Thank you for your reply.
On Wed, 25 Apr 2007 10:22:25 -0400
Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
> > takuya koide wrote:
> >> 4) send 'SIGSTOP' signal to postgres
>
> > If you "stop" a process by SIGSTOP you must make it run again with
> > SIGCONT. Otherwise it's just not processing signals, so it'll obviously
> > not shut down. I don't think this is a bug.
>
> SIGSTOP is a debugging tool, which would be rendered nigh useless if the
> postmaster tried to override it automatically. So definitely NOTABUG
> in my opinion too.
For end-user, Debugging is not important and daily working, too.
So for developper, if PostgreSQL have a debug option, it seems that it is no problem.
(When it is used debug option, it not shutdown as like current working)
Thank you.
Best Regards
---
Takuya Koide
NEC System Technologies, Ltd.