Sorry, I did not explain very clearly. I use the command "dpctl
dump-aggregate" on OpenFlow switch works correctly.

But the aggregate value on NOX component monitor always get zero.



2010/3/10 Guanyao Huang <[email protected]>

> What do you mean by "dpctl dump-aggregate works correctly". My
> experience is that for some fields it works correctly, for some fields
> not.
>
> On Tue, Mar 9, 2010 at 12:35 AM, Yu-Chieh Chou <[email protected]> wrote:
> > Hi all, I also use NOX Virtual Test Environment.
> >
> > And the aggregate value returns from switch is always zero.
> >
> > The dpctl dump-aggregate works correctly.
> >
> > Have someone solve this problem?
> >
> > Thanks.
> >
> > 2010/2/4 Rodrigo Braga <[email protected]>
> >>
> >> Hi Guanyao, I have tested dpctl on switch openflow and it show me the
> >> stats about aggregating flows perfectly.
> >>
> >> I used the secchan, dpctl e openflow_mod.ko available in NOX Virtual
> Test
> >> Environment setup.
> >>
> >> But the monitor component continue showing all values with zero :(
> >>
> >>
> >> On Tue, Feb 2, 2010 at 11:32 PM, Guanyao Huang <[email protected]>
> >> wrote:
> >>>
> >>> I guess it depends on whether dpctl dump-aggregate works correctly.
> >>> My problem with it is that sometimes it can not aggregate flows
> >>> according to the specified wildcard. I guess this depends on
> >>> configuration of switches.
> >>>
> >>> On Tue, Feb 2, 2010 at 5:57 PM, Rodrigo Braga <[email protected]>
> >>> wrote:
> >>> > I have the same problem, did someone solve this problem ??
> >>> >
> >>> > My nox version is 0.8
> >>> >
> >>> > compiled to openflow 0x97
> >>> >
> >>> > thanks
> >>> >
> >>> >
> >>> > On Fri, Jan 15, 2010 at 3:36 AM, MinChi Tseng <[email protected]>
> >>> > wrote:
> >>> >>
> >>> >> I am using monitor component in NOX.
> >>> >>
> >>> >>
> >>> >>
> >>> >> ==== nox-0.6.0/src/noxcoreapps/examples/monitor.py =====
> >>> >>
> >>> >> def aggregate_timer(self, dpid):
> >>> >>
> >>> >>           flow = ofp_match()
> >>> >>
> >>> >>           flow.wildcards = 0xffff
> >>> >>
> >>> >>           self.ctxt.send_aggregate_stats_request(dpid, flow,  0xff)
> >>> >>
> >>> >>           self.post_callback(MONITOR_TABLE_PERIOD, lambda :
> >>> >> self.aggregate_timer(dpid))
> >>> >>
> >>> >>
> >>> >>
> >>> >> Thanks,
> >>> >>
> >>> >> MinChi
> >>> >>
> >>> >>
> >>> >>
> >>> >> Can you paste the code which is doing the query?
> >>> >>
> >>> >>
> >>> >>
> >>> >> > No, the OF is get via NOX Virtual Test Environment setup
> >>> >> > instruction.
> >>> >>
> >>> >> > http://noxrepo.org/manual/vm_environment.html
> >>> >>
> >>> >> >
> >>> >>
> >>> >> > wget http://noxrepo.org/openflow_mod.ko
> >>> >>
> >>> >> > wget http://noxrepo.org/dpctl
> >>> >>
> >>> >> > wget http://noxrepo.org/secchan
> >>> >>
> >>> >> >
> >>> >>
> >>> >> >
> >>> >>
> >>> >> > MinChi
> >>> >>
> >>> >> >
> >>> >>
> >>> >> > -----Original Message-----
> >>> >>
> >>> >> > From: Martin Casado [mailto:[email protected]]
> >>> >>
> >>> >> > Sent: Friday, January 15, 2010 2:34 PM
> >>> >>
> >>> >> > To: MinChi Tseng
> >>> >>
> >>> >> > Cc: [email protected]
> >>> >>
> >>> >> > Subject: Re: [nox-dev] aggregate flow statistics always return 0
> >>> >>
> >>> >> >
> >>> >>
> >>> >> > Are you using the OF reference code from Stanford?
> >>> >>
> >>> >> >
> >>> >>
> >>> >> >
> >>> >>
> >>> >> >> Hi all,
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> I am using NOX Virtual Test Environment
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> The topology is one OpenFlow switch and two hosts.
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Host 1 and host2 continually ping each other.
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> In monitor component, the aggregate statistics always show 0.
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> But, if I dump the aggregate statistics on OpenFlow switch,
> >>> >> >> OpenFlow
> >>> >>
> >>> >> >> switch did print aggregate statistics which is non-zero.
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> My question is why OpenFlow switch always returned 0 for
> aggregate
> >>> >>
> >>> >> >> stats to NOX.
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> OpenFlow version is 0.8.9~1
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> NOX version is 0.6.0
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> On NOX, I issued: *./nox_core -v -i ptcp:2525 pyswitch monitor*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> On OpenFlow, I issued: *./secchan nl:0 tcp:10.0.2.2:2525 &*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> ===== some NOX log message====
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00140|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Table stats in from datapath 00:23:20:c7:2f:83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> hash2 : 4
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> linear : 0
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00141|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Port stats in from datapath 00:23:20:c7:2f:83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 0 : 167
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 1 : 165
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00142|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> *Aggregate stats in from datapath 00:23:20:c7:2f:83*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> * {'packet_count': 0L, 'byte_count': 0L, 'flow_count': 0L}*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00143|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Table stats in from datapath 00:23:20:c7:2f:83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> hash2 : 4
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> linear : 0
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00144|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Port stats in from datapath 00:23:20:c7:2f:83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 0 : 173
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 1 : 171
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> 00145|openflow-event|DBG:received stats reply from 002320c72f83
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> *Aggregate stats in from datapath 00:23:20:c7:2f:83*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> * {'packet_count': 0L, 'byte_count': 0L, 'flow_count': 0L}*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> * *
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> ==== dump aggregate statistics from Openflow ======
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> hda:/cdrom# *./dpctl dump-aggregate nl:0*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> stats_reply (xid=0xbf8b2f94): flags=none type=2(aggregate)
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> *packet_count=310 byte_count=30380 flow_count=4*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> hda:/cdrom# *./dpctl dump-aggregate nl:0*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> stats_reply (xid=0xe7b9f769): flags=none type=2(aggregate)
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> *packet_count=318 byte_count=31164 flow_count=4*
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> * *
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> * *
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> Thanks,
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> MinChi
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >>
> >>> >> >>
> >>> >> >>
> ------------------------------------------------------------------------
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >> _______________________________________________
> >>> >>
> >>> >> >> nox-dev mailing list
> >>> >>
> >>> >> >> [email protected]
> >>> >>
> >>> >> >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >>
> >>> >>
> >>> >> >
> >>> >>
> >>> >> >
> >>> >>
> >>> >>
> >>> >>
> >>> >> -----Original Message-----
> >>> >> From: Martin Casado [mailto:[email protected]]
> >>> >> Sent: Friday, January 15, 2010 3:16 PM
> >>> >> To: MinChi Tseng
> >>> >> Cc: [email protected]
> >>> >> Subject: Re: [nox-dev] aggregate flow statistics always return 0
> >>> >> _______________________________________________
> >>> >> nox-dev mailing list
> >>> >> [email protected]
> >>> >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >>> >>
> >>> >
> >>> >
> >>> >
> >>> > --
> >>> > Rodrigo de Souza Braga
> >>> > Mestrando em Ciência da Computação
> >>> > Universidade Federal do Amazonas - UFAM
> >>> >
> >>> > _______________________________________________
> >>> > nox-dev mailing list
> >>> > [email protected]
> >>> > http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >>> >
> >>> >
> >>>
> >>> _______________________________________________
> >>> nox-dev mailing list
> >>> [email protected]
> >>> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >>
> >>
> >>
> >> --
> >> Rodrigo de Souza Braga
> >> Mestrando em Ciência da Computação
> >> Universidade Federal do Amazonas - UFAM
> >>
> >> _______________________________________________
> >> nox-dev mailing list
> >> [email protected]
> >> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >>
> >
> >
> > _______________________________________________
> > nox-dev mailing list
> > [email protected]
> > http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
> >
> >
>
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