Re: 9.2 Cascading replication after slave promotion
От | Josh Berkus |
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Тема | Re: 9.2 Cascading replication after slave promotion |
Дата | |
Msg-id | 50299CB0.8060604@agliodbs.com обсуждение исходный текст |
Ответ на | 9.2 Cascading replication after slave promotion (Mark Kirkwood <mark.kirkwood@catalyst.net.nz>) |
Ответы |
Re: 9.2 Cascading replication after slave promotion
Re: 9.2 Cascading replication after slave promotion |
Список | pgsql-hackers |
Mark, > Looking at the docs (section 25.2.6 paragraph 6) leads one to believe > that downstream standbys can continue to receive and process wal merely > by reconnecting after the cascading standby is promoted - but this does > not seem to be the case (indeed the same paragraph notes that timelines > now no longer match). It looks to me like the downstream guys all need > to be rebuilt - or am I missing something? Per discussion on this list (search for "remastering"), 9.2 still won't allow standbies to point to a new master unless you are doing file-based replication. To date, I seem to be the only one convinced that this is an actual deficiency ... -- Josh Berkus PostgreSQL Experts Inc. http://pgexperts.com
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