[c-nsp] Nexus 9300 sflow performance

[Satish Patel]

Thanks nick,

Awesome! I used nfsen in past but it was kind of slow

Do you think 60Gbps traffic nfsen can handle easily ? 

Could you provide your hardware spec where you running Nfsen ?

Ntopng is one more tool but not sure about performance. 



Sent from my iPhone

> On Mar 20, 2019, at 9:19 AM, Nick Cutting <ncutting at edgetg.com> wrote:
> 
> We use sflow on 9300's, no performance hit - but you cannot use span sessions at the same time.
> 
> Newer code revisions support netflow, without the SPAN session limitation, although we have not tried netflow on the 9300 yet.
> 
> For a collector We use NFSEN - opensource, and quite a big install base, and it seems to handle a lot of flows.
> 
> It supports sflow and netflow as we have a mix, just make sure you add the sflow option at build time as it’s a bit funky old linux to add it after.
> 
> 
> 
> -----Original Message-----
> From: cisco-nsp <cisco-nsp-bounces at puck.nether.net> On Behalf Of Satish Patel
> Sent: Wednesday, March 20, 2019 8:21 AM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Nexus 9300 sflow performance
> 
> This message originates from outside of your organisation.
> 
> Folks,
> 
> I have L3 Nexus 9300 switch which is running 60Gbps traffic on ISP interface so I’m planning to run sflow on that specific interference to get flow. 
> 
> Does it going to create any performances issue on switch? 
> 
> Can I run sflow on Layer 3 LACP interface?
> 
> Can anyone suggest free open source sflow collector? 
> 
> Sent from my iPhone
> _______________________________________________
> cisco-nsp mailing list  cisco-nsp at puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/
>