Lorenzo, Since we started this thread, we've published a DPDK-specific app note. At this point, I'd recommend you start the DPDK install process from scratch using this guide:
https://kb.ettus.com/Getting_Started_with_DPDK_and_UHD Best, Sam On Fri, Jan 10, 2020 at 5:15 PM Minutolo, Lorenzo via USRP-users < usrp-users@lists.ettus.com> wrote: > As a side note: I tried running the program as "sudo su" with the same > exact result. > > Lorenzo > ------------------------------ > *From:* USRP-users <usrp-users-boun...@lists.ettus.com> on behalf of > Minutolo, Lorenzo via USRP-users <usrp-users@lists.ettus.com> > *Sent:* Friday, January 10, 2020 3:08 PM > *To:* Sam Reiter <sam.rei...@ettus.com> > *Cc:* usrp-users@lists.ettus.com <usrp-users@lists.ettus.com> > *Subject:* Re: [USRP-users] dpdk with x300 > > Changed the driver string but the problem persists. Is it problematic that > the NIC is on the last PCIe slot of the motherboard (same NUMA socket)? > > I attached the command I'm giving and the output. > > Thanks, > Lorenzo > ------------------------------ > *From:* Sam Reiter <sam.rei...@ettus.com> > *Sent:* Monday, January 6, 2020 2:05 PM > *To:* Minutolo, Lorenzo <minut...@caltech.edu> > *Cc:* usrp-users@lists.ettus.com <usrp-users@lists.ettus.com> > *Subject:* Re: [USRP-users] dpdk with x300 > > That should be fine. > > Looking over those screenshots again, you'll need to change your dpdk > driver path in uhd.conf. Here's what the uncommented parts of uhd.conf > should look like for 17.11: > > [use_dpdk=1] > dpdk-mtu=9000 > dpdk-driver=/usr/lib/x86_64-linux-gnu/dpdk-17.11-drivers/ > dpdk-corelist=1,2,3 > dpdk-num-mbufs=4095 > dpdk-mbufs-cache-size=315 > [dpdk-mac=aa:bb:cc:dd:ee:f1] > dpdk-io-cpu = 2 > dpdk-ipv4 = 192.168.10.1/24 > [dpdk-mac=aa:bb:cc:dd:ee:f2] > dpdk-io-cpu = 3 > dpdk-ipv4 = 192.168.20.1/24 > > Note that the IP and MAC need to be changed for your machine. > > Sam Reiter > Ettus Research > > On Mon, Jan 6, 2020 at 3:29 PM Minutolo, Lorenzo <minut...@caltech.edu> > wrote: > > I' using: > > dpdk-procinfo -v > EAL: Detected 16 lcore(s) > EAL: RTE Version: '*DPDK 17.11.9'* > > Thanks, > Lorenzo > ------------------------------ > *From:* Sam Reiter <sam.rei...@ettus.com> > *Sent:* Monday, January 6, 2020 8:27 AM > *To:* Minutolo, Lorenzo <minut...@caltech.edu> > *Cc:* usrp-users@lists.ettus.com <usrp-users@lists.ettus.com> > *Subject:* Re: [USRP-users] dpdk with x300 > > Lorenzo, > > What version of DPDK are you using? > > Sam Reiter > Ettus Research > > On Fri, Jan 3, 2020 at 8:20 PM Minutolo, Lorenzo via USRP-users < > usrp-users@lists.ettus.com> wrote: > > Hi All, > I'm using an x300 connected via a Intel X710 to a machine running Ubuntu > 18.04. I'm using the recently released UHD 3.15 LTS. > I'm trying to follow the guide to connect via dpdk. Everything in the > guide on the Ettus website works however when launching uhd_usrp_probe (as > sudo uhd_usrp_probe --args "address = 192.168.30.2, use_dpdk=1") I get the > output reported in the output.png attachment. My actual dpdk-devbind.py > --status is reported in status.png attachment as well as the uhd.conf I'm > using. > > What am I doing wrong? > > In the configuration file I tried altering the cores to see if that was an > issue but nothing changed. > > Thanks, > Lorenzo > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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