On 12/7/16 9:38 AM, Tom Lane wrote:
>> Even with that change, dynamic shared memory is still vulnerable to be
>> removed.
> Really?  I thought we concluded that it is safe because it is detectably
> attached to running processes.

The DSM implementation uses POSIX shared memory, which doesn't have an
attachment count like SysV shared memory.

Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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