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[mininet-discuss] Ping and CPU utilization

Brandon Heller brandonh at
Thu May 10 15:22:13 PDT 2012

What does top show is taking up the CPU?


On Thu, May 10, 2012 at 3:16 PM, James Hongyi Zeng <hyzeng at>wrote:

> Hi,
>     I found that a simple ping in Mininet will consume 100% of one CPU
> core (even when not successful). Specifically, I do something like
> sudo mn --controller=none
> mininet> h1 ping h2
>     And the CPU utilization in top shows 100%. I tried different
> switch+controller combinations and it's the same. Any idea on what's going
> on here?
>     I am currently on CS244 branch.
> Thanks,
> James
> _______________________________________________
> mininet-discuss mailing list
> mininet-discuss at
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