Re: Stefan's bug (was: max_standby_delay considered harmful)

From: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, Andres Freund <andres(at)anarazel(dot)de>, Florian Pflug <fgp(at)phlo(dot)org>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Bruce Momjian <bruce(at)momjian(dot)us>, Greg Smith <greg(at)2ndquadrant(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>
Subject: Re: Stefan's bug (was: max_standby_delay considered harmful)
Date: 2010-05-18 03:02:27
Message-ID: AANLkTimxPtlmyIzglADRZ6Pv-spee401YrudVS8Zhuy6@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Mon, May 17, 2010 at 9:01 PM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>> (1)
>> Smart or fast shutdown requested in PM_STARTUP state always removes
>> the backup_label file if it exists. But it might be still required
>> for subsequent recovery. I changed your patch so that additionally
>> the postmaster skips deleting the backup_label in that case.
>
> Don't like the name NeedBackupLabel seems too specific. That really
> corresponds to "we were in recovery". We should have a couple of
> super-states that correspond to am in recovery/am not in recovery so we
> can drive it from that.

ISTM that we can use XLogCtl->SharedRecoveryInProgress for that.
Is this OK?

Regards,

--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Greg Stark 2010-05-18 03:25:09 Re: including PID or backend ID in relpath of temp rels
Previous Message Fujii Masao 2010-05-18 02:40:20 Re: Stefan's bug (was: max_standby_delay considered harmful)