From: | "Sebastian Lallana" <slallana(at)datatransfer(dot)com(dot)ar> |
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To: | <pgsql-performance(at)postgresql(dot)org> |
Subject: | FW: Tx forecast improving harware capabilities. |
Date: | 2005-08-18 15:01:24 |
Message-ID: | 722B1B9CFE0ECE488342E3EC2BA920B86CC443@mailserver |
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Thread: | |
Lists: | pgsql-performance |
Hello:
We are having serious performance problems using JBOSS and PGSQL.
I'm sure the problem has to do with the application itself (and neither
with JBOSS nor PGSQL) but the fact is that we are using desktop
equipment to run both Jboss and Postgresql (An Athlon 2600, 1 Gb Ram,
IDE HDD with 60 Mb/sec Transfer Rate), and the answers arise:
If we upgrade our hardware to a Dual Processor would the transactions
per second increase significantly? Would Postgresql take advantage from
SMP? Presumably yes, but can we do a forecast about the number of tps?
What we need is a paper with some figures showing the expected
performance in different environments. Some study about the "degree of
correlation" between TPS and Number of Processors, Cache, Frequency,
Word Size, Architecture, etc.
It exists something like this? Does anybody has experience about this
subject?
Thanks in advance and best regards.
P.S. I've been looking at www.tpc.org but I could't find anything
valuable.
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