On 12/23/2015 10:16 AM, Tom Lane wrote:
Depending on timing, this scheme might accidentally fail to fail, but it
seems fragile as can be. I would bet that it's prone to deadlocks, quite
aside from the SIGPIPE problem. Considering how amazingly ugly the
underlying code is (exit_horribly is in parallel.c now? Really?), I want
to rip it out entirely, not try to band-aid it by suppressing SIGPIPE ---
though likely we need to do that too.
This is something that should work, period. It should be a showcase for
the code we ship because it shows how serious we take data integrity
+1 for turning it into something irrefutably as close to perfect as
humans can produce.
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