Andres Freund wrote:

> Another approach, that's simpler to implement, is to simply have a
> second selfpipe, just for WL_POSTMASTER_DEATH.

Would it work to use this second pipe, to which each child writes a byte
that postmaster never reads, and then rely on SIGPIPE when postmaster
dies?  Then we never need to do a syscall.

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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