Bottom line is we need to configure span-sflow <size> now its working... Thanks for your help Nick!
# show run all | grep "tcam region s" hardware access-list tcam region span 0 hardware access-list tcam region svi 0 hardware access-list tcam region sflow 0 hardware access-list tcam region span 0 hardware access-list tcam region span-sflow 256 No error anymore now... (config)# sflow data-source interface e2/5 (config)# On Fri, Apr 5, 2019 at 4:34 PM Satish Patel <[email protected]> wrote: > > Nick, > > Bummer!!! it didn't work, why its saying span-sflow > > # show run all | grep "tcam region s" > hardware access-list tcam region span 0 > hardware access-list tcam region svi 0 > hardware access-list tcam region span 0 > hardware access-list tcam region span-sflow 0 > hardware access-list tcam region sflow 256 > > > (config)# sflow data-source interface e2/5 > In order to enable sFlow sampling on North star front panel > port(Ethernet2/5), please either carve both span and sflow tcam > regions with non-zero sizes using the commands > 'hardware access-list tcam region span <size>' > 'hardware access-list tcam region sflow <size>' > or remove both span and sflow tcam regions and carve a span-sflow tcam > region with a non-zero size using the commands > swt-dist1-010101-hd-1-5(config)# > > On Fri, Apr 5, 2019 at 4:23 PM Satish Patel <[email protected]> wrote: > > > > Nick, > > > > One thing is very interesting if i configure "sflow data-source int > > e1/1" it letting me do that no error but only throwing error if i try > > on 40G interface > > > > On Fri, Apr 5, 2019 at 4:09 PM Satish Patel <[email protected]> wrote: > > > > > > Got it what you trying to say..... let me try and see if it works > > > > > > On Fri, Apr 5, 2019 at 4:04 PM Nick Cutting <[email protected]> wrote: > > > > > > > > I don’t know if that would work. > > > > > > > > There is a specific relationship between the SPAN and the SFLOW. I > > > > think it uses the same part of the TCAM. > > > > > > > > > > > > > > > > From: Satish Patel <[email protected]> > > > > Sent: Friday, April 5, 2019 4:03 PM > > > > To: Nick Cutting <[email protected]> > > > > Subject: Re: [c-nsp] Cisco Nexus 9K tcam carving question > > > > > > > > > > > > > > > > This message originated from outside your organization. > > > > > > > > We are not using ipv6 so why don't i give "hardware access-list tcam > > > > region rp-ipv6-qos 256" slice to sflow? > > > > > > > > On Fri, Apr 5, 2019 at 4:02 PM Nick Cutting <[email protected]> wrote: > > > > > > > > > > yes exactly right - I cannot test it on my Gen1 9300, as we are using > > > > > span, but it was very similar when I did it to the 9300-EX > > > > > > > > > > > > > > > > > > > > From: Satish Patel <[email protected]> > > > > > Sent: Friday, April 5, 2019 4:00 PM > > > > > To: Nick Cutting <[email protected]> > > > > > Subject: Re: [c-nsp] Cisco Nexus 9K tcam carving question > > > > > > > > > > > > > > > > > > > > This message originated from outside your organization. > > > > > > > > > > You are saying make span to 0 and give it slice to sflow right? > > > > > something like following command? > > > > > > > > > > hardware access-list tcam region span 0 > > > > > > > > > > hardware access-list tcam region sflow 256 > > > > > > > > > > On Fri, Apr 5, 2019 at 3:56 PM Satish Patel <[email protected]> > > > > > wrote: > > > > > > > > > > > > No i don't think we need SPAN port or any kind of traffic mirroring, > > > > > > all i care about sflow. > > > > > > > > > > > > Here is the output of my switch > > > > > > > > > > > > (config)# sh run all | in "tcam region s" > > > > > > hardware access-list tcam region span 256 > > > > > > hardware access-list tcam region svi 0 > > > > > > hardware access-list tcam region sflow 0 > > > > > > hardware access-list tcam region span 0 > > > > > > hardware access-list tcam region span-sflow 0 > > > > > > > > > > > > On Fri, Apr 5, 2019 at 3:35 PM Nick Cutting <[email protected]> > > > > > > wrote: > > > > > > > > > > > > > > If you don't need SPAN > > > > > > > > > > > > > > Type this first, before adding the sflow carve > > > > > > > > > > > > > > hardware access-list tcam region span 0 > > > > > > > > > > > > > > -----Original Message----- > > > > > > > From: cisco-nsp <[email protected]> On Behalf Of > > > > > > > Satish Patel > > > > > > > Sent: Friday, April 5, 2019 3:15 PM > > > > > > > To: Cisco Network Service Providers <[email protected]> > > > > > > > Subject: [c-nsp] Cisco Nexus 9K tcam carving question > > > > > > > > > > > > > > This message originates from outside of your organisation. > > > > > > > > > > > > > > Folks, > > > > > > > > > > > > > > I want to enable sFlow on Cisco nexus 9300 switch on 40G interface > > > > > > > (GEM) module. but getting following error. > > > > > > > > > > > > > > (config)# sflow data-source interface e2/5 In order to enable > > > > > > > sFlow sampling on North star front panel port(Ethernet2/5), > > > > > > > please either carve both span and sflow tcam regions with > > > > > > > non-zero sizes using the commands 'hardware access-list tcam > > > > > > > region span <size>' > > > > > > > 'hardware access-list tcam region sflow <size>' > > > > > > > or remove both span and sflow tcam regions and carve a span-sflow > > > > > > > tcam region with a non-zero size using the commands > > > > > > > > > > > > > > > > > > > > > When i am doing following, got error that means i don't have > > > > > > > space in my tcam table so what is the best approve here? > > > > > > > > > > > > > > (config)# hardware access-list tcam region sflow 256 > > > > > > > ERROR: Aggregate TCAM region configuration exceeded the available > > > > > > > Ingress TCAM slices. Please re-configure. > > > > > > > _______________________________________________ > > > > > > > cisco-nsp mailing list [email protected] > > > > > > > https://puck.nether.net/mailman/listinfo/cisco-nsp > > > > > > > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > > > > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
