On 11/27/2014 3:11 AM, Patrick wrote:
> Hi all,
>
> I have a bacula setup with a bacula-dir and bacula-sd on version 5.2.12 and a
> bunch of Linux clients (also with 5.2.12). Everything works fine, I get speed
> rates at about 70-80 MByte/s from these Linux clients. Two months ago I have
> added a bunch of Windows Server 2008 R2 machine (both virtual and physical
> ones) to the setup with bacula-fd in version 5.2.10 and the speed is only at
> 36 MByte/s. I use netio for measuring the speed between the servers and the
> bacula-sd (is on the same host with the bacula-dir and the database) and get
> around 90 MByte/s. The bacula-sd/fd/database is connected with 10 GBit/s and
> all hosts (Windows and Linux) with 1 GBit/s to the some Layer 2 Network (no
> router between them). The backup data on the Linux and Windows server are
> very similar (a lot of files, some small/some big and a lot of folders, most
> of the servers are file server for windows or linux clients). I set Spool
> Data = yes and Spool Attributes = yes for all jobs and also add the line f
> ollowing line the the bacula-fd.conf on the Windows hosts (which improves
> the speed from about 25 MByte/s to 36 MByte/s)
You can try to isolate the problem. Try running a Windows backup with
VSS, compression, and encryption all turned off. Compare a Windows VM
against a Linux VM on the same host if possible.
> Maximum Network Buffer Size = 32768 # More Speed, see
> http://www.bacula.org/en/dev-manual/main/main/Client_File_daemon_Configur.html
>
> What could be the problem? Is the performance much better in newer versions?
> Other tweaks I can set? John Stoffel comes with the idea to split the client
> into multiple Jobs with different FileSet to run some concurrently, see [1].
> Has anyone experience with this setup?
>
> Thanks for your help,
> Patrick
>
>
>
> [1]
> http://adsm.org/lists/html/Bacula-users/2011-04/msg00281.html
>
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