Re: LWLock contention: I think I understand the problem - Mailing list pgsql-hackers

From Fredrik Estreen
Subject Re: LWLock contention: I think I understand the problem
Date
Msg-id 3C354A02.3060506@algonet.se
Whole thread Raw
In response to Re: LWLock contention: I think I understand the problem  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
Tom Lane wrote:

>Fredrik Estreen <estreen@algonet.se> writes:
>
>>I could run benchmarks on 7.1 if that would be interesting.
>>
>
>Yes, if you have the time to run the same test conditions on 7.1, it
>would be good.
>
>Also, per recent discussions, it would probably be better to try to keep
>the total number of transactions the same for all runs (maybe about
>10000 transactions total, so -t would vary between 10000 and 200 as
>-c ranges from 1 to 50).
>

I'll test my original series on 7.1 and also test the constant number of 
transactions this
weekend. A quick test with 20 transactions and 50 clients gave ca 25 tps 
with the latest
patch, but I'm not sure that point is good, other loads etc.

Regards   Fredrik Estreen




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