On Wed, 2010-09-15 at 10:33 +0900, Fujii Masao wrote:
> On Wed, Sep 15, 2010 at 12:14 AM, Simon Riggs <si...@2ndquadrant.com> wrote:
> >
> > Like latches, nice one.
> >
> > The way the loop in WalSender now happens it won't send any outstanding
> > WAL if a shutdown is requested while it is waiting.
> >
> > That probably needs to change and we'd do similarly in other procs.
>
> Really? ISTM that walsender tries to send all outstanding WAL without
> problems after it receives SIGUSR2. Am I missing something?
For SIGUSR2, you're right.
However, if the following clause is ever invoked, then the loop does
have problems and we leave when not caught up.
if (!PostmasterIsAlive(true))
exit(1);
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Training and Services
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