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[mininet-discuss] TCLink isn't working on kernel 4.9.0

Bob Lantz rlantz at cs.stanford.edu
Fri Dec 2 17:43:32 PST 2016


Good to know.  Perhaps you might like to add this to the FAQ?

I would expect the Ubuntu 16 package should work fine, although it might print an error message. If not, then master should work.

> On Dec 1, 2016, at 4:53 PM, Md. Islam <mislam4 at kent.edu> wrote:
> 
> I got this working after adding the following:
> 
> CONFIG_NET_SCH_CLK_JIFFIES=y 
> CONFIG_NET_SCH_CLK_GETTIMEOFDAY=y
> CONFIG_NET_SCH_CLK_CPU=y
> CONFIG_NET_SCH_CBQ=y 
> CONFIG_NET_SCH_HTB=y 
> CONFIG_NET_SCH_HFSC=y 
> CONFIG_NET_SCH_PRIO=y 
> CONFIG_NET_SCH_RED=y 
> CONFIG_NET_SCH_SFQ=y 
> CONFIG_NET_SCH_TEQL=y 
> CONFIG_NET_SCH_TBF=y 
> CONFIG_NET_SCH_GRED=y 
> CONFIG_NET_SCH_DSMARK=y 
> CONFIG_NET_SCH_INGRESS=y 
> CONFIG_NET_QOS=y
> 
> I also had to install Mininet from source. Mininet from the ubuntu package doesn't seem to work.
> 
> 
> On Wed, Nov 30, 2016 at 11:50 PM, Md. Islam <mislam4 at kent.edu <mailto:mislam4 at kent.edu>> wrote:
> Hi
> 
> I complied the kernel 4.9.0 with following option:
> 
> CONFIG_VETH=y
> CONFIG_NETNS=y
> CONFIG_NET_SCH_NETEM=y
> 
> sudo mn --link tc,bw=10,delay=10ms still giving me following error:
> 
> *** Starting 1 switches
> s1 ...(10.00Mbit 10ms delay) *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> (10.00Mbit 10ms delay) *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> *** Error: RTNETLINK answers: No such file or directory
> 
> Could someone tell me what is wrong here?
> 
> Many thanks
> Tamim
> 
> 
> 
> -- 
> Tamim
> PhD Student/Graduate Assistant
> CS Department, Kent State University
> Kent, OH 44240
> http://web.cs.kent.edu/~mislam4/ <https://web.cs.kent.edu/~mislam4/>_______________________________________________
> mininet-discuss mailing list
> mininet-discuss at lists.stanford.edu
> https://mailman.stanford.edu/mailman/listinfo/mininet-discuss

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