Re: [dpdk-ci] [dpdklab] Re: [DPDKLAB] 25G Broadcom NIC in Arm hardware

[David Liu <dliu@iol.unh.edu>]

[-- Attachment #1: Type: text/plain, Size: 36478 bytes --]

Hi Ajit,

We are working on an issue we have in the Arm server. When we are done, I
will let you know so you can take get into the server.
Best,
David

On Wed, Apr 7, 2021 at 4:16 PM Ajit Khaparde <ajit.khaparde@broadcom.com>
wrote:

> Thanks David.
> While I don't have the ARM server, I am trying to use the new version
> of TREX and see if I run into any issues.
> I will get back to you once I complete the test.
>
> Thanks
> Ajit
>
>
> On Tue, Apr 6, 2021 at 7:29 AM David Liu <dliu@iol.unh.edu> wrote:
> >
> > Hi Ajit,
> >
> > I had rerun the test with the recent DTS and Trex (v2.88)
> >
> > With this, I am getting the mapping error we see during the debugging
> session.
> >
> >
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> >                         pktgen: cd /opt/trex/v2.88;./t-rex-64 -i --cfg
> /opt/trex/v2.88/trex_cfg_bnxt.yaml
> > Exception happened in [cd /opt/trex/v2.88;./t-rex-64 -i --cfg
> /opt/trex/v2.88/trex_cfg_bnxt.yaml] and output is [Starting Scapy
> server......... Scapy server is started
> > Trying to bind to vfio-pci ...
> > /usr/bin/python3 dpdk_nic_bind.py --bind=vfio-pci 0000:5f:00.0
> 0000:5f:00.1
> > The ports are bound/configured.
> > Starting  TRex v2.88 please wait  ...
> > ERROR in DPDK map
> > Could not find requested interface 5f:00.0
> > Killing Scapy server... Scapy server is killed]
> >                            dts: TIMEOUT on cd /opt/trex/v2.88;./t-rex-64
> -i --cfg /opt/trex/v2.88/trex_cfg_bnxt.yaml
> >                         tester: pkill -f _t-rex-64
> >
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> >
> > Best,
> > David
> >
> >
> >
> > On Mon, Apr 5, 2021 at 10:26 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>
> >> Hi David,
> >> Yes. The changes are in the tree.
> >> Let's try to rerun the test and see what happens.
> >>
> >> Thanks
> >> Ajit
> >>
> >>
> >> On Thu, Apr 1, 2021 at 10:09 AM David Liu <dliu@iol.unh.edu> wrote:
> >>>
> >>> Hi Ajit,
> >>>
> >>> I think the patch should be in the main tree by now.
> >>>
> >>> Can you check if that is true?
> >>>
> >>> Just checking, is this patch related to the Trex mapping issue?
> >>>
> >>> Best,
> >>> David
> >>>
> >>> On Tue, Mar 16, 2021 at 11:43 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>>
> >>>> Hi David,
> >>>> The patch was in dpdk-next-net.
> >>>> Let me check if it was applied in the main tree.
> >>>>
> >>>> Thanks
> >>>> Ajit
> >>>>
> >>>> On Tue, Mar 16, 2021 at 8:32 AM David Liu <dliu@iol.unh.edu> wrote:
> >>>> >
> >>>> > Hi Ajit,
> >>>> >
> >>>> > Here to check in with you to see if the patch gets submitted.
> >>>> >
> >>>> > And for some confirmation, is this fix possibly be a solution to
> the current issue?
> >>>> >
> >>>> > Best,
> >>>> > David
> >>>> >
> >>>> > On Thu, Mar 11, 2021 at 12:05 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >>
> >>>> >> David,
> >>>> >> While testing with TREX, we have one identified one fix.
> >>>> >> We will try to submit it to the mailing list tomorrow.
> >>>> >> Once it gets merged, I will get back to you for the setup.
> >>>> >>
> >>>> >> Thanks
> >>>> >> Ajit
> >>>> >>
> >>>> >> On Thu, Mar 11, 2021 at 6:02 AM David Liu <dliu@iol.unh.edu>
> wrote:
> >>>> >> >
> >>>> >> > Hi Ajit,
> >>>> >> >
> >>>> >> > Thank you.
> >>>> >> >
> >>>> >> > Please let me know when you need to take over the machine again.
> >>>> >> >
> >>>> >> > Best,
> >>>> >> > David
> >>>> >> >
> >>>> >> > On Tue, Mar 9, 2021 at 2:01 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >>
> >>>> >> >> David,
> >>>> >> >> The tool has issues when I load the kernel module.
> >>>> >> >> I am looking for another alternative.
> >>>> >> >> Please go ahead and take back the setup.
> >>>> >> >>
> >>>> >> >> Thanks
> >>>> >> >> Ajit
> >>>> >> >>
> >>>> >> >> On Tue, Mar 9, 2021 at 8:56 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> >
> >>>> >> >> > Hi David,
> >>>> >> >> > I am about to login into the setup and try something.
> >>>> >> >> > I will let you know once I am done and then you can take
> control.
> >>>> >> >> >
> >>>> >> >> > Thanks
> >>>> >> >> > Ajit
> >>>> >> >> >
> >>>> >> >> > On Tue, Mar 9, 2021 at 6:24 AM David Liu <dliu@iol.unh.edu>
> wrote:
> >>>> >> >> > >
> >>>> >> >> > > Hi Ajit,
> >>>> >> >> > >
> >>>> >> >> > > Thank for the update.
> >>>> >> >> > >
> >>>> >> >> > > May I know if I can enable testing or would you like more
> time to look into this?
> >>>> >> >> > >
> >>>> >> >> > > Best,
> >>>> >> >> > > David
> >>>> >> >> > >
> >>>> >> >> > > On Sun, Mar 7, 2021 at 8:07 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>
> >>>> >> >> > >> David,
> >>>> >> >> > >> I did spend some time on this. For now I can't tell what
> is wrong.
> >>>> >> >> > >> But I want to update the firmware on the card to take
> another shot at it.
> >>>> >> >> > >> Since this is an ARM based server, I will have to find a
> way to update the firmware.
> >>>> >> >> > >> IIRC our tools are mostly x86 based. So I am looking
> around.
> >>>> >> >> > >> I will update you soon.
> >>>> >> >> > >>
> >>>> >> >> > >> Thanks
> >>>> >> >> > >> Ajit
> >>>> >> >> > >>
> >>>> >> >> > >> On Fri, Mar 5, 2021 at 2:06 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>
> >>>> >> >> > >>> Hi David,
> >>>> >> >> > >>> That's a good idea. That way you don't have to watch out
> for my email requesting to stop the tests.
> >>>> >> >> > >>>
> >>>> >> >> > >>> Thanks
> >>>> >> >> > >>> Ajit
> >>>> >> >> > >>>
> >>>> >> >> > >>> On Fri, Mar 5, 2021 at 1:29 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> Hi Ajit, Juraj,
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> For simplicity, we will keep the functional and
> performance testing disable during the weekend.
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> In this way, you will have no testing interfere with you
> during troubleshooting.
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> Then we will rerun all the jobs that are skipped.
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> Please let me know if you have any questions.
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> Best,
> >>>> >> >> > >>>> David
> >>>> >> >> > >>>>
> >>>> >> >> > >>>> On Wed, Mar 3, 2021 at 4:05 AM Juraj Linkeš
> <juraj.linkes@pantheon.tech> wrote:
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Hi David, Ajit,
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Friday 10am is 4pm for me a that's fine.
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Juraj
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> From: David Liu <dliu@iol.unh.edu>
> >>>> >> >> > >>>>> Sent: Tuesday, March 2, 2021 7:06 PM
> >>>> >> >> > >>>>> To: Ajit Khaparde <ajit.khaparde@broadcom.com>
> >>>> >> >> > >>>>> Cc: Juraj Linkeš <juraj.linkes@pantheon.tech>; Owen
> Hilyard <ohilyard@iol.unh.edu>; ci@dpdk.org; dpdklab <dpdklab@iol.unh.edu>
> >>>> >> >> > >>>>> Subject: Re: [dpdk-ci] [dpdklab] Re: [DPDKLAB] 25G
> Broadcom NIC in Arm hardware
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Hi, Ajit
> >>>> >> >> > >>>>> I changed it to Friday at 10 AM for now.
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> We can change again if that doesn't work for Juraj
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Best,
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> David
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> On Tue, Mar 2, 2021 at 10:28 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Hi David,
> >>>> >> >> > >>>>> My Thursdays are crazy. Can we do Friday instead?
> >>>> >> >> > >>>>> Juraj, can you make Friday 10AM (Eastern time) call?
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> Thanks
> >>>> >> >> > >>>>> Ajit
> >>>> >> >> > >>>>>
> >>>> >> >> > >>>>> On Tue, Mar 2, 2021 at 6:29 AM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >
> >>>> >> >> > >>>>> > Hi Ajit and Juraj,
> >>>> >> >> > >>>>> >
> >>>> >> >> > >>>>> > I send out an invite for Thursday, Mar 4 at 10:00 AM.
> But feel free to adjust the time or let me know if there is a better time
> that works for you.
> >>>> >> >> > >>>>> >
> >>>> >> >> > >>>>> > For me, I can do:
> >>>> >> >> > >>>>> > Tuesday 10:00 AM - 1:00 PM.
> >>>> >> >> > >>>>> > Thursday 10:00 AM - 1:00 PM.
> >>>> >> >> > >>>>> > Friday 10:00 AM - 12:00 PM and 2:00 PM - 5:00 PM
> >>>> >> >> > >>>>> >
> >>>> >> >> > >>>>> > Best,
> >>>> >> >> > >>>>> > David
> >>>> >> >> > >>>>> >
> >>>> >> >> > >>>>> > On Mon, Mar 1, 2021 at 10:12 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >>
> >>>> >> >> > >>>>> >> David,
> >>>> >> >> > >>>>> >> I was busy with a customer issue and could not get
> to my emails.
> >>>> >> >> > >>>>> >> I am seeing this now. Let me close out any issues
> needing urgent attention.
> >>>> >> >> > >>>>> >> Let's sync on a suitable time after that.
> >>>> >> >> > >>>>> >>
> >>>> >> >> > >>>>> >> Juraj,
> >>>> >> >> > >>>>> >> Sure. We will add you.
> >>>> >> >> > >>>>> >>
> >>>> >> >> > >>>>> >> Thanks
> >>>> >> >> > >>>>> >> Ajit
> >>>> >> >> > >>>>> >>
> >>>> >> >> > >>>>> >> On Mon, Mar 1, 2021 at 7:00 AM Juraj Linkeš
> <juraj.linkes@pantheon.tech> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi Ajit, David,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > If you're setting up a call, could you please send
> me an invite? I'd like to get some insight into the issues on Arm's behalf.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Juraj
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > From: ci <ci-bounces@dpdk.org> On Behalf Of David
> Liu
> >>>> >> >> > >>>>> >> > Sent: Thursday, February 25, 2021 7:47 PM
> >>>> >> >> > >>>>> >> > To: Ajit Khaparde <ajit.khaparde@broadcom.com>
> >>>> >> >> > >>>>> >> > Cc: Owen Hilyard <ohilyard@iol.unh.edu>;
> ci@dpdk.org; dpdklab <dpdklab@iol.unh.edu>
> >>>> >> >> > >>>>> >> > Subject: Re: [dpdk-ci] [dpdklab] Re: [DPDKLAB] 25G
> Broadcom NIC in Arm hardware
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi Ajit,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Sorry for this issue.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > If possible I would like to set up a time where we
> can do this in a call to help get this solved faster.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Please let me know what would be a good time for
> you.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Best,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Thu, Feb 25, 2021 at 12:55 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi Ajit,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I changed the permission to allow you to run sudo.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > This should work now.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Let me know if you still have issues.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Best,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Mon, Feb 22, 2021 at 11:11 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I tried the option to use sudo. And that didn't
> work.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > ajitkhaparde is not allowed to run sudo on
> arm-gigabyte.  This incident will be reported.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > ----
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > sudo su
> >>>> >> >> > >>>>> >> > [sudo] password for ajitkhaparde:
> >>>> >> >> > >>>>> >> > ajitkhaparde is not allowed to run sudo on
> arm-dell.  This incident will be reported.
> >>>> >> >> > >>>>> >> > ajitkhaparde@arm-dell:/opt/dts$ sudo ./dts -s
> >>>> >> >> > >>>>> >> > [sudo] password for ajitkhaparde:
> >>>> >> >> > >>>>> >> > ajitkhaparde is not allowed to run sudo on
> arm-dell.  This incident will be reported.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Thu, Feb 18, 2021 at 10:03 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Thu, Feb 18, 2021 at 10:01 AM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi Ajit,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > This is likely caused by when dts try to ssh into
> another machine as a normal user which will prompt you for the password.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > One solution would be "sudo su" as root to run the
> command line since you should have root access.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Let me try this method first.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > If it does not work, we could try with the public
> ssh keys.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I will let you know.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Another solution would be to let me add your
> public ssh key into both machines.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Let me know if this helps.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Best,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Fri, Feb 12, 2021 at 5:48 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks Owen.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > When I run the dts command line suggested, I get
> the following error.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Traceback (most recent call last):
> >>>> >> >> > >>>>> >> >   File "/opt/dts/framework/ssh_pexpect.py", line
> 60, in _connect_host
> >>>> >> >> > >>>>> >> >     self.password, original_prompt='[$#>]',
> password_regex=r'(?i)(?:password:)|(?:passphrase for key)|(?i)(password for
> .+:)')
> >>>> >> >> > >>>>> >> >   File
> "/usr/local/lib/python3.6/dist-packages/pexpect/pxssh.py", line 440, in
> login
> >>>> >> >> > >>>>> >> >     raise ExceptionPxssh('password refused')
> >>>> >> >> > >>>>> >> > pexpect.pxssh.ExceptionPxssh: password refused
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> ^^^^^^^^^^^^^^
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Fri, Feb 12, 2021 at 12:09 PM Owen Hilyard <
> ohilyard@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hello Ajit,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > There was a misconfiguration in our identity
> management system. The issue should now be resolved.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Owen Hilyard
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Thu, Feb 11, 2021 at 9:38 PM 'Ajit Khaparde'
> via dpdklab <dpdklab@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I can use my credentials to login to rhea.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > But the same credentials are not allowing me to
> login onto the servers you provided.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > ssh -l ajitkhaparde
> arm-gigabyte.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > Connection closed by 172.18.0.41 port 22
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > ssh -l ajitkhaparde arm-dell.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > Connection closed by 172.18.0.40 port 22
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Tue, Feb 9, 2021 at 6:36 AM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi Ajit,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks for the update. Let me know if you need
> anything from me.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Best,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Sun, Feb 7, 2021 at 11:04 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > David,
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I had some trouble with my system over the past
> week.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > So I could not login into the setup. I am hoping
> that my system will be restored early this week
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > I will login into the setup after that.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Tue, Feb 2, 2021 at 10:57 AM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Hi David,
> >>>> >> >> > >>>>> >> > I actually did miss it. I will take a look.
> >>>> >> >> > >>>>> >> > Thanks for the refresh mail.
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > Thanks
> >>>> >> >> > >>>>> >> > Ajit
> >>>> >> >> > >>>>> >> >
> >>>> >> >> > >>>>> >> > On Tue, Feb 2, 2021 at 8:58 AM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Hi Ajit,
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Ping again in case if you miss the last email.
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Did you have a chance to give it a try on login
> to the machines?
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Just some notes, we are currently running
> compile and some performance/functional testing.
> >>>> >> >> > >>>>> >> > > Which it may be hard for you to run dts, so
> please let me know if you want me to stop these tests for you to debug.
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Step I run:
> >>>> >> >> > >>>>> >> > > CONF="conf_dpdk" ./switch.sh Broadcom   #this is
> to switch the dts configuration to Broadcom
> >>>> >> >> > >>>>> >> > > ./dts -s
>                    #To start the dts
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Informatio:
> >>>> >> >> > >>>>> >> > > arm-dell.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > > - dts - located in /opt/dts
> >>>> >> >> > >>>>> >> > > - Trex - located in /opt/trex/v2.87
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > arm-gigabyte.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > > - dpdk - located in /root/dpdk
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > Best,
> >>>> >> >> > >>>>> >> > > David
> >>>> >> >> > >>>>> >> > >
> >>>> >> >> > >>>>> >> > > On Tue, Jan 26, 2021 at 4:59 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>
> >>>> >> >> > >>>>> >> > >> Also, I had changed the configuration when I
> run Broadcom nic.
> >>>> >> >> > >>>>> >> > >> In the dts folder, you can start it with ./dts
> -s
> >>>> >> >> > >>>>> >> > >>
> >>>> >> >> > >>>>> >> > >> On Tue, Jan 26, 2021 at 4:54 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> Hi Ajit,
> >>>> >> >> > >>>>> >> > >>> Sorry for the late reply.
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> You can ssh into the machine using the same
> VPN Username and Password.
> >>>> >> >> > >>>>> >> > >>> Can you try and see if that works?
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> Informatio:
> >>>> >> >> > >>>>> >> > >>> arm-dell.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > >>> - dts - located in /opt/dts
> >>>> >> >> > >>>>> >> > >>> - Trex - located in /opt/trex/v2.87
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> arm-gigabyte.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > >>> - dpdk - located in /root/dpdk
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> Thanks,
> >>>> >> >> > >>>>> >> > >>> David
> >>>> >> >> > >>>>> >> > >>>
> >>>> >> >> > >>>>> >> > >>> On Tue, Jan 19, 2021 at 5:20 PM Ajit Khaparde <
> ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> > >>>>
> >>>> >> >> > >>>>> >> > >>>> Hi David,
> >>>> >> >> > >>>>> >> > >>>> Thanks for pinging me. Do you think I could
> login into the setup and
> >>>> >> >> > >>>>> >> > >>>> see what is happening?
> >>>> >> >> > >>>>> >> > >>>> I do have the credentials for two systems in
> your lab -
> >>>> >> >> > >>>>> >> > >>>> rhea.dpdklab.iol.unh.edu and
> io.dpdklab.iol.unh.edu
> >>>> >> >> > >>>>> >> > >>>> If you can provide me details of the systems
> you are trying to
> >>>> >> >> > >>>>> >> > >>>> configure, I could take a look.
> >>>> >> >> > >>>>> >> > >>>>
> >>>> >> >> > >>>>> >> > >>>> Thanks
> >>>> >> >> > >>>>> >> > >>>> Ajit
> >>>> >> >> > >>>>> >> > >>>>
> >>>> >> >> > >>>>> >> > >>>> On Tue, Jan 19, 2021 at 1:41 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > Hi Ajit,
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > Thank you for helping out.
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > How are you doing with this issue?
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > Please let me know if you need anything
> information from us.
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > Just some extra information that both Trex
> and dts are on the same intel tester machine.
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > Best,
> >>>> >> >> > >>>>> >> > >>>> > David
> >>>> >> >> > >>>>> >> > >>>> >
> >>>> >> >> > >>>>> >> > >>>> > On Thu, Jan 14, 2021 at 2:12 PM David Liu <
> dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>>> >>
> >>>> >> >> > >>>>> >> > >>>> >> Yes, so this is the same NIC work on x86.
> >>>> >> >> > >>>>> >> > >>>> >> By seeing the link, I am assuming you mean
> the ports that are using for Trex. If so they are UP before I start the
> Trex.
> >>>> >> >> > >>>>> >> > >>>> >>
> >>>> >> >> > >>>>> >> > >>>> >> Thank,
> >>>> >> >> > >>>>> >> > >>>> >> David
> >>>> >> >> > >>>>> >> > >>>> >>
> >>>> >> >> > >>>>> >> > >>>> >>
> >>>> >> >> > >>>>> >> > >>>> >> On Thu, Jan 14, 2021 at 1:11 AM Ajit
> Khaparde <ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> > >>>> >>>
> >>>> >> >> > >>>>> >> > >>>> >>> Does the same NIC work on x86?
> >>>> >> >> > >>>>> >> > >>>> >>> Also do you see link before you start the
> trex? I am trying to see if the port failed to successfully come up
> >>>> >> >> > >>>>> >> > >>>> >>> or if there is a problem with the link.
> Can you check and tell?
> >>>> >> >> > >>>>> >> > >>>> >>>
> >>>> >> >> > >>>>> >> > >>>> >>> Thanks
> >>>> >> >> > >>>>> >> > >>>> >>> Ajit
> >>>> >> >> > >>>>> >> > >>>> >>>
> >>>> >> >> > >>>>> >> > >>>> >>> On Wed, Jan 13, 2021 at 4:20 PM David Liu
> <dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>> Hi Ajit,
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>> Thank you for helping out.
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>> We have it working on the x86, but not
> the Arm.
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>> Thanks,
> >>>> >> >> > >>>>> >> > >>>> >>>> David
> >>>> >> >> > >>>>> >> > >>>> >>>>
> >>>> >> >> > >>>>> >> > >>>> >>>> On Wed, Jan 13, 2021 at 5:34 PM Ajit
> Khaparde <ajit.khaparde@broadcom.com> wrote:
> >>>> >> >> > >>>>> >> > >>>> >>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>> Hi David,
> >>>> >> >> > >>>>> >> > >>>> >>>>> I will take a look.
> >>>> >> >> > >>>>> >> > >>>> >>>>> Do you see similar issues on x86? I am
> asking because
> >>>> >> >> > >>>>> >> > >>>> >>>>> even I would start with that to create
> a baseline and then
> >>>> >> >> > >>>>> >> > >>>> >>>>> attempt on ARM.
> >>>> >> >> > >>>>> >> > >>>> >>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>> Thanks
> >>>> >> >> > >>>>> >> > >>>> >>>>> Ajit
> >>>> >> >> > >>>>> >> > >>>> >>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>> On Wed, Jan 13, 2021 at 12:08 PM David
> Liu <dliu@iol.unh.edu> wrote:
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> Hi Ajit,
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> We have a 25G Broadcom NIC that is
> installed on an Arm machine.
> >>>> >> >> > >>>>> >> > >>>> >>>>>> And I am running into a problem when I
> try to run nic_single_core_perf on the NIC.
> >>>> >> >> > >>>>> >> > >>>> >>>>>> Currently, we are using: Trex v2.86
> and dts from http://git.dpdk.org/tools/dts/
> >>>> >> >> > >>>>> >> > >>>> >>>>>> All the NICs are up and running when
> testing.
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> The problem is an error when I try to
> run the test case inside the nic_single_core_perf:
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> TestNicSingleCorePerf: Test running
> at parameters: framesize: 64, rxd/txd: 512
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>                dut.172.18.0.41:
> x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 32,33 -n 4
> --file-prefix=dpdk_15311_20210113190237   -a 0000:93:00.0 -a 0000:93:00.1
> -- -i --portmask=0x3 --txd=512 --rxd=512 --nb-cores=1
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>                dut.172.18.0.41: start
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>          TestNicSingleCorePerf: Test
> Case test_perf_nic_single_core Result ERROR: Traceback (most recent call
> last):
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/dts/framework/test_case.py", line 319, in _execute_test_case
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     case_obj()
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "tests/TestSuite_nic_single_core_perf.py", line 196, in
> test_perf_nic_single_core
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     self.perf_test(self.nb_ports)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "tests/TestSuite_nic_single_core_perf.py", line 270, in perf_test
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     _, packets_received =
> self.tester.pktgen.measure_throughput(stream_ids=streams,
> options=traffic_opt)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/dts/framework/pktgen_base.py", line 245, in measure_throughput
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>
>  self._prepare_transmission(stream_ids=stream_ids)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/dts/framework/pktgen_trex.py", line 778, in _prepare_transmission
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>
>  self._conn.reset(ports=self._ports)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_api_annotators.py",
> line 51, in wrap2
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     ret = f(*args, **kwargs)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/stl/trex_stl_client.py",
> line 339, in reset
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     self.clear_stats(ports)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_api_annotators.py",
> line 51, in wrap2
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     ret = f(*args, **kwargs)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/stl/trex_stl_client.py",
> line 1492, in clear_stats
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     self._clear_stats_common(ports,
> clear_global, clear_xstats)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>   File
> "/opt/trex/v2.86/automation/trex_control_plane/interactive/trex/common/trex_client.py",
> line 2876, in _clear_stats_common
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>     raise TRexError(rc)
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>
> trex.common.trex_exceptions.TRexError: *** [RPC] - Failed to get server
> response from tcp://172.18.0.40:4501
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> I also try to run TRex in stateless
> mode with./t-rex-64 -i --cfg /etc/trex_cfg.yaml and  connect with
> ./trex-console
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> Then start sending traffic with command
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> trex>start -f stl/imix.py
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> But this will cause an error to turn
> off Trex.
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> trex>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 2021-01-13 19:56:21 -
> [server][warning]  - Server has been shutdown - cause: 'WATCHDOG: task
> 'Trex DP core 1' has not responded for more than 1.00135 seconds - timeout
> is 1 seconds
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> *** traceback follows ***
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 1       0x561be173cf5a
> ./_t-rex-64(+0x19af5a) [0x561be173cf5a]
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 2       0x7feea3ac0980
> /lib/x86_64-linux-gnu/libpthread.so.0(+0x12980) [0x7feea3ac0980]
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 3       0x561be1a05a2a
> rte_delay_us_block + 106
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 4       0x561be16ce874
> CCoreEthIF::send_burst(CCorePerPort*, unsigned short,
> CVirtualIFPerSideStats*) + 3220
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 5       0x561be16abf57
> CCoreEthIF::flush_tx_queue() + 31
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 6       0x561be171e3d9
> CNodeGenerator::handle_maintenance(CFlowGenListPerThread*) + 265
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 7       0x561be171f7ec
> CNodeGenerator::handle_flow_sync(CGenNode*, CFlowGenListPerThread*, bool&)
> + 92
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 8       0x561be171fc98
> CNodeGenerator::handle_slow_messages(unsigned char, CGenNode*,
> CFlowGenListPerThread*, bool) + 184
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 9       0x561be16cb5f1 int
> CNodeGenerator::flush_file_realtime<23, false>(double, double,
> CFlowGenListPerThread*, double&) + 881
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 10      0x561be1905212
> TrexStatelessDpCore::start_scheduler() + 226
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 11      0x561be1883ae9
> TrexDpCore::start() + 89
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 12      0x561be1714113
> CFlowGenListPerThread::start(std::__cxx11::basic_string<char,
> std::char_traits<char>, std::allocator<char> >&, CPreviewMode&) + 115
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 13      0x561be16af8dd
> CGlobalTRex::run_in_core(unsigned char) + 487
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 14      0x561be16d11ad
> ./_t-rex-64(+0x12f1ad) [0x561be16d11ad]
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 15      0x561be1a1dfaa
> eal_thread_loop + 426
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 16      0x7feea3ab56db
> /lib/x86_64-linux-gnu/libpthread.so.0(+0x76db) [0x7feea3ab56db]
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> 17      0x7feea2a8571f clone + 63
> >>>> >> >> > >>>>> >> > >>>> >>>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> *** addr2line information follows ***
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> ??:0
> >>>> >> >> > >>>>> >> > >>>> >>>>>>> '
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> I believe if everything is working,
> this should not turn off trex but please correct me if I am wrong.
> >>>> >> >> > >>>>> >> > >>>> >>>>>> I wonder if you have any suggestion of
> how I can approach this issue?
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>> Best,
> >>>> >> >> > >>>>> >> > >>>> >>>>>> David
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
> >>>> >> >> > >>>>> >> > >>>> >>>>>>
>

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