Hi Del,
It would be nice to have a feature like vmmaxparallel for easy Exchange
databases parallel backups.
Le 30 octobre 2014 20:48:33 CET, Del Hoobler <hoobler AT US.IBM DOT COM> a
écrit :
>Hi Remco,
>
>The PREFERDAGPASSIVE tells DP/Exchange to only back up an active
>database
>if there
>are no current healthy passive copies of the database. If no healthy
>passive copy
>is available, the backup is made from the active copy.
>
>Most of the DAG backup best practices and methodology is in the
>Exchange
>book
>under "Database Availability Group (DAG) backups":
>
>
>http://www-01.ibm.com/support/knowledgecenter/SSTG2D_7.1.1/com.ibm.itsm.mail.exc.doc/c_dpfcm_bup_replica_exc.html?lang=en
>
>
>The key to "load balance" when setting up the scheduled backup script
>is
>to have
>a separate invocation of each database.
>
>For example:
>
> TDPEXCC BACKUP DB1 FULL /MINIMUMBACKUPINTERVAL=720 /PREFERDAGPASSIVE
> TDPEXCC BACKUP DB2 FULL /MINIMUMBACKUPINTERVAL=720 /PREFERDAGPASSIVE
> TDPEXCC BACKUP DB3 FULL /MINIMUMBACKUPINTERVAL=720 /PREFERDAGPASSIVE
> TDPEXCC BACKUP DB4 FULL /MINIMUMBACKUPINTERVAL=720 /PREFERDAGPASSIVE
> TDPEXCC BACKUP DB5 FULL /MINIMUMBACKUPINTERVAL=720 /PREFERDAGPASSIVE
>
>Then, run this command from each of the Exchange servers at or about
>the
>same time.
>
>
>
>Del
>
>----------------------------------------------------
>
>"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 10/30/2014
>02:42:01 PM:
>
>> From: Remco Post <r.post AT PLCS DOT NL>
>> To: ADSM-L AT VM.MARIST DOT EDU
>> Date: 10/30/2014 02:42 PM
>> Subject: exchange 2010
>> Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
>>
>> Hi All,
>>
>> we're sort of struggling to get the full backups of our exchange
>> environment completed. The good news is that the mail admins have
>> decided to split the exchange env. into many small databases, so I
>> was thinking to create a script that backups a number of databases
>> full and the rest incrementally and rotating the selection of
>> databases to be backed up fully each day.
>>
>> I was just wondering about the preferdagpassive parameter. If I say
>> 'backup db1,db2,db3,db4 full /preferdagpasive' and db3 and db4 are
>> active databases on this DAG node, will they or will they not be
>> backed up? In other words, is there a difference in handling for *
>> vs. explicitly naming the databases to be backed up?
>>
>> (of course I'll run the exact same command on the other DAG node at
>> more or less the same time to backup those databases that are
>> passive over there).
>>
>> --
>>
>> Met vriendelijke groeten/Kind Regards,
>>
>> Remco Post
>> r.post AT plcs DOT nl
>> +31 6 248 21 622
>>
--
Erwann SIMON
Envoyé de mon téléphone Android avec K-9 Mail. Excusez la brièveté.
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