On Thu, Mar 30, 2017 at 4:35 PM, Kuntal Ghosh
<kuntalghosh.2...@gmail.com> wrote:
> 2. the server restarts automatically, initialize
> BackgroundWorkerData->parallel_register_count and
> BackgroundWorkerData->parallel_terminate_count in the shared memory.
> After that, it calls ForgetBackgroundWorker and it increments
> parallel_terminate_count.

Hmm.  So this seems like the root of the problem.  Presumably those
things need to be reset AFTER forgetting any background workers from
before the crash.

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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