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On 22 May 2001 12:45:30 -0400, Haider Rizvi <haider_at_no_uce.ca.ibm.com> wrote:
>nsouto_at_nsw.bigpond.net.au.nospam (Nuno Souto) writes:
>
><bunch of stuff deleted>
>
>> When was the last time you tried to saturate 12 CPU's on a Sequent
>> with a single DB2 parallel query?
>
>Look at DB2's 300 GB TPC-H results from a year ago,
>http://www.tpc.org/tpch/results/h-ttperf.idc. DB2 published three
>results on numa-q (previously known as Sequent). Results are on 64, 48
>and 32 cpus, and they scale well just look at the numbers! And I can
>promise that even for the 64 cpu runs, all the cpus were saturated,
>the scalability kind of proves that. Q.E.D.
Not QED at all. I said a single parallel query, that's not exactly the same as a TPC-H? Or can't you spot the difference?
Cheers
Nuno Souto
nsouto_at_bigpond.net.au.nospam
http://www.users.bigpond.net.au/the_Den/index.html
Received on Sat Jul 21 2001 - 18:05:48 CDT