| From: | Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp> |
|---|---|
| To: | thomas(dot)munro(at)gmail(dot)com |
| Cc: | coelho(at)cri(dot)ensmp(dot)fr, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: pgbench with libevent? |
| Date: | 2023-08-14 06:06:59 |
| Message-ID: | 20230814.150659.1167547855459810626.t-ishii@sranhm.sra.co.jp |
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| Lists: | pgsql-hackers |
> On Mon, Aug 14, 2023 at 12:35 PM Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr> wrote:
>> > Pgbench is managing clients I/Os manually with select or poll. Much of this
>> > could be managed by libevent.
>>
>> Or maybe libuv (used by nodejs?).
>>
>> From preliminary testing libevent seems not too good at fine grain time
>> management which are used for throttling, whereas libuv advertised that it
>> is good at it, although what it does is yet to be seen.
>
> Do you think our WaitEventSet stuff could be good here, if made
> frontend-friendly?
Interesting. In my understanding this also needs to make Latch
frontend-friendly?
Best reagards,
--
Tatsuo Ishii
SRA OSS LLC
English: http://www.sraoss.co.jp/index_en/
Japanese:http://www.sraoss.co.jp
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