Re: Fix around conn_duration in pgbench

Fujii Masao <masao.fujii@oss.nttdata.com>

From: Fujii Masao <masao.fujii@oss.nttdata.com>
To: Yugo NAGATA <nagata@sraoss.co.jp>
Cc: Asif Rehman <asifr.rehman@gmail.com>, pgsql-hackers@lists.postgresql.org, Fabien COELHO <coelho@cri.ensmp.fr>
Date: 2021-07-28T17:23:22Z
Lists: pgsql-hackers

On 2021/07/28 16:15, Yugo NAGATA wrote:
>> I found another disconnect_all().
>>
>> 	/* XXX should this be connection time? */
>> 	disconnect_all(state, nclients);
>>
>> The measurement is also not necessary here.
>> So the above comment should be removed or updated?
> 
> I think this disconnect_all will be a no-op because all connections should
> be already closed in threadRun(), but I left it just to be sure that
> connections are all cleaned-up. I updated the comment for explaining above.
> 
> I attached the updated patch. Could you please look at this?

Thanks for updating the patch! LGTM.

Barring any objection, I will commit the patch.

Regards,

-- 
Fujii Masao
Advanced Computing Technology Center
Research and Development Headquarters
NTT DATA CORPORATION



Commits

  1. pgbench: Fix bug in measurement of disconnection delays.

  2. pgbench: Avoid unnecessary measurement of connection delays.

  3. pgbench: Improve time logic.