No, each node in the cluster is powerful server. I was told the nodes are Dell Poweredge SC1435, but I cannot figure out the configuration of hard drives. Dell provides several possible hard drives for this model.
On 1/25/11 7:59 PM, Ted Dunning wrote: > This is a really slow drive or controller. > > Consumer grade 3.5 inch 2TB drives typically can handle 100MB/s. I would > suspect in the absence of real information that your controller is more > likely to be deficient than your drive. If this is on a laptop or > something, then I withdraw my thought. > > On Tue, Jan 25, 2011 at 4:50 PM, Da Zheng <zhengda1...@gmail.com> wrote: > >> The aggregate write-rate can get much higher if you use more drives, but a >>> single stream throughput is limited to the speed of one disk spindle. >>> >>> You are right. I measure the performance of the hard drive. It seems the >> bottleneck is the hard drive, but the hard drive is a little too slow. The >> average writing rate is 50MB/s. >
