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IDS Forum

Re: Logical Log backup

Posted By: medkba
Date: Tuesday, 26 November 2013, at 8:09 p.m.

In Response To: Re: Logical Log backup (Art Kagel)

Art, Sorry, I didn't update this part. I am taking daily L0 backup
currently. We need to recover point in time that's why need to enable
logical log backup as well

Thank you very much

On Wed, Nov 27, 2013 at 12:46 AM, Art Kagel <art.kagel@gmail.com> wrote:

> If you only back up your logical logs once a day, then how will you recover
> if the server crashes hard? If it does that shortly before the script
> would have run, you will lose a full day's transactions when you restore
> your last full archive and cannot roll forward the logical logs to the last
> few minutes before the crash. Can your company afford that kind of data
> loss?
>
> Art
>
> Art S. Kagel, Principal Consultant
>
> Advanced DataTools (www.advancedatatools.com)
> Blog: http://informix-myview.blogspot.com/
>
> Disclaimer: Please keep in mind that my own opinions are my own opinions
> and do not reflect on my employer, Advanced DataTools, the IIUG, nor any
> other organization with which I am associated either explicitly,
> implicitly, or by inference. Neither do those opinions reflect those of
> other individuals affiliated with any entity with which I am affiliated nor
> those of the entities themselves.
>
> On Tue, Nov 26, 2013 at 11:37 AM, medkba <medkba@gmail.com> wrote:
>
> > Thank you very much
> >
> > I need to clarify below
> >
> > if i don't use alarmprogrm, Am I able to run shell script once a day? Is
> it
> > fine or still I need to set alaramprogram for this
> >
> > On Wed, Nov 27, 2013 at 12:03 AM, Marcus Haarmann <
> > marcus.haarmann@midoco.de
> > > wrote:
> >
> > > Hi,
> > >
> > > we are using alarmprogram for such an action. That way, we do not have
> to
> > > worry about full logs:
> > > First, set the LTAPEDEV to a directory, make sure informix user can
> write
> > > to
> > > the dir.
> > >
> > > Modify the alarmprogram to call an external script (like
> > > /mylocation/backup_logs.sh).
> > > BACKUP_CMD="/mylocation/backup_logs.sh"
> > > BACKUPLOGS=Y
> > >
> > > In backup_logs.sh, you will get the correct environment
> > > (INFORMIXSERVER/INFORMIXDIR)
> > > and you can then call ontape -a:
> > > #!/bin/bash
> > > export PATH=${PATH}:${INFORMIXDIR}/bin
> > > LOGNO=$1
> > > (ontape -a -d 2>&1) > /tmp/backup.out.${LOGNO}
> > >
> > > This should backup your logs in a file whenever a log file becomes
> full.
> > > You can analyze the /tmp/backup.out.${LOGNO} file for errors and
> initiate
> > > a mail to admin in case of any problem.
> > >
> > > Hope this helps.
> > >
> > > Best regards,
> > >
> > > Marcus Haarmann
> > >
> > > ----- Ursprüngliche Mail -----
> > >
> > > Von: "medkba" <medkba@gmail.com>
> > > An: ids@iiug.org
> > > Gesendet: Dienstag, 26. November 2013 16:52:05
> > > Betreff: Logical Log backup [32030]
> > >
> > > I would like to take logical log backup and I have given ontape -c L
> and
> > it
> > > is taking continuous backup but I would like to run cron job and needs
> to
> > > complete job if any logical backup. May I use ontape -a L? I need to
> run
> > > once a day. If in case may be logical logs more after I have taken
> backup
> > > and how to run this ontap -a L
> > >
> > > Thank you very much
> > >
> > > --089e0122aefef7cd3504ec1675d3
> > >
> > >
> > >
> > >
> >
> >
>
> *******************************************************************************
> > > Forum Note: Use "Reply" to post a response in the discussion forum.
> > >
> > >
> > >
> > >
> >
> >
>
> *******************************************************************************
> > > Forum Note: Use "Reply" to post a response in the discussion forum.
> > >
> > >
> >
> > --089e012279a2090fe204ec16b3b7
> >
> >
> >
> >
>
> *******************************************************************************
> > Forum Note: Use "Reply" to post a response in the discussion forum.
> >
> >
>
> --001a1135e9d6c6005e04ec172597
>
>
>
> *******************************************************************************
> Forum Note: Use "Reply" to post a response in the discussion forum.
>
>

--089e012279a2e0711f04ec1e3dae

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