| From: | "Anton A(dot) Melnikov" <aamelnikov(at)inbox(dot)ru> |
|---|---|
| To: | PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Make a 100_bugs.pl test more faster. |
| Date: | 2022-11-16 14:41:16 |
| Message-ID: | eb7aa992-c2d7-6ce7-4942-0c784231a362@inbox.ru |
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| Lists: | pgsql-hackers |
Hello!
The previous discussion was here:
https://www.postgresql.org/message-id/flat/b570c367-ba38-95f3-f62d-5f59b9808226%40inbox.ru
>On 15.11.2022 04:59, Tom Lane wrote:
>> "Anton A. Melnikov" <aamelnikov(at)inbox(dot)ru> writes:
>>
>> Additionally
>> i've tried to reduce overall number of nodes previously
>> used in this test in a similar way.
>
> Optimizing existing tests isn't an answer to that. We could
> install those optimizations without adding a new test case.
Here is a separate patch for the node usage optimization mentioned above.
It decreases the CPU usage during 100_bugs.pl by about 30%.
There are also some experimental data: 100_bugs-CPU-usage.txt
Would be glad for any comments and concerns.
With best regards,
--
Anton A. Melnikov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company
| Attachment | Content-Type | Size |
|---|---|---|
| v1-0001-Reuse-nodes-in-100_bugs-test.patch | text/x-patch | 1.7 KB |
| 100_bugs-CPU-usage.txt | text/plain | 2.0 KB |
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