Hi folks,

New user here. I find the following peculiar and wonder if "big" backup
jobs take longer to complete than running several consecutive smaller
jobs? Here's my story...

Server = bacula-fd Version: 1.38.9, OS=Linux Fedora Core 4 Client =
labssrv-fd Version: 1.38.4, OS=Windows NT 4.0

For my first full backup on my client (labssrv), I setup the
bacula-dir.conf file (see attached) to backup everything on the C, F, G,
and H drives.  Below is the summary, in particular, the job took 13
hours to backup 173 GB and resulted in 430 non-fatal FD errors, most of
which were permission errors.  This sounds fairly reasonable to me.

  JobId:                  1150
  Job:                    Labssrv.2006-09-08_19.00.03
  Backup Level:           Full
  Client:                 "labssrv-fd" Windows NT 4.0,MVS,NT 4.0.1381
  FileSet:                "Labssrv FileSet" 2006-09-08 22:52:20
  Pool:                   "Weekly"
  Storage:                "SDLT"
  Scheduled time:         08-Sep-2006 19:00:02
  Start time:             08-Sep-2006 22:52:23
  End time:               09-Sep-2006 12:39:33
  Elapsed time:           13 hours 47 mins 10 secs
  Priority:               11
  FD Files Written:       296,222
  SD Files Written:       296,222
  FD Bytes Written:       173,119,126,494 (173.1 GB)
  SD Bytes Written:       173,182,590,769 (173.1 GB)
  Rate:                   3488.2 KB/s
  Software Compression:   None
  Volume name(s):         000103|000077
  Volume Session Id:      5
  Volume Session Time:    1157757233
  Last Volume Bytes:      25,817,913,037 (25.81 GB)
  Non-fatal FD errors:    430
  SD Errors:              0
  FD termination status:  OK
  SD termination status:  OK
  Termination:            Backup OK -- with warnings


Then I went through the details of the permission errors and granted
access to the respective files and directories on my labssrv machine. In
addition, I excluded some old archived data that doesn't need to be
backed up.  Following is the new summary.  The job took 25 hours to
backup 188 GB and resulted in 0 non-fatal FD errors  I'm surprised it
took 12 additional hours to backup 15 GB of data, as if there's an
exponential problem somewhere.  This doesn't make sense to me.  I'm
thinking about splitting this job into two separate jobs (job one for
drives C and F, job two for drives G and H) to see if it will complete
in under 25 hours.  I have other clients that I back up that run fairly
quick backup jobs, although the backups are typically less than 100 GB. 

  JobId:                  1225
  Job:                    Labssrv.2006-09-15_19.00.03
  Backup Level:           Full
  Client:                 "labssrv-fd" Windows NT 4.0,MVS,NT 4.0.1381
  FileSet:                "Labssrv FileSet" 2006-09-15 22:50:24
  Pool:                   "Weekly"
  Storage:                "SDLT"
  Scheduled time:         15-Sep-2006 19:00:02
  Start time:             15-Sep-2006 22:50:27
  End time:               16-Sep-2006 23:34:34
  Elapsed time:           1 day 44 mins 7 secs
  Priority:               11
  FD Files Written:       309,962
  SD Files Written:       309,962
  FD Bytes Written:       187,971,236,795 (187.9 GB)
  SD Bytes Written:       188,037,056,495 (188.0 GB)
  Rate:                   2110.9 KB/s
  Software Compression:   None
  Volume name(s):         000082|000100
  Volume Session Id:      5
  Volume Session Time:    1158352255
  Last Volume Bytes:      39,196,049,239 (39.19 GB)
  Non-fatal FD errors:    0
  SD Errors:              0
  FD termination status:  OK
  SD termination status:  OK
  Termination:            Backup OK


Thanks!
Dave

Attachment: bacula-dir.conf
Description: bacula-dir.conf

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