| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | robertmhaas(at)gmail(dot)com, tgl(at)sss(dot)pgh(dot)pa(dot)us, d(dot)vasilyev(at)postgrespro(dot)ru, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Performance degradation in commit ac1d794 |
| Date: | 2016-03-16 18:16:00 |
| Message-ID: | 20160316181600.czr3wvzyz2wnzatu@alap3.anarazel.de |
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| Lists: | pgsql-hackers |
On 2016-02-08 17:49:18 +0900, Kyotaro HORIGUCHI wrote:
> How about allowing registration of a callback for every waiting
> socket. The signature of the callback function would be like
I don't think a a callback based API is going to serve us well. Most of
the current latch callers would get noticeably more complex that
way. And a number of them will benefit from latches using epoll
internally.
Greetings,
Andres Freund
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