Re: postgreSQL.conf has become zero byte file

From: Melvin Davidson <melvin6925(at)gmail(dot)com>
To: John McKown <john(dot)archie(dot)mckown(at)gmail(dot)com>
Cc: PostgreSQL General <pgsql-general(at)postgresql(dot)org>
Subject: Re: postgreSQL.conf has become zero byte file
Date: 2015-11-17 13:46:34
Message-ID: CANu8Fiz_Rf-euDA25zGqHu-JjW74Ke7C_rqdQUPYBRprQiG7rw@mail.gmail.com
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More importantly, what version of PostgreSQL and what O/S are you working
with.
If this is Ubuntu, you could simply be looking at the wrong postgresql.conf
file.

On Tue, Nov 17, 2015 at 7:33 AM, John McKown <john(dot)archie(dot)mckown(at)gmail(dot)com>
wrote:

> I agree with Adrian. If this is on a Linux system, I'd suggest setting up
> "icrond" to monitor that file and at least record who is accessing it. In
> addition, I would suggest that said Linux system run with SELinux in
> "enforcing" mode. That can stop even "root" from updating something, if it
> doesn't have the proper SELinux credentials.
>
> On Mon, Nov 16, 2015 at 11:06 PM, Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com
> > wrote:
>
>> On 11/16/2015 06:59 PM, M Tarkeshwar Rao wrote:
>>
>>> Hi All,
>>>
>>> In our production setup we found new issue as postgreSQL.conf has become
>>> zero byte file.
>>>
>>> After some time we copied that file from some back up, after some time
>>> it has again become zero byte.
>>>
>>> Any clue what is the reason of this behavior.
>>>
>>
>> I tend to doubt that Postgres is zeroing out its own conf file. My guess
>> is some other program/script is doing that. If you can narrow down the time
>> frame this happening, I would then look for any cron/scheduled jobs that
>> are running at the same time.
>>
>>
>>> Regards
>>>
>>> Tarkeshwar
>>>
>>>
>>
>> --
>> Adrian Klaver
>> adrian(dot)klaver(at)aklaver(dot)com
>>
>>
>> --
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>
>
>
> --
>
> Schrodinger's backup: The condition of any backup is unknown until a
> restore is attempted.
>
> Yoda of Borg, we are. Futile, resistance is, yes. Assimilated, you will be.
>
> He's about as useful as a wax frying pan.
>
> 10 to the 12th power microphones = 1 Megaphone
>
> Maranatha! <><
> John McKown
>

--
*Melvin Davidson*
I reserve the right to fantasize. Whether or not you
wish to share my fantasy is entirely up to you.

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