog on a partition of the OS's disk? > Separate commitlog wins when the head doesn't move between appends. Your OS will occasionally move the head to write, f/e, logs. It's probably "ok", depending on what "ok" means to you. :) =Rob