| From: | Francois Tigeot <ftigeot@xxxxxxxxxxxx> |
| Date: | Thu, 17 Nov 2011 15:31:17 +0100 |
On Tue, Nov 15, 2011 at 11:37:06PM +0100, Francois Tigeot wrote: > > I have been running PostgreSQL benchmarks for the last few days. > > The main idea was to test the scalability of DragonFly on many cores; for that > purpose I used a tool included with Postgres, Pgbench. > > The server machine was a dual-Xeon system, with 12 cores, 24 hardware threads > and 96GB of memory. Due to popular requests, I have updated the results on page 2 with Postgres-9.1.1 on Linux numbers. Scientific Linux was the fastest of all operating systems once there were more processes running than cores. It was also the less stable. I discovered more than once the machine was completely frozen (blank screen, no keyboard or network response). Even a NMI couldn't change anything. -- Francois Tigeot
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