Bacula-users

Re: [Bacula-users] Bacula says it is doing incremental backup but does full backup.

2008-07-08 12:57:38
Subject: Re: [Bacula-users] Bacula says it is doing incremental backup but does full backup.
From: Hemant Shah <hjrrs AT yahoo DOT com>
To: baculausers <bacula-users AT lists.sourceforge DOT net>
Date: Tue, 8 Jul 2008 09:57:24 -0700 (PDT)

Hemant Shah
E-mail: hjrrs AT yahoo DOT com


--- On Tue, 7/8/08, Arno Lehmann <al AT its-lehmann DOT de> wrote:

> From: Arno Lehmann <al AT its-lehmann DOT de>
> Subject: Re: [Bacula-users] Bacula says it is doing incremental backup but 
> does full backup.
> To: "baculausers" <bacula-users AT lists.sourceforge DOT net>
> Date: Tuesday, July 8, 2008, 2:44 AM
> Hi,
> 
> 07.07.2008 19:46, Hemant Shah wrote:
> > Folks,
> > 
> >   I ran my first production backup of bacula last
> weekend. I did a full backup to tape, then full backup to
> disk. Next was incremental backup. Bacula said that it was
> doing incremental backup but it actually did a full backup.
> I am running bacula 2.4.0. Here are the e-mails I received.
> > 
> > Fullbackup:
> > 
> >   Build OS:               x86_64-unknown-linux-gnu
> redhat
> >   JobId:                  39
> >   Job:                   
> lidp11-BackupToDisk.2008-07-04_21.04.42
> >   Backup Level:           Full
> >   Client:                 "lidp11-fd" 2.4.0
> (04Jun08) x86_64-unknown-linux-gnu,redhat,
> >   FileSet:                "lidp11 Disk set"
> 2008-07-04 21:04:05
> >   Pool:                  
> "lidp11-FullBackupDiskPool" (From Job FullPool
> override)
> >   Storage:                "lidp11-File"
> (From Pool resource)
> >   Scheduled time:         04-Jul-2008 21:04:01
> >   Start time:             05-Jul-2008 18:14:14
> >   End time:               06-Jul-2008 05:01:39
> >   Elapsed time:           10 hours 47 mins 25 secs
> >   Priority:               10
> >   FD Files Written:       2,417,797
> >   SD Files Written:       2,417,797
> >   FD Bytes Written:       60,253,728,260 (60.25 GB)
> >   SD Bytes Written:       60,550,530,761 (60.55 GB)
> >   Rate:                   1551.1 KB/s
> >   Software Compression:   52.7 %
> >   VSS:                    no
> >   Storage Encryption:     no
> >   Volume name(s):        
> Full-lidp11-2008-07-05-18:14:13
> >   Volume Session Id:      39
> >   Volume Session Time:    1215182293
> >   Last Volume Bytes:      60,661,172,712 (60.66 GB)
> >   Non-fatal FD errors:    0
> >   SD Errors:              0
> >   FD termination status:  OK
> >   SD termination status:  OK
> >   Termination:            Backup OK
> > 
> > 
> > Incremental Backup:
> > 
> >   Build OS:               x86_64-unknown-linux-gnu
> redhat
> >   JobId:                  70
> >   Job:                   
> lidp11-BackupToDisk.2008-07-06_22.00.30
> >   Backup Level:           Incremental,
> since=2008-07-05 18:14:14
> >   Client:                 "lidp11-fd" 2.4.0
> (04Jun08) x86_64-unknown-linux-gnu,redhat,
> >   FileSet:                "lidp11 Disk set"
> 2008-07-04 21:04:05
> >   Pool:                  
> "lidp11-IncrBackupDiskPool" (From Job IncPool
> override)
> >   Storage:                "lidp11-File"
> (From Pool resource)
> >   Scheduled time:         06-Jul-2008 22:00:00
> >   Start time:             06-Jul-2008 22:05:25
> >   End time:               07-Jul-2008 06:26:42
> >   Elapsed time:           8 hours 21 mins 17 secs
> >   Priority:               10
> >   FD Files Written:       2,096,136
> >   SD Files Written:       2,096,136
> >   FD Bytes Written:       58,910,683,776 (58.91 GB)
> >   SD Bytes Written:       59,167,747,657 (59.16 GB)
> >   Rate:                   1958.7 KB/s
> >   Software Compression:   52.4 %
> >   VSS:                    no
> >   Storage Encryption:     no
> >   Volume name(s):        
> Incr-lidp11-2008-07-06-22:05:25
> >   Volume Session Id:      68
> >   Volume Session Time:    1215182293
> >   Last Volume Bytes:      59,271,542,084 (59.27 GB)
> >   Non-fatal FD errors:    0
> >   SD Errors:              0
> >   FD termination status:  OK
> >   SD termination status:  OK
> >   Termination:            Backup OK
> > 
> > 
> > As you can see the amount of data backups is almost
> the same (60GB).
> > This was done over a long weekend, so very few files
> changed on this filesystem. 
> 
> As there are some jobs between those two you reported I
> suspect there 
> was another attempt to run a full backup which was
> cancelled (either 
> manually or automatically) to run a backup while the first
> full was 
> still active.
> 
> This would have left an aborted or canceled full job in the
> catalog, 
> forcing the incremental to get upgraded. Is that possible?

 No, there were no aborted of canceled jobs, I have scheduled them with 
different priorities so that they do not interfere with each other. If the 
backup was upgraded to Full then there would have been a warning message in the 
e-mail, I have seen that happen during my testing.

Here is my schedule, the tape backups run at priority 5 and disk backups run at 
priority 10.

Schedule
{
  Name = FullBackupToTape
  Run = Level=Full Storage=DLT_Drive SpoolData=yes 1st fri at 20:00
}

Schedule
{
 Name = BackupToDisk
 Run = Level=Full 1st fri at 21:00
 Run = Level=Incremental sun-thu at 22:00
 Run = Level=Incremental 2nd fri at 22:00
 Run = Level=Incremental 3rd fri at 22:00
 Run = Level=Incremental 4th fri at 22:00
 Run = Level=Incremental 5th fri at 22:00
 Run = Level=Incremental 2nd sat at 22:00
 Run = Level=Incremental 3rd sat at 22:00
 Run = Level=Incremental 4th sat at 22:00
 Run = Level=Incremental 5th sat at 22:00
}

Schedule
{
 Name = VmwareToTape
 Run = Level=Full Storage=DLT_Drive SpoolData=yes 1st fri at 21:00
}

Schedule
{
 Name = VmwareToDisk
 Run = Level=Full Fri at 23:00
}



> 
> Arno
> 
> > Hemant Shah
> > E-mail: hjrrs AT yahoo DOT com
> > 
> 
> -- 
> Arno Lehmann
> IT-Service Lehmann
> www.its-lehmann.de
> 
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