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Re: [RARE-users] [freertr] Debug interface down DPDK implementation


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  • From: Xavier Jeannin <>
  • To:
  • Subject: Re: [RARE-users] [freertr] Debug interface down DPDK implementation
  • Date: Tue, 1 Mar 2022 16:26:10 +0100
  • Dkim-filter: OpenDKIM Filter v2.10.3 zmtaauth04.partage.renater.fr 764F01C0257

Hello Csaba,

With my colleague Maxime, we finally get the interface up thanks to a cold reload (a warm reload was not efficient).

I would like to ask another question about interface configuration.
Our interface was 10Gb/s. At one point we suspected that the speed of the interface was well configured on the path.

We used the parameter "bandwidth". The show command write 8000kbps when it 10Gbps
If we set to 10Gbps one interface without configuring the other ( 8000kbps), it still works.
I think that the bw/speed was in fact configured correctly in the FreeRtr/RARE.
Is there a specific way to find what is the bw/speed of the interface? is it at Debian level?

DAV0102#show interfaces sdn5
sdn5 is up (since 00:51:32, 9 changes)
 description: 10G-FP2[eno7 - 05:00.1 - 18:5a:58:d8:d4:65]
 type is sdn, hwaddr=0014.0b0d.536c, mtu=1500, bw=8000kbps, vrf=inet
 ip4 address=11.11.11.4/24, netmask=255.255.255.0, ifcid=56988446
 received 10227 packets (680426 bytes) dropped 91 packets (7931 bytes)
 transmitted 10143 packets (674184 bytes) promisc=false macsec=false

Thank you
Xavier do


Le 28/02/2022 à 15:03, Xavier Jeannin a écrit :

Le 28/02/2022 à 14:52, mc36 a écrit :
hmm, then as a last resort,
No problem, if reboot the machines did not work, I will wait Frédéric
what about "reload cold" on both sides of the link?

OK let do this tomorrow

Thank you
Regards
Xavier


tomorrow i'll be in the kifu office... maybe a day after tomorrow?
thanks,
cs

On 2/28/22 14:23, Xavier Jeannin wrote:

Le 28/02/2022    11:06, mc36 a   crit  :
exactly the 0 changes is the lying here...
all the dataplanes start the ports in down, then an up....
imho bffwd is not connected at all....
isn't it fl's developer box by the way? :)
Yes DAV001 is Wedge and is the the developer box of Fr  d  ric.

Fr  d  ric kindly put the machine in a state in which when you reboot it, one is not obliged to restart the different required elements one by one (things that I will not be able to do).

Do you think that the origin of the problem is on the DPDK machine (DAV0102 DELL VEP) where the port is done?

I will go to RENATER premises and look physically to the port tomorrow.
Would you be available fir a debug VC session tomorrow? there is no obligation as you are very busy and this could wait.

Thank you
Xavier

thanks,
cs

On 2/28/22 11:03, Xavier Jeannin wrote:
DAV0001#show interfaces sdn15
sdn15 is promisc, *up *(since 2d16h, 0 changes)

-- 
Xavier JEANNIN
Network Dpt.
GN4-3 Network technology evolution (WP6 T1) task leader
Tél. : +33 1 5394 2042
Mob. : +33 6 3017 0963
www.renater.fr



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