| From: | Peter Geoghegan <peter(at)2ndquadrant(dot)com> |
|---|---|
| To: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
| Cc: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Process wakeups when idle and power consumption |
| Date: | 2011-05-10 08:22:34 |
| Message-ID: | BANLkTimuvDOdw0qjV6kD4VnF5T16m5BYpA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 10 May 2011 02:58, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
>> Alright. I'm currently working on a proof-of-concept implementation of
>> that. In the meantime, any thoughts on how this should meld with the
>> existing latch implementation?
>
> How about making WaitLatch monitor the file descriptor for the pipe
> by using select()?
Alright, so it's reasonable to assume that all clients of the latch
code are happy to be invariably woken up on Postmaster death?
--
Peter Geoghegan http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services
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