On 11/22/17 07:24 PM, Magnus Hagander wrote:
> What is your postgres version, and what's the "version history" of upgrades
> from it (talking pg_upgrade upgrades, not dump/reload upgrades). This might
> be fallout from old bugs thaat have been known to cause this type of
> problem.
>
It's PostgreSQL 9.5.10 (64bit), running on Ubuntu 16.04.
Last major update was done as full dump/restore.
--
Best regards,
Alexander Pyhalov,
system administrator of Southern Federal University IT department