Korian
While modifying num-mbufs(num-mbufs 128000) and performing Performance
tests,
I also faced the same Bug.
We are testing bi-direction with 40Gbps.
"One port Rx frame is 1"
Do you have any other doubts?
vpp# show interface
Name Idx State MTU (L3/IP4/IP6/MPLS)
Counter Count
FortyGigabitEthernet3/0/0 1 up 9000/0/0/0 rx
packets 863402200
rx
bytes 107061872736
tx
packets 431639482
tx
bytes 53523295686
drops 52392
ip4 863402199
rx-miss 1591588
FortyGigabitEthernet4/0/0 2 up 9000/0/0/0 rx
packets 1
rx
bytes 60
tx
packets 431710328
tx
bytes 53532080590
drops 1
local0 0 down 0/0/0/0
vpp# show dpdk buffer
name="dpdk_mbuf_pool_socket0" available = 110565 allocated = 17369
total = 127934
name="dpdk_mbuf_pool_socket1" available = 128000 allocated = 0
total = 128000
vpp#
Regards,
Kyunghwan Kim
2018년 11월 22일 (목) 오전 11:42, kyunghwan kim <gpi...@gmail.com>님이 작성:
> Korian,
>
> Thanks for your reply,
> I solved the problem.
>
> Previously num-mbufs is the default,
> vpp # show dpdk buffer
> name = "dpdk_mbuf_pool_socket 0" available = 7938 allocated = 8446 total =
> 16384
> name = "dpdk_mbuf_pool_socket 1" available = 16384 allocated = 0 total =
> 16384
> vpp #
>
> Increase num-mbufs in startup.conf
> vpp # show dpdk buffer
> name = "dpdk_mbuf_pool_socket 0" available = 119552 allocated = 8448 total
> = 128000
> name = "dpdk_mbuf_pool_socket 1" available = 128000 allocated = 0 total =
> 128000
> vpp #
>
> When packets are flowed at 40 Gbps / 64 bytes
> vpp # show dpdk buffer
> name = "dpdk_mbuf_pool_socket 0" available = 102069 allocated = 25776
> total = 127845
> name = "dpdk_mbuf_pool_socket 1" available = 128000 allocated = 0 total =
> 128000
> vpp #
>
> I found out that buffer is missing.
> Thank you so much.
>
> Regards,
> Kyunghwan Kim
>
>
> 2018년 11월 21일 (수) 오후 9:29, korian edeline <korian.edel...@ulg.ac.be>님이 작성:
>
>> Hello,
>>
>> On 11/21/18 1:10 PM, kyunghwan kim wrote:
>> > rx-no-buf 1128129034176
>>
>>
>> You should be able to fix this particular problem by increasing
>> num-mbufs in startup.conf, you can check the allocation with vpp# sh
>> dpdk buffer
>>
>>
>> > rx-miss 951486596
>>
>> This is probably another problem.
>>
>>
>> Cheers,
>>
>> Korian
>>
>>
>
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