[dpdk-dev] example/kni failed

hy_gzr hy_gzr at 163.com
Thu Dec 5 11:50:34 CET 2019


when I run the example/kni -l0-4 -- -P -p1 -m --config="(0,1,2)" in my physical machine,
I don't get the dpdk virtual networke interface vEth(N) by ifconfig and the virtual interface is not active.
but, I run the example in vm (linux in vmware),I can get a active virtual interface, 
so,,,why is not active in physical machin ? thanks!
dmesg of insmod igb_uio:
[  634.971691] igb_uio: loading out-of-tree module taints kernel.
[  634.971898] igb_uio: module verification failed: signature and/or required key missing - tainting kernel
[  634.972563] igb_uio: Use MSIX interrupt by default
[  635.250107] igb 0000:02:00.0: removed PHC on eth0
[  635.318925] igb_uio 0000:02:00.0: mapping 1K dma=0x82cae2000 host=ffff99a96cae2000
[  635.318950] igb_uio 0000:02:00.0: unmapping 1K dma=0x82cae2000 host=ffff99a96cae2000



dmesg of run example kni
[  978.094385] igb_uio 0000:02:00.0: irq 35 for MSI/MSI-X
[  978.094435] igb_uio 0000:02:00.0: uio device registered with irq 35
[  978.402505] rte_kni: Creating kni...
[ 1003.513392] rte_kni: Successfully release kni named vEth0


OS:centos 7.2.1511
kernel 3.10.0-1062.4.3.el7.x86_64
network:I350 Gigabit Network Connection 1521
thanks!
    


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