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From Andrew Purtell <apurt...@apache.org>
Subject Re: Hbase Hardware requirement
Date Wed, 08 Jun 2011 15:49:20 GMT
> From: Ted Dunning <tdunning@maprtech.com>
> Lots of people are moving towards more spindles per box to
> increase IOP/s
>
> This is particular important for cases where the working
> set gets pushed out of memory.

Indeed.

Our spec is more like 12x 500 GB SATA disks, to push IOPS and more evenly balance CPUs (fast
dual quad core) with resident data per box. 10 of those disks are JBOD disks for the DataNodes.
Two are RAID-1 system disk so dumb errors on the system disk doesn't bring down all volumes.

  - Andy


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