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 > > -----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 > > > > 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 > > >> > > >> > > > > > > > > > > _______________________________________________ > 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
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