Re: WAL fsync scheduling

> Tom Lane writes:
> 
> > OK, we can probably assume that at least one of sigsuspend or sigpause
> > is available everywhere.
> 
> #ifdef HAVE_POSIX_SIGNALS should tell you.
> 
> > Now all you need is a free signal number. Unfortunately we're already
> > using both SIGUSR1 and SIGUSR2.
> 
> Maybe you could dump the old meaning SIGQUIT (externally invoked error),
> move quickdie() to SIGQUIT, and you got SIGUSR1 free.
> 
> (That would even make sense in two ways:  1) SIGQUIT would actually cause
> the guy to quit; 2) there is a correspondence between postmaster and
> postgres signals.)

Good idea.

Of course, this assumes my idea was valid.  Was it?


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