On 2016-05-27 20:54:43 -0400, Tom Lane wrote:
> Andres Freund <and...@anarazel.de> writes:
> > On 2016-05-26 12:44:51 -0400, Tom Lane wrote:
> > 2016-04-27 17:02:06 EDT 572128cd.1811 [7-1] user=,db=,remote= FATAL:  42501:
> > could not open file "pg_xlog/RECOVERYXLOG": Permission denied
> 
> > So, what's the permission of RECOVERYXLOG at that point?  It's pretty
> > weird that directly after running reason_command it's not readable.
> 
> s/not readable/not writable/.  I doubt that it's a good idea for that
> code to think that it can fail hard on non-writable files.

But we actually sometimes write to files we've recovered; if they're the
end of the WAL after archive recovery and/or promotion. If a
restore_command restores files in a non-writable way it's buggy; I don't
see why it's worthwhile to work around that.

Andres


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