I tried IncrLevels setting but this didn't affect the weekly full backup
that still takes 1859 minutes!
Any hints?
Andrea
Il 14/10/2010 18.24, Tyler J. Wagner ha scritto:
> What is your IncrLevels setting? I bet you a donut that it is "1", which
> means each incremental references the last full. So over time, more and
> more files have changed from the last full.
>
> Try setting IncrLevels to "1, 2, 3, 4, 5, 6". This means each
> incremental will only back up files changed since the last incremental.
>
> Regards,
> Tyler
>
> On Thu, 2010-10-14 at 15:03 +0200, Andrea Visinoni wrote:
>> On a brand new Dell server with RAID5 SAS disk configuration we get this
>> backup results...and slowing down through time.
>> The backup is local, from the server disk to the server disk.
>> Changing compression level doesn't give results.
>>
>> Any Hints?
>>
>> Andrea
>>
>> Backup Summary
>> Click on the backup number to browse and restore backup files.
>>
>> Backup# Type Filled Level Start Date Duration/mins Age/days Server
>> Backup Path
>> 20 full yes 0 10/6 02:00 1859.4 8.3 /home/backuppc/pc/localhost/20
>> 21 incr no 1 10/7 20:00 16.9 6.5 /home/backuppc/pc/localhost/21
>> 22 incr no 1 10/8 20:00 24.2 5.5 /home/backuppc/pc/localhost/22
>> 23 incr no 1 10/9 20:00 24.4 4.5 /home/backuppc/pc/localhost/23
>> 24 incr no 1 10/10 20:00 24.5 3.5 /home/backuppc/pc/localhost/24
>> 25 incr no 1 10/11 20:00 33.2 2.5 /home/backuppc/pc/localhost/25
>> 26 incr no 1 10/12 20:00 42.4 1.5 /home/backuppc/pc/localhost/26
>>
>> Xfer Error Summary
>>
>>
>> Backup# Type View #Xfer errs #bad files #bad share #tar errs
>> 20 full XferLOG, Errors 1 0 0 0
>> 21 incr XferLOG, Errors 0 0 0 0
>> 22 incr XferLOG, Errors 0 0 0 0
>> 23 incr XferLOG, Errors 0 0 0 0
>> 24 incr XferLOG, Errors 0 0 0 0
>> 25 incr XferLOG, Errors 0 0 0 0
>> 26 incr XferLOG, Errors 0 0 0 0
>>
>> File Size/Count Reuse Summary
>> Existing files are those already in the pool; new files are those added
>> to the pool. Empty files and SMB errors aren't counted in the reuse and
>> new counts.
>>
>> Totals Existing Files New Files
>> Backup# Type #Files Size/MB MB/sec #Files Size/MB #Files Size/MB
>> 20 full 171785 36906.0 0.33 171511 36839.2 339 67.8
>> 21 incr 600 151.5 0.15 168 25.5 538 126.1
>> 22 incr 841 197.8 0.14 628 146.8 263 51.2
>> 23 incr 841 197.8 0.14 841 197.8 2 0.0
>> 24 incr 841 197.8 0.13 841 197.8 2 0.0
>> 25 incr 1109 261.0 0.13 889 201.3 275 59.9
>> 26 incr 1365 327.0 0.13 1142 263.0 273 64.1
>>
>> Compression Summary
>> Compression performance for files already in the pool and newly
>> compressed files.
>>
>> Existing Files New Files
>> Backup# Type Comp Level Size/MB Comp/MB Comp Size/MB Comp/MB Comp
>> 20 full 3 36839.2 10261.3 72.1% 67.8 12.9 80.9%
>> 21 incr 3 25.5 6.9 72.8% 126.1 16.5 86.9%
>> 22 incr 3 146.8 21.8 85.1% 51.2 7.9 84.5%
>> 23 incr 3 197.8 29.7 85.0% 0.0 0.0 44.1%
>> 24 incr 3 197.8 29.7 85.0% 0.0 0.0 44.0%
>> 25 incr 3 201.3 29.9 85.2% 59.9 8.5 85.8%
>> 26 incr 3 263.0 38.5 85.4% 64.1 9.4 85.3%
>>
>>
>> caronte:/etc/backuppc# cat localhost.pl
>> #
>> # Local server backup of /etc as user backuppc
>> #
>> $Conf{XferMethod} = 'tar';
>>
>> $Conf{TarShareName} = ['/etc', '/home/users', '/home/pub',
>> '/home/utente', '/roo
>> t'];
>>
>> $Conf{TarClientCmd} = '/usr/bin/env LC_ALL=C /usr/bin/sudo $tarPath -c
>> -v -f - -
>> C $shareName'
>> . ' --totals';
>>
>> # remove extra shell escapes ($fileList+ etc.) that are
>> # needed for remote backups but may break local ones
>> $Conf{TarFullArgs} = '$fileList';
>> $Conf{TarIncrArgs} = '--newer=$incrDate $fileList';
>>
>> # Livello minimo di compressione dei files
>> $Conf{CompressLevel} = 3
>> caronte:/etc/backuppc#
>>
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>>
>
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