RE: [HACKERS] SIGTERM -> elog(FATAL) -> proc_exit() is probably a bad idea

[Hiroshi Inoue]

> -----Original Message-----
> From: Mikheev, Vadim
> 
> > I think we'd be lots better off to abandon the notion that we can exit
> > directly from the SIGTERM interrupt handler, and instead treat SIGTERM
> > the same way we treat QueryCancel: set a flag that is inspected at
> > specific places where we know we are in a good state.
> > 
> > Comments?
> 
> This will be much cleaner.
> 

Hmm, CancelQuery isn't so urgent an operation currently.
For example, VACUUM checks QueryCancel flag only
once per table.

Regards.
Hiroshi Inoue