On Fri, Oct 2, 2015 at 10:58 AM, Alvaro Herrera
<alvhe...@2ndquadrant.com> wrote:
> Fujii Masao wrote:
>> What happens if pg_xact_commit_timestamp() is called in standby after
>> track_commit_timestamp is disabled in master, DeactivateCommitTs() is
>> called and all commit_ts files are removed in standby? I tried that case
>> and got the following assertion failure.
> Ah.  So the standby needs to keep the module activated if it's enabled
> locally, even when it receives a message that the master turned it off.
> Here's a patch.

The standby can have the feature enabled even though the master has it
disabled?  That seems like it can only lead to heartache.

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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