Veritas-bu

[Veritas-bu] 5.1 Feature or Rumor? - Backup Fails; thencontinues from POF

2004-06-29 15:17:00
Subject: [Veritas-bu] 5.1 Feature or Rumor? - Backup Fails; thencontinues from POF
From: jason.helfman AT ticketmaster DOT com (Jason Helfman)
Date: Tue, 29 Jun 2004 12:17:00 -0700
My intuition tells me that CheckPoint doesn't work on NDMP clients.

Is this correct?

Greenberg, Katherine A wrote:
> Checkpoint Restart allows a failed backup job to be resumed from the
>  > last checkpoint. Checkpoints are taken periodically during a backup.
>  > Therefore, if a backup job fails, the issue causing the failure can be
>  > corrected and the job can be resumed from the last checkpoint rather
>  > than at the beginning, thus saving time. In addition, an active backup
>  > job may be suspended and then resumed from the last checkpoint at a
>  > later time. Also, jobs may be restarted from the beginning by
>  > selecting them from the Activity Monitor.
>  >
>  
>  
> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~
> Katherine Greenberg
> Systems Engineer
> Mid-Range Storage Management
> Aetna, Inc.
> greenbergka AT aetna DOT com
> Work: 860.636.6724
> Pager: 860.366.0672
> 
> -----Original Message-----
> *From:* veritas-bu-admin AT mailman.eng.auburn DOT edu 
> [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] *On Behalf Of *Scott 
> Jacobson
> *Sent:* Tuesday, June 29, 2004 2:11 PM
> *To:* Greenberg, Katherine A; jc AT goo-rooz DOT com
> *Cc:* veritas-bu AT mailman.eng.auburn DOT edu
> *Subject:* Re: [Veritas-bu] 5.1 Feature or Rumor? - Backup Fails; 
> thencontinues from POF
> 
> Sure enough - thanks, however;
>  
>  From reading the usage it appears that it only works on restores.
>  
> Jennifer, your comment below infers it works on backups?
>  
> -sj
> 
>  >>> Jennifer <jc AT goo-rooz DOT com> 6/29/2004 12:07:21 PM >>>
> Also to clarify the restart feature - it will restart the backup not at
> the POF but at the most recent checkpoint which is set by
> minutes....which is still handy
> 
> Greenberg, Katherine A wrote:
> 
>  > I believe you are referring to the checkpoint restart. It became
>  > available in 5.0 GA for backups for Standard and Windows backups.
>  > (it's been available for restores since 4.5 FP3).
>  > 
>  > This is from the release notes for 5.0:
>  > 
>  >
>  > 6 NetBackup Release Notes for UNIX and Windows
>  >
>  > New Backup Capabilities With This Release
>  >
>  > NetBackup 5.0 contains enhancements and new features that enable a
>  > user to restart a backup at the last check point in the middle of the
>  > backup, build a new synthetic image, and enhanced open file backups to
>  > name a few.
>  >
>  > ~ NetBackup Supports Checkpoint Restart for Backup Jobs
>  >
>  > Checkpoint Restart allows a failed backup job to be resumed from the
>  > last checkpoint. Checkpoints are taken periodically during a backup.
>  > Therefore, if a backup job fails, the issue causing the failure can be
>  > corrected and the job can be resumed from the last checkpoint rather
>  > than at the beginning, thus saving time. In addition, an active backup
>  > job may be suspended and then resumed from the last checkpoint at a
>  > later time. Also, jobs may be restarted from the beginning by
>  > selecting them from the Activity Monitor.
>  >
>  > Checkpoint restart for backups is supported for:
>  >
>  > ~ Backup jobs (support for restore jobs was introduced in 4.5 FP3).
>  >
>  > ~ Resume on file boundaries. This means the backup is resumed from the
>  > next file after the last check-pointed file (for example, a resume
>  > cannot occur within a file).
>  >
>  > ~Backups of file-system backups (backups which use the Standard or
>  > Microsoft Windows policy types only).
>  >
>  > ~File system local and alternate client snapshot backups are
>  > supported. Other offhost backups (for example, Media Server Copy or
>  > Third Party Copy) are not supported.
>  >
>  > 
>  > ~Kate
>  > 
>  > 
>  >
>  > ~~~~~~~~~~~~~~~~~~~~~~~~~~
>  > Katherine Greenberg
>  > Systems Engineer
>  > Mid-Range Storage Management
>  > Aetna, Inc.
>  >
>  > -----Original Message-----
>  > From: veritas-bu-admin AT mailman.eng.auburn DOT edu
>  > [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] On Behalf Of Scott
>  > Jacobson
>  > Sent: Tuesday, June 29, 2004 1:41 PM
>  > To: veritas-bu AT mailman.eng.auburn DOT edu
>  > Subject: [Veritas-bu] 5.1 Feature or Rumor? - Backup Fails; then
>  > continues from POF
>  >
>  > Can anyone confirm....
>  > 
>  > Have I read that with 5.1 if a backup fails, you can now resubmit the
>  > job and if Enterprise sees a failure of that host within the same
>  > backup window that it will now continue the backup from the POF (point
>  > of failure) and finish the job?
>  > 
>  > Would be very handy when backing up a 2 terabyte system that fails 3/4
>  > of the way into the job.
>  > 
>  > Thanks,
>  > Scott
>  >
>  > This e-mail may contain confidential or privileged information. If you
>  > think you have received this e-mail in error, please advise the sender by
>  > reply e-mail and then delete this e-mail immediately. Thank you. Aetna
>  >
> 

-- 
Jason G Helfman, Ticketmaster
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