On Mon, Dec 20, 2010 at 12:49 PM, Greg Smith <greg@2ndquadrant.com> wrote:
> Scott Marlowe wrote:
>> I can sustain about 5,000 transactions per second on a machine with 8
>> cores (2 years old) and 14 15k seagate hard drives.
>
> Right. You can hit 2 to 3000/second with a relatively inexpensive system,
> so long as you have a battery-backed RAID controller and a few hard drives.
> Doing 5K writes/second is going to take a giant pile of hard drive or SSDs
> to pull off. There is no possible way to meet the performance objectives
> here without a lot more cores in the server and some pretty beefy storage
> too.
Is this with synchronous_commit on, or off?
--
Robert Haas
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