From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: patch: improve SLRU replacement algorithm |
Date: | 2012-04-05 13:24:13 |
Message-ID: | CA+Tgmoa_EYT_zAnoR_CEELx+jV_MB8c5zx_gnQpTWem=ezzr_g@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, Apr 5, 2012 at 8:30 AM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
> On Thu, Apr 5, 2012 at 12:56 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>
>> Overall tps, first without and then with patch:
>>
>> tps = 14546.644712 (including connections establishing)
>> tps = 14550.515173 (including connections establishing)
>>
>> TPS graphs by second attached.
>
> Again, I'm not that fussed about throughput because it just hides the
> detail. I am concerned about the distribution of response times, so
> I'd like to see the numbers about that if you don't mind. i.e. does
> the patch remove long waits.
Sorry, I don't understand specifically what you're looking for. I
provided latency percentiles in the last email; what else do you want?
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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