[Samba] Call for samples: Please help us build a Samba AD performance measuring tool

Andrew Bartlett abartlet at samba.org
Fri Mar 3 20:19:47 UTC 2017

On Fri, 2017-02-24 at 18:22 +1300, Andrew Bartlett wrote:
> On Fri, 2017-02-17 at 11:11 +1300, Gary Lockyer wrote:
> > Script to provide an anonymous summary from tshark
> > 
> > The tshark command needs to output a PDML XML stream, which this
> > command
> > will read. The summary is intended not to expose private or
> > customer
> > data while allowing a good view on the range and frequency of the
> > network traffic.
> The script Gary posted, which is available from 
> http://git.catalyst.net.nz/gitweb?p=samba.git;a=blob_plain;f=script/t
> raffic_summary.pl;hb=4786141c9d29d9eaaab3809542ee97af33db6285

For those reading the archives, it is now in master: 


> is one step towards building a Samba performance montoring tool.  
> We hope to start on that tool soon, which will take these summaries
> of
> real-world network traffic and generate a synthetic load. 
> Cramming the network full of packets is easy, but it would be really
> helpful if folks running Samba or Windows AD networks could run this
> script over a pcap file captured on your DCs so we get a good idea
> what
> 'real world' looks like.
> The instructions are in the perl script, they involve using tshark to
> parse the .pcap into XML, which this tool ingests, returning
> anonymous
> lines of traffic summaries that we can build new traffic simulations
> from.
> The resulting files are nothing like the size of the .pcap but can be
> a
> little large, but are totally anonymous and trivial to audit so we
> can
> probably keep them in the wiki or somewhere for folks who are
> comfortable.  
> If you want to help, then please e-mail the output to me with some
> details on your network size to me in the meantime if you can.
> Thanks,
> Andrew Bartlett
Andrew Bartlett                       http://samba.org/~abartlet/
Authentication Developer, Samba Team  http://samba.org
Samba Developer, Catalyst IT          http://catalyst.net.nz/services/samba

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