Thank you for the idea I can get the accuracy one
On Tue, May 15, 2018 at 12:46 PM, IWAMOTO Toshihiro
<iwam...@valinux.co.jp> wrote:
> On Tue, 08 May 2018 00:29:54 +0900,
> Jade Manapee wrote:
>>
>> Hi everyone,
>>
>> I wrote some code for monitoring traffic. I created a link which has
>> 10 Mbps I tried to send traffic 5 Mbps with iperf and i expect it will
>> give me something like 600000 bytes/sec. it did actually but sometimes
>> it gives me 1000000 bytes/sec.
>>
>> Here's my code
>>
>> def _port_stats_reply_handler(self, ev):
>> body = ev.msg.body
>>
>> for stat in sorted(body, key=attrgetter('port_no')):
>> if stat.port_no != ofproto_v1_3.OFPP_LOCAL:
>> key = (ev.msg.datapath.id, stat.port_no)
>> value = (stat.tx_bytes, stat.rx_bytes, stat.rx_errors,
>> stat.duration_sec, stat.duration_nsec)
>> self._save_stats(self.port_stats, key, value, 5)
>>
>> load = stat.tx_bytes
>> self._save_stats(self.AllLoad, key, load, 1)
>> if len(self.AllLoad[key]) == 1:
>> cur_load = load - 0
>> else:
>> cur_load = load -self.AllLoad[key][-2]
>> self._save_stats(self.CurLoad, key, cur_load, 1)
>> #print ("load-", load ,"allload-",self.AllLoad[key][-2])
>> #print "Request time:", time.time() - self.request_start
>> print self.port2curload
>> if ev.msg.datapath.id==0x1 and stat.port_no==0x2:
>> load = stat.tx_bytes
>> self.port2curload.append(load-self.port2allload[-1])
>> self.port2allload.append(load)
>>
>> the output I want is port2curload. your help would be highly appreciated.
>> Thanks
>
> Code indents are broken and it is difficult to judge from this small
> fraction of code, but:
>
> 1. have you taken header bytes in account ?
> 2. how was tx_packets?
> 3. didn't you record duration_sec, duration_nsec?
>
> --
> IWAMOTO Toshihiro
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