-Re: Hardware specs calculation for io
Michael Segel 2012-06-13, 18:52
You will want something in between...
8 cores means 8 spindles.
16 cores means 16 spindles.
You may want to up the memory, especially if you're running or thinking about running HBase.
If you go beyond 4 spindles, you will saturate your 1GBe link. If you think about Type B, you will need 10GBe.
On Jun 13, 2012, at 9:36 AM, Sandeep Reddy P wrote:
> I need to know difference between two hardware configurations below for
> 24TB of data. (slave machines only for hadoop,hive and pig)
> TYPE A: 2 quad core, 32 GB memory, 6 x 1TB drives(6TB / machine)
> TYPE B: 4 quad core, 48 GB memory, 12 x 1TB drives (12TB / machine)
> suppose we choose 4 type A machines for 24tb of data and 2 type b machines
> for 24 tb data. Assuming disk io speed is constant (7200 RPM sata), cost is
> same for 4Type A and 2 Type B machines.
> I need which type of machines will give me best results in terms of