Thanks for your reply Dean, considering your reply.... maybe I use a 15k RPM SCSI Disk, I think it'll perform better than a SSD disk.
On Wed, Aug 8, 2012 at 10:01 AM, Hiller, Dean <dean.hil...@nrel.gov> wrote: > Probably not since it is sequential writes….(ie. Seek performance is the > big hit and if it is sequential it should not be seeking and is about just > as fast as an SSD in theory). In practice, I have not measure the > performance of one vs. the other though…that I always the best way to > go.(you could write a micro benchmark test with warmup writes and then > stream writes to and see how it does without cassandra). > > Dean > > From: Darvin Denmian <darvin.denm...@gmail.com<mailto: > darvin.denm...@gmail.com>> > Reply-To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" < > user@cassandra.apache.org<mailto:user@cassandra.apache.org>> > Date: Tuesday, August 7, 2012 8:34 PM > To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" < > user@cassandra.apache.org<mailto:user@cassandra.apache.org>> > Subject: Use of SSD for commitlog > > Hi, > > Can somebody tell me if is there some benefit in use SSD Disks > for commitlog? > > THanks! >
