Re: Blog a Day

From: Chris Taylor <christopherdtaylor1994_at_gmail.com>
Date: Sat, 20 Jan 2018 20:45:59 -0600
Message-ID: <CAP79kiRwBAn43Wgj4hvii0ANgkW6g=Bhy4bcikM0EvPh_CDAJA_at_mail.gmail.com>



I've got one for you....

Scenario:
- Need to recover Standby Database using Incremental Backup of Primary - (a 50TB primary db mind you) - Following Doc ID: 836986.1 - While recovery is running on Standby, kill the RMAN sessions so you can reconfigure the rman channels and add more channels ( but only do this after 1 or more datafiles have successfully recovered while others remain to be recovered)
- Restart the recovery
- Immediately get this error on the new recovery session (in 12.1.0.2) (instead of it telling you that datafile is already recovered, it throws an ORA-19639 - which Oracle support doesn't have any knowledge base articles on.

RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 01/20/2018 21:12:39 ORA-19870: error while restoring backup piece /orabackup-xfs/db_name/backup/ForStandby_s3sp2kak_1_1 ORA-19639: file /oradata/db_name/system/undo_tbs1_01.dbf is more current than this incremental backup
ORA-19642: start SCN of incremental backup is 908522280723 ORA-19641: backup datafile checkpoint is SCN 909723281357 time 01/19/2018 12:40:54
ORA-19640: datafile checkpoint is SCN 909723281357 time 01/19/2018 12:40:54

Figured out from looking at the alert log the datafile it was complaining about had already been fully recovered. So I restarted the recovery with SKIP TABLESPACE UNDOTBS. Seems to be working but won't find out fully until I get through the entire recovery process which is taking hours. Standby had gotten 2 days behind because of a failed monitoring configuration in our Grid setup.

Chris

On Sat, Jan 20, 2018 at 5:04 PM, Jared Still <jkstill_at_gmail.com> wrote:

> Thank you Kellyn!
>
> Jared Still
> Certifiable Oracle DBA and Part Time Perl Evangelist
> Principal Consultant at Pythian
> Pythian Blog http://www.pythian.com/blog/author/still/
> Github: https://github.com/jkstill
>
>
>
> On Fri, Jan 19, 2018 at 2:02 PM, Kellyn Pot'Vin-Gorman <
> dbakevlar_at_gmail.com> wrote:
>
>> I was able to keep 3 per week for a good year, but it isn't easy when you
>> have a day job and want to keep the content technical. Sometimes the
>> writing isn't the issue, but the technical testing or builds... :)
>>
>> Good luck, Jared!
>>
>> Kellyn
>>
>>
>>
>> [image: Kellyn Pot'Vin on about.me]
>>
>> Kellyn Pot'Vin-Gorman
>> about.me/dbakevlar
>> <http://about.me/dbakevlar>
>>
>> On Fri, Jan 19, 2018 at 2:50 PM, Michael D O'Shea/Woodward Informatics
>> Ltd <woodwardinformatics_at_strychnine.co.uk> wrote:
>>
>>> Pick a good charity and you have a sponsor.
>>> Mike
>>>
>>> Am 19.01.2018 um 22:41 schrieb Jared Still <jkstill_at_gmail.com>:
>>>
>>>
>>> Doing a blog a day, Monday - Friday. Limited to what I can do in 30-45
>>> minutes per day.
>>> ( ok, sometimes 60 minutes...)
>>>
>>> How long can I keep this up? Until I run out of time or ideas, which
>>> ever comes first. :)
>>>
>>> Start here: https://blog.pythian.com/author/still/
>>>
>>>
>>> Jared Still
>>> Certifiable Oracle DBA and Part Time Perl Evangelist
>>> Principal Consultant at Pythian
>>> Pythian Blog http://www.pythian.com/blog/author/still/
>>> Github: https://github.com/jkstill
>>>
>>>
>>>
>>>
>>
>

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Received on Sun Jan 21 2018 - 03:45:59 CET

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