Thanks Robert! I am assuming that you meant that it's possible with a single SSD, right?
On Thu, Sep 4, 2014 at 5:42 PM, Robert Coli <[email protected]> wrote: > On Thu, Sep 4, 2014 at 5:05 PM, Steve Robenalt <[email protected]> > wrote: > >> We are migrating a small cluster on AWS from instances based on spinning >> disks (using instance store) to SSD-backed instances and we're trying to >> pick the proper instance type. Some of the recommendations for spinning >> disks say to use different drives for log vs data partitions to avoid >> issues with seek delays and contention for the disk heads. Since SSDs don't >> have the same seek delays, is it still recommended to use 2 SSD drives? Or >> is one sufficient? >> > > The purpose of distinct mount points for commitlog and data is to allow > the commitlog to operate in an append only manner without seeking. This is > possible with SSD disk. > > =Rob >
