<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Couple of diff ways to go about this.<div><br></div><div>I use Cacti and monitor throughput via SNMP for the dom0.</div><div><br></div><div>I also enable SNMP on my switch and monitor throughput of individual ports.</div><div><br></div><div>However if you want granularity like monitoring at the network layer (IP or layer 3), then you can look at the netflow like plugin (flow-tools and flow-scan) for Cacti and monitor actual traffic patterns of individual hosts.</div><div><br></div><div>Or get a netflow or sflow collector in general depending on what your switch supports and enable netflow/sflow just on those ports of interest, like the one your dom0 is on.</div><div><br></div><div><br></div><div><div><div>On Oct 25, 2009, at 6:14 PM, Mathew S. McCarrell wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div dir="ltr">On Fri, Oct 23, 2009 at 12:07 PM, Neil Aggarwal <span dir="ltr"><<a href="mailto:neil@jammconsulting.com">neil@jammconsulting.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Matt:<br> <div class="im"><br> > depending on what your using for virtualization, you might be able to pull<br> all<br> > of those stats with snmp on the host.<br> <br> </div>I am using KVM on CentOS 5.4<br> <br> Let me know if you think it is possible to gather everything<br> I need at the host without requirining anything from the guests.<br> <div><div></div><div class="h5"><br></div></div></blockquote><div><br>You might be able to use "virsh domifstat" or something similar.<br><br>Matt<br><br>--<br>Mathew S. McCarrell<br>Clarkson University '10<br> <br><a href="mailto:mccarrms@gmail.com">mccarrms@gmail.com</a><br><a href="mailto:mccarrms@clarkson.edu">mccarrms@clarkson.edu</a><br>1-518-314-9214<br><br></div></div><br></div> _______________________________________________<br>CentOS mailing list<br><a href="mailto:CentOS@centos.org">CentOS@centos.org</a><br>http://lists.centos.org/mailman/listinfo/centos<br></blockquote></div><br></div></body></html>