(private) HKS wrote:
> Hi all,
>
> I'm relatively new to Bacula, but so far have been very impressed with
> it. Right now, I'm backing up three separate data centers to Dell
> 2950s with 3TB SATA RAID 5 disk arrays. I'm running Bacula 2.2.8 on
> OpenBSD 4.4 with Postgresql 8.3.3.
>
> The only trouble I'm having is terrifically bad performance. As I
> implied, this is backing up to an onboard disk array. My typical
> backup is about 360MB, and the reported transfer rate is usually
> around 1.5MB/s (despooling is around 30-40MB/s). This server is
> connected to its clients via gigabit LAN, and these speeds are
> suffered by all clients: good (dual quadcore Xeons with 16GB of RAM
> and 15k SAS RAID 5 array) and bad (Soekris 5501 with solid-state CF
> storage) alike; Windows 2003, FreeBSD 7, and OpenBSD 4.4; same or
> different subnets.
>
> Can anybody make suggestions for tracking down this performance
> bottleneck? Below is a brief list of the steps I've taken, and the
> results. Thanks for the help.
>   

Where is the Bacula database storage? Is it on the same RAID array that 
you are writing backup volumes to?

> -HKS
>
>
>
> Steps:
> ---------
> - Disabled spooling - transfer rate remained at 1-1.5MB/s
> - Tested disk performance with dd - 100-200MB/s
> - Disabled FileSet compression altogether - no change
> - Enabled soft updates on /backups file system - no change
> - Disabled GZIP compression - no change
>
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