Hello
>> > Also, I'm not entirely sure whether there's anything in our various
>> > replication logic that's dependent on vacuum truncation taking AEL.
>> > Offhand I'd expect the reduced use of AEL to be a plus, but maybe
>> > I'm missing something.
>>
>> It'd be a *MAJOR* plus. One of the biggest operational headaches for
>> using a HS node for querying is that there'll often be conflicts due to
>> vacuum truncating relations (which logs an AEL), even if
>> hot_standby_feedback is used. There's been multiple proposals to
>> allow disabling truncations just because of that.
>
> Huge +1 from me here, we've seen this too. Getting rid of the conflict
> when using a HS node for querying would be fantastic.
One small ping... This topic has been inactive for a long time. But that would be a great improvement for any future
release.I observe such problems from time to time... (so far, we have at least a workaround with the vacuum_trunk
option)
regards, Sergei