| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Joshua Berkus <josh(at)agliodbs(dot)com> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
| Subject: | Re: Cascading replication: should we detect/prevent cycles? |
| Date: | 2012-12-20 13:04:12 |
| Message-ID: | CA+TgmoasrWoFpZW25YV+5FFx+CrSMQL9dbptsXQrb7XkwXkzuw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Dec 19, 2012 at 5:14 PM, Joshua Berkus <josh(at)agliodbs(dot)com> wrote:
> What would such a test look like? It's not obvious to me that there's any rapid way for a user to detect this situation, without checking each server individually.
Change something on the master and observe that none of the supposed
standbys notice?
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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