I would really like to know how much speed gain you get when you switch
to Mysql or Postgres, please
post it here, thanks.
On 6/21/2016 1:36 PM, fgd9329g wrote:
> This might be a dumb question, but I can't figure it out.
>
> Debian 8
> Bacula Version: 5.2.6
> sqlite3 -version 3.8.7.1
> Backing up to disks, not tape.
>
> I have two bacula systems, both have this same slowness issue. Here's what
> the final output of our largest job looks like:
>
> Elapsed time: 4 days 1 hour 58 mins 23 secs
> Priority: 10
> FD Files Written: 20,103,048
> SD Files Written: 20,103,048
> FD Bytes Written: 922,921,450,734 (922.9 GB)
> SD Bytes Written: 925,825,875,288 (925.8 GB)
> Rate: 2616.7 KB/s
> Software Compression: 54.4 %
> VSS: no
> Encryption: no
> Accurate: no
>
> The bacula server and remote server both have 10GB network cards. On the
> bacula server, if I scp a directory from the remote server it will transfer
> at about 50MB/sec and a single multi-GB file will transfer close to
> 300MB/sec. So the network seems okay. Even an rsync takes ~40sec when bacula
> takes 12 minutes on the same directory.
>
> The bacula and remote servers are pretty hefty too: 20+ cores, 32GB of ram,
> SAS hard drives, 10GB network cards. During the backup process they don't
> appear to be busy; one core is at 11%, the memory sits around 1gb used, iotop
> reports very low IO%.
>
> I thought it might be a network issue, so I copied a directory locally to the
> bacula server then backed it up. It only went marginally faster, and here's
> that output:
>
> Elapsed time: 12 mins 43 secs
> Priority: 10
> FD Files Written: 93,592
> SD Files Written: 93,592
> FD Bytes Written: 3,989,758,931 (3.989 GB)
> SD Bytes Written: 4,000,333,487 (4.000 GB)
> Rate: 5229.0 KB/s
> Software Compression: 67.9 %
> VSS: no
> Encryption: no
> Accurate: no
>
>
> The bacula-dir section for the big job looks like:
> FileSet {
> Name = "mail set"
> Include {
> Options {
> compression = GZIP
> signature = MD5
> }
> File = /usr
> File = /etc
> File = /var/spool/cyrus/mail
> File = /var
> }
> Exclude {
> File = /proc
> File = /tmp
> File = /.journal
> File = /.fsck
> File = /var/cache
> }
> }
> Job {
> Name = "mail"
> JobDefs = "Default"
> Client = mail-fd
> FileSet = "mail set"
> Spool Attributes = yes
> }
>
>
> Turning off compression didn't seem to make much of a difference either. I
> just don't know what to do at this point. Does anybody have an idea for why
> these transfers are so slow through bacula?
>
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