Re: signal and startup process

Committed.

On Thu, 2010-10-14 at 12:57 +0900, Fujii Masao wrote:
> Hi,
> 
> It takes nonsensically extra several seconds to shut down the standby server.
> This is because the startup process cannot respond immediately the SIGTERM
> signal sent by postmaster for the shutdown while it's sleeping on WaitLatch.
> This delays the shutdown for up to the sleep time on WaitLatch (currently
> 5 seconds).
> 
> The signal handlers of the startup process should call SetLatch to respond
> the signals even while it's sleeping on WaitLatch, like those of walsender
> already do. The attached patch does this.
> 
> Regards,
> 

-- Simon Riggs           www.2ndQuadrant.comPostgreSQL Development, 24x7 Support, Training and Services