On Wed, 17 Nov 2010 09:26:56 -0500 Eric Comeau <ecom...@signiant.com> wrote:
> This is not directly a PostgreSQL performance question but I'm hoping > some of the chaps that build high IO PostgreSQL servers on here can help. > > We build file transfer acceleration s/w (and use PostgreSQL as our > database) but we need to build a test server that can handle a sustained > write throughput of 1,25 GB for 5 mins. > > Why this number, because we want to push a 10 Gbps network link for 5-8 > mins, 10Gbps = 1.25 GB write, and would like to drive it for 5-8 mins > which would be 400-500 GB. > > Note this is just a "test" server therefore it does not need fault > tolerance. Get a machine with enough RAM and run postgresql from RAM disk. Write a start script to copy the RAM disk back to normal disk then stopping and back to RAM disk for start. this must be the fastest solution. -- Lutz -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
