Re: [BUGS] signal 11 segfaults with parallel workers

On 2017-08-08 21:55:50 +0200, Michael Paquier wrote:
> On Tue, Aug 8, 2017 at 9:51 PM, Andres Freund <andres@anarazel.de> wrote:
> > Perhaps, for v11, we should actually make sure there's no memory context
> > etc set during _PG_init() to catch such problems earlier? It's a bit
> > nasty to only see them if the shared library is preloaded and/or
> > parallelism is in use.
> 
> Yeah, some prevention like that would be a good idea for module
> developers.

> We could also check for a higher-level thing like being sure that
> there is no transaction context?

Not quite sure what you mean by that? And if you just mean to ensure
that _PG_init() is called outside of a transaction - how? We load shared
libraries on demand when they're used - and that'll frequently be in a
transaction?

- Andres


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