[ixpmanager] Every thing is ok at sflow but rrd files not ok , why?

[Nick Hilliard]

Hi Basil,

> WARNING: while updating /var/www/grapher-sflow/ipv4/bytes/individual/individual.ipv4.bytes.src-00003.rrd: rrdcached at unix:/var/run/rrdcached.sock: /var/www/grapher-sflow/ipv4/bytes/individual/individual.ipv4.bytes.src-00003.rrd: Permission denied

This is a permissions problem either with /var/run/rrdcached.sock or 
else with the /var/www/grapher-sflow/ipv4/bytes/individual/ directory.

Nick
> Basil Elbalaawi <mailto:saifbasilyazan at gmail.com>
> 8 April 2021 at 18:42
> Dear Nick and al support team
>
> i am change the switch from Nexus 9000 to arista vEOS , but after 
> complete , I get Flow packet , but appear some problem , can check it 
> at the link down :
>
> https://pastebin.ibn.ie/?9b4764167df32372#6bSdiPX7foRkpeDpbp4MEGPRyDAjBw9392QBvuGhQMmQ
>
> Thanks advanced ,,,,
>
>
>
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> Nick Hilliard <mailto:nick at foobar.org>
> 6 April 2021 at 14:52
> "sflowtool -4 -p 6343 -l" shows that the sflow feed is only sending 
> CNTR records, not FLOW records.
>
> CNTR records are interface counters from the switch ports. FLOW 
> records are sampled packets of traffic running through the switch.  
> IXP Manager needs the flow records to create RRD files.  So this looks 
> like a switch problem.
>
> Incidentally, sflow does not work properly on Cisco switches because 
> there is no way to select ingress-only traffic: the switches will send 
> ingress+egress traffic, which will cause all traffic to be double 
> counted.
>
> https://docs.ixpmanager.org/features/sflow/#cisco-switches
>
> Nick
>
>
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> Basil Elbalaawi <mailto:saifbasilyazan at gmail.com>
> 3 April 2021 at 02:16
> Hi support team
> at the first , thank you for every one help me to achieve of full stak 
> system fo ixp manager , and now at the last mile of the road , the 
> time is run away to transport from lab system to production system 
> within 2 weeks , but now i have some or one problem about of sflow 
> service where everything is ok just only of creation rrd file at 
> virtual host folder at apache2 service , i don't know the reason right 
> now ,which the lab system is created with private peering without 
> route server to test sflow , could you please check the following link 
> where i will set the configuration that be do it at the sflow device, 
> ixp manager , and switch Nexus9000 for interconnected ,FYI the lab 
> created at GNS3 .
>
>    Sflow configuration:
> https://pastebin.ibn.ie/?eb5bb71ee6b92e9b#J4SaaEAqgiCGaZnKN56KhQ4CsxiG2vMe8SMiRXN5WpPp
>
> ixp manager .env configuration:
> https://pastebin.ibn.ie/?6e04036fa4d3bf74#Gyn6utvZRdM12Bf9WAcoQgLSzUNp7FunR2DcA9fA927X
>
> Switch configuration :
> https://pastebin.ibn.ie/?c9a1a0203ee3e3f8#FfffAZcDo2nigFQvuPhjND135MPsyEQvKnZ7PjFSEPAC
>
>
> Thanks advanced ,,,,,,,
>
>
>
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