Re: PITR potentially broken in 9.2

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, Pg Bugs <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: PITR potentially broken in 9.2
Date: 2012-12-01 21:56:44
Message-ID: 16296.1354399004@sss.pgh.pa.us
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Jeff Janes <jeff(dot)janes(at)gmail(dot)com> writes:
> On Sat, Dec 1, 2012 at 12:47 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Jeff Janes <jeff(dot)janes(at)gmail(dot)com> writes:
>>> In the newly fixed 9_2_STABLE, that problem still shows up the same as
>>> it does in 9.1.6.

>> I tried to reproduce this as per your directions, and see no problem in
>> HEAD. Recovery advances to the specified stop time, hot standby mode
>> wakes up,

> Hot standby should only wake up once recovery has proceeded beyond the
> pg_stop_backup() point.

> If the specified stop point is after pg_start_backup() finishes, but
> before pg_stop_backup(), then hot standby should not start up (and
> with the newest HEAD, in my hands, it does not). Are you sure you set
> the stop time to just after pg_start_backup, not to just after
> pg_stop_backup?

I'm confused. Are you now saying that this problem only exists in
9.1.x? I tested current HEAD because you indicated the problem was
still there.

regards, tom lane

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