On Aug 8, 2006, at 4:49 PM, Joshua D. Drake wrote:
>> I am considering a setup such as this:
>> - At least dual cpu (possibly with 2 cores each)
>> - 4GB of RAM
>> - 2 disk RAID 1 array for root disk
>> - 4 disk RAID 1+0 array for PGDATA
>> - 2 disk RAID 1 array for pg_xlog
>> Does anyone know a vendor that might be able provide such setup?
Wouldn't it be preferable to put WAL on a multi-disk RAID 10 if you
had the opportunity? This gives you the redundancy of RAID 1 but
approaches the performance of RAID 0, especially as you add disks to
the array. In benchmarking, I've seen consistent success with this
approach.
--
Thomas F. O'Connell
Sitening, LLC
http://www.sitening.com/
3004B Poston Avenue
Nashville, TN 37203-1314
615-469-5150 x802
615-469-5151 (fax)