Hi all,
When I have core 0 in the uhd.conf file all is well and benchmark_rate works as
expected. When core 0 is removed from the conf file below, the benchmark_rate
call hangs.
> [use_dpdk=1]
> dpdk_mtu=9000
> dpdk_corelist=0,17,31,79
> dpdk_num_mbufs=4095
>
> [dpdk_mac=40:a6:b7:b0:5e:81]
>
Hello,
I am currently getting the following error when I try to run dpdk…
`net_mlx5: port 1 empty mbuf pool`
`net_mlx5: port 1 Rx queue allocation failed: Cannot allocate memory`
I am wondering if anyone has gotten a similar issue and how they fixed it. I
double checked my uhd.conf and made su
Hello all,
I'm trying to configure my X310 to transmit at its full 200 MS/s rate
without underflows. People have recommended DPDK, but it seems that DPDK
can't find the X310 when I try to run scripts. I can use the X310 when I
don't bind the NIC to vfio-pci, but running the benchmark_rate script w
Hi,
I already installed UHD. Can I now install DPDK?
Or do I need to uninstall the current UHD first, and then install DPDK and then
install UHD?
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Hello,
There appears to be a small bug in the UHD support for DPDK. The configuration
should be read from $UHD_CONFIG_FILE, followed by ~/.uhd/uhd.conf, followed by
~/.config/uhd.conf. However, it appears that the environment variable is being
ignored. It works with 'usrp_probe', but not wit
Hi
I use UHD version 4.2 and x410.
So far, I have been using DPDK version 18.11. Now I'm trying to upgrade the
DPDK to version 21.11.
I have successfully installed the DPDK, However, when I compile the UHD library
I get the following error:
53%\] Linking CXX executable test_pps_input
/usr/
Dear all,
i'm trying benchmark_rate with dpdk17.11 and uhd 3.15 on Ubuntu20.04, however I
had some error.
./benchmark_rate --rx_rate 20e6 --rx_subdev "A:0 B:0" --rx_channels 0,1
--tx_rate 20e6 --tx_subdev "A:0 B:0" --tx_channels 0,1 --args
"addr=192.168.30.2,second_addr=192.168.40.2,master_c
Dear all,
I have a DPDK initiation problem
I installed DPDK19.11 with apt install and install UHD4.2 from source and in
the uhd.conf file I wrote the dpdk driver path as
dpdk-driver=/usr/lib/x86_64-linux-gnu
then I follow the instruction of Getting Started with DPDK and UHD to run the
uhd examp
I installed DPDK, and finally it gives no error messages. On the other
hand, when i use ixgbe driver with (my NIC is X520-DA2) 200 MHz bandwidth,
no samples are dropped, but when i switch to vfio-pci and "use_dpdk=1" it
starts to drop samples at 200 MHz bandwidth. I cant transmit at 200 MHz
with a
Hello,
I've been trying to use dpdk with UHD 4.0 on our newly purchased N320, but
it is shown as disabled component when i cmake uhd. First, i used "apt-get
install dpdk dpdk-dev", then realized it installed wrong version,
afterwords i downloaded dpdk 18.11. from the source and compiled. Another
m
Dear Ettus team,
I followed the instruction of
https://kb.ettus.com/Getting_Started_with_DPDK_and_UHD to enable dpdk for my
X310, however I have an error when I execute benchmark_rate as sudo su
[INFO] [UHD] linux; GNU C++ version 9.3.0; Boost_107100;
UHD_4.0.0.0-93-g3b9ced8f
EAL: Detected 4
Hi Rob,
Thanks for documenting your steps. I can confirm most if not all of your
problems on Centos 7, USRP N321, Intel XL710. @Ettus can we get some
attention for this issue? DPDK is marketted as a huge improvement for max
bandwidth applications, and I have failed to see any real testing or use
c
I am now to the point where things are kind of working and I'm basically
giving up trying to make them better. A few remarks for anyone who tries
DPDK in the future (with N310, Ubuntu 20.04, Intel XL710 NIC, and UHD 4.0).
1) I can only get my application to run once and then I have to do some
stu
Hi Aaron,
Two things:
1) I am getting an error message at the conclusion of a successful run (see
below). Not sure if this is something I should be looking at or if it is
harmless.
2) I figured out a sequence of steps that can "fix" my broken state
following a successful run. If I do the following,
Hi Aaron,
Unfortunately, I already tried playing around with the link timeout
increasing up to 10 seconds. No luck. But, I am presently troubleshooting
the issue and trying to switch back and forth between DPDK and normal
networking. I am finding that normal networking is not working after 1 run
I notice in the second and subsequent runs, you get this message from UHD:
[ERROR] [DPDK] All DPDK links did not report as up!
One of the other issues I've noticed with DPDK (and unfortunately
don't have an answer for) is that link detection seems to have issues.
I'm not sure if this is an XL710-
Hi Aaron,
This did indeed help. Now I am able to run ONCE successfully. After that
I get an error. Same behavior on both systems. Not yet sure how to clear
the error. I played with dpdk_link_timeout and even tried resetting the
N310 using "overlay rm n310 && overlay add n310 && systemctl resta
On Mon, Feb 1, 2021 at 9:02 PM Rob Kossler via USRP-users
wrote:
> Has anyone successfully used DPDK with Ubuntu 20.04, UHD 4.0, Intel XL710
> NIC, and N310 (or X310)?
If I remember correctly, I believe DPDK tries to dlopen() *everything*
in the directory specified by the dpdk_driver parameter
Has anyone successfully used DPDK with Ubuntu 20.04, UHD 4.0, Intel XL710
NIC, and N310 (or X310)?
On Mon, Feb 1, 2021 at 7:54 PM Rob Kossler wrote:
> BTW, here is the output of the dpdk-devbind status. It all looks good to
> me.
>
> root@irisheyes9-Z240-SFF:~# dpdk-devbind -s
>
> Network device
BTW, here is the output of the dpdk-devbind status. It all looks good to me.
root@irisheyes9-Z240-SFF:~# dpdk-devbind -s
Network devices using DPDK-compatible driver
:03:00.0 'Ethernet Controller XL710 for 40GbE QSFP+ 1584' drv=vfio-pci
unused=i40e
I'm running as root. Here is the full command I'm using with my N310 and
the first part of the resulting output. Note that the ERROR is now a UHD
generated error message rather than an error message from the DPDK libs.
One thing I'm looking into is the "vfio-pci" module. The instructions say
to
Unfortunately that’s one I can’t help with. I don’t have any DPDK capable
machines at my disposal.
I vaguely recall that you have to be root for DPDK to work. Perhaps that’s the
issue?
Sent from my iPhone
> On Feb 1, 2021, at 7:11 PM, Rob Kossler wrote:
>
>
> I'm not convinced anything we
I'm not convinced anything went wrong in the build of DPDK. The build
didn't indicate any problems. But I wouldn't be surprised to find out that
things aren't being installed where they are expected.
In any case, I realized a mistake in my original post which accounts for
the discrepancy in the
On 02/01/2021 06:15 PM, Rob Kossler via USRP-users wrote:
Hi,
I have 2 systems (each with host PC and N310) for which I'm having
similar issues in trying to get DPDK up and running. After going
through the UHD Manual DPDK instructions and DPDK app note, I am past
the point at which the "dpdk-d
Hi,
I have 2 systems (each with host PC and N310) for which I'm having similar
issues in trying to get DPDK up and running. After going through the UHD
Manual DPDK instructions and DPDK app note, I am past the point at which
the "dpdk-devbind" seems to work fine, but I get the following error when
Hi Dario,
UHD 4.0 requires DPDK 18.11, but Ubuntu 20.04.1 packages version 19.11. See
the UHD manual for how to build version 18.11:
https://files.ettus.com/manual/page_dpdk.html#dpdk_installation.
Jonathon
On Tue, Dec 1, 2020 at 7:59 AM Dario Pennisi via USRP-users <
usrp-users@lists.ettus.com>
Hi,
i'm trying to use DPDK with UHD 4 but it is not detected by cmake.
i have ubuntu 20.04.1 which installs DPDK 19.11.3-0ubuntu0.2 when i use
apt-get install dpdk dpdk-dev
i tried passing manually environment variables for include and library
directories but that doesn't work.
can you please shed
Sent: Friday, June 12, 2020 3:54 PM
To: usrp-users@lists.ettus.com
Cc: Carmichael, Ryan
Subject: [EXTERNAL] Re: [USRP-users] DPDK support not built in with X310
Hi Ryan,
Thanks for that.
So, I tried to build UHD manually and now when I generate the MakeFile, DPDK
support is detected.
But when I
Hi Ryan,
Thanks for that.
So, I tried to build UHD manually and now when I generate the MakeFile,
DPDK support is detected.
But when I try to build UHD, I got an error when linking shared library
libuhd.so:
/usr/bin/ld: //usr/local/lib/librte_eal.a(eal_thread.o): relocation
R_X86_64_TPOFF32 agai
On 06/12/2020 01:37 PM, Carmichael, Ryan via USRP-users wrote:
Jeremy,
I went through this recently and I believe you need to build UHD
manually, assuming you are using pre-built UHD binaries. If you’ve
installed it, DPDK support should be detected when you build the UHD
driver (the output o
Jeremy,
I went through this recently and I believe you need to build UHD manually,
assuming you are using pre-built UHD binaries. If you’ve installed it, DPDK
support should be detected when you build the UHD driver (the output of cmake
should indicate if it finds it or not).
- Ryan
Hi all,
I recently bought a X310 usrp and a 82599ES 10-Gigabit SFI/SFP+ Network
Interface Card (the one recommended on the Ettus Website).
I first set my connections and a benchmark test shows a lot of dropped
samples and some overflows.
So i decided to try using dpdk to improve my setup.
I have
users-boun...@lists.ettus.com] de la part de BERTOLINI
Rodolphe via USRP-users [usrp-users@lists.ettus.com]
Envoyé : jeudi 6 février 2020 11:47
À : usrp-users@lists.ettus.com
Objet : Re: [USRP-users] DPDK runtime error
Hello,
Sorry if I had better to create an other thread.
I am trying also to
Hello,
Sorry if I had better to create an other thread.
I am trying also to reach better stability in OpenAirInterface, and to use USRP
through DPDK.
I face the exact same error, however I don't have /etc/uhd folder :
$ locate uhd.conf
/etc/security/limits.d/uhd.conf
/etc/security/limits.d/uhd.c
ers
> *Sent:* Friday, January 10, 2020 3:08 PM
> *To:* Sam Reiter
> *Cc:* 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 motherboa
ubject: 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: S
020 2:05 PM
To: Minutolo, Lorenzo
Cc: 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
On Behalf Of Florian
Kaltenberger via USRP-users
Sent: Wednesday, January 8, 2020 10:10 AM
Subject: [EXTERNAL] Re: [USRP-users] DPDK runtime error
Hi,
we now installed DPDK 17.11 but I still have exactly the same problem.
I have a feeling the problem is that I am not addressing the device correctly
: Wednesday, January 8, 2020 10:10 AM
Subject: [EXTERNAL] Re: [USRP-users] DPDK runtime error
Hi,
we now installed DPDK 17.11 but I still have exactly the same problem.
I have a feeling the problem is that I am not addressing the device correctly.
Here is what I did:
The USRP is connected to
Hi,
we now installed DPDK 17.11 but I still have exactly the same problem.
I have a feeling the problem is that I am not addressing the device
correctly. Here is what I did:
The USRP is connected to ethernet interfaces "p1p2" (mac_addr
64:9d:99:b1:1e:8d) and "p1p4" (mac_addr 64:9d:99:b1:1e:8
Hello all,
Is this problem fixed? If yes, could you please tell how? We have a similar
error, so it would be helpful.
Thanks and regards,
Akın
3 Oca 2020 Cum 23:22 tarihinde Sam Reiter via USRP-users <
usrp-users@lists.ettus.com> şunu yazdı:
> Florian,
>
> DPDK 18.11 is not supported on UHD 3.x
Dear all,
We have a USRP X310 setup and we are trying to make the
UHD_3.15.0.0-0-g4e06022c driver work. I have added a file under
/etc/uhd/uhd.conf and it is attached to this email.
I am not sure about the dpdk-mac and dpdk-ipv4 addresses, what are they
used for?
I am trying to make the dpdk-tes
ry 6, 2020 8:27 AM
> *To:* Minutolo, Lorenzo
> *Cc:* 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 v
I' using:
dpdk-procinfo -v
EAL: Detected 16 lcore(s)
EAL: RTE Version: 'DPDK 17.11.9'
Thanks,
Lorenzo
From: Sam Reiter
Sent: Monday, January 6, 2020 8:27 AM
To: Minutolo, Lorenzo
Cc: usrp-users@lists.ettus.com
Subject: Re: [USRP-users] dpdk wit
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 releas
Florian,
DPDK 18.11 is not supported on UHD 3.x. You'll need to use DPDK 17.11.
Sam Reiter
Ettus Research
On Mon, Dec 23, 2019 at 9:51 AM Florian Kaltenberger via USRP-users <
usrp-users@lists.ettus.com> wrote:
> Dear all,
>
> we have finally managed to set up UHD (3.15) with DPDK (18.11) suppo
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OTYPO XORIS ETHNOSIMO ME DIEYTHINSI_3]
>
>
>
> *From:* Sam Reiter
> *Sent:* Wednesday, December 18, 2019 9:22 PM
> *To:* Akis Kourtis
> *Cc:* usrp-users
> *Subject:* Re: [USRP-users] DPDK build with N310
>
>
>
> Hey Akis,
>
>
>
> What version of DPDK are
Damon,
Compatibility with DPDK 18.11 should be included in UHD 4.0, but as of
right now there aren't any publicly available branches compatible with DPDK
18.11.
-Sam
On Mon, Dec 30, 2019 at 10:31 AM Damon Qiu via USRP-users <
usrp-users@lists.ettus.com> wrote:
>
> Hi all,
> Is there anyone know
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Dear all,
we have finally managed to set up UHD (3.15) with DPDK (18.11) support
on our RedHat 7 system (both installed from source) with our N310. I
have configured the system as explained here
http://files.ettus.com/manual/page_dpdk.html but when calling
uhd_usrp_probe --args
"use_dpdk=1,
s Laboratory
Institute of Information & Telecommunications
National Centre for Scientific Research “DEMOKRITOS”
akis.kourtis@ iit.demokritos.gr
+306948386769
From: Sam Reiter
Sent: Wednesday, December 18, 2019 9:22 PM
To: Akis Kourtis
Cc: usrp-users
Subject: Re: [USRP-users]
Hey Akis,
What version of DPDK are you using? What version of UHD do you have on the
host? I'm not sure that mode of failure is something I'd chalk up to the
DPDK install.
Could you give some detail on your config file, DPDK install version(s),
and hardware setup as well?
Best,
Sam Reiter
Ettus
Hello all,
I am trying to build the oai-5g-gNB. I have managed to build the DPDK with
uhd successfully, however when I run the probe command I receive the
following error.
EAL: Starting I/O threads!
[INFO] [UHD] linux; GNU C++ version 7.4.0; Boost_106501;
UHD_3.14.1.HEAD-0-g0347a6d8
[INFO
Thanks for the information. I was just curious. The N2xx may have
relatively low streaming rates, but I run 16 of them in a multi-usrp setup
and that combined parallel load is a lot for the computer to handle. I have
never been able to optimize the code and operating system enough to
completely eli
Hello Keith:
No, support for DPDK will not be added to the N200/N210. At the relatively
low streaming rates of that device, there is probably not much need for
DPDK.
DPDK is supported on the X300, X310, N300, N310, N320, N321, E320.
--Neel Pandeya
On Thu, 5 Dec 2019 at 17:16, Marcus D. Leech
On 12/05/2019 06:06 PM, Keith k via USRP-users wrote:
Just wondering if there are plans to add DPDK support for the N2xx
devices?
--
-Keith Kotyk
That seems unlikely since 'new feature' support for N2xx has been
somewhat "dead" for a few years now.
Just wondering if there are plans to add DPDK support for the N2xx devices?
--
-Keith Kotyk
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Hi Daniel,
The uhd.conf file should be put at /root/.uhd/uhd.conf
You will also need to run the UHD app as root when using DPDK.
I can follow up with you offlist with some additional notes I have on
getting started with DPDK. We will be publishing a detailed app note soon
to cover the topic.
Re
My end goal is to use Gnuradio with an N320 to support 250 MS/s streaming. I
am posting to the USRP users list first, because I think that's the current
area of the problem. I suspect I have a permissions or uhd.conf issue, but the
documentation on how to set this up correctly is lacking.
I c
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