Hi,
On 2019-11-07 15:47:33 +0000, PG Bug reporting form wrote:
> The following bug has been logged on the website:
>
> Bug reference: 16099
> Logged by: Jerzy Dudzic
> Email address: jerzy@dudzic.pl
> PostgreSQL version: 12.0
> Operating system: Ubuntu 19.04
> Description:
> I recently upgraded PostgreSQL from 11(most likely 11.5) to 12 and I use it
> as website database. It started crashing quite randomly, especially during
> heavier website usage.
>
> FYI, I think this might be heavily related or even the same as
> https://www.postgresql.org/message-id/16095-c3ff2e5283b8dba5%40postgresql.org
Yea, this is almost certainly the same issue. 12.1 will be released soon
- including the fix - otherwise you could build from source.
Thanks for reporting!
Greetings,
Andres Freund