| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Larry Rosenman <ler(at)lerctr(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: WAL fsync scheduling |
| Date: | 2000-11-18 18:07:00 |
| Message-ID: | 200011181807.NAA27025@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> >> how about sigpause, and using SIGUSR1/SIGUSR2 to wake them up ?
>
> > Looks like a winner.
>
> sigpause() is a BSD-ism, and not part of any recognized standard
> according to my HP man pages. How portable do you think it is?
Good point. I get on BSDI:
The sigpause function call appeared in 4.2BSD and has been deprecated.
The standard is sigsuspend:
The sigsuspend function call conforms to IEEE Std1003.1-1988 (``POSIX'').
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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