Re: Replication identifiers, take 4 - Mailing list pgsql-hackers

From Andres Freund
Subject Re: Replication identifiers, take 4
Date
Msg-id 20150420081956.GA25107@alap3.anarazel.de
Whole thread Raw
In response to Re: Replication identifiers, take 4  (Heikki Linnakangas <hlinnaka@iki.fi>)
List pgsql-hackers
On 2015-04-20 11:09:20 +0300, Heikki Linnakangas wrote:
> Can you name some of the bigger problems you'd have?

Several parts of the system are O(#max_replication_slots). Having 100k
outgoing logical replication slots is going to be expensive.

Nothing unsolvable, but the 65k 16 bit limit surely isn't going to be
the biggest problem.

Greetings,

Andres Freund



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