Hi Serge, We are aware of this issue and have an open issue on our internal bug tracker for it. We currently do not have any work around and hope to have a fix for it soon.
Regards, Nate Temple On Thu, Jul 18, 2019 at 10:53 AM Serge Malo via USRP-users < usrp-users@lists.ettus.com> wrote: > Hi all, > > We are facing a important issue with UHD 3.13.1.0 with the X300: > We can not Tx on the 4 channels of 2 X300s, even with the benchmark_rate > example. > We were able to do this flawlessly with UHD 3.10.3 for a long time. > > Here's the command we use: > ./benchmark_rate --args addr0=192.168.40.2,addr1=192.168.50.2 > --tx_cpu=sc16 --tx_rate=25000000 --ref=external --pps=external > --tx_channels=0,1,2,3 > > When using this command, the benchmark_rate hangs forever (See below the > whole output) > We have reproduced this error under Ubutun 18.04, with gcc 7.4 and Boost > 1.68 (statically linked). > We also saw the same problem under Windows 10. > > Please, let us if this issue was observed before, and if there is a > correction available. > > Thanks, > Serge > > > > benchmark_rate output: > ./benchmark_rate --args addr0=192.168.40.2,addr1=192.168.50.2 > --tx_cpu=sc16 --tx_rate=25000000 --ref=external --pps=external > --tx_channels=0,1,2,3 > > [INFO] [UHD] linux; GNU C++ version 7.4.0; Boost_106800; > UHD_3.13.1.skydel-1-ga4c99ab3 > [00:00:00.000002] Creating the usrp device with: > addr0=192.168.40.2,addr1=192.168.50.2... > [INFO] [X300] X300 initialization sequence... > [INFO] [X300] Maximum frame size: 8000 bytes. > [INFO] [X300] Maximum frame size: 8000 bytes. > [INFO] [X300] Radio 1x clock: 200 MHz > [INFO] [X300] Radio 1x clock: 200 MHz > [INFO] [1/DmaFIFO_0] Initializing block control (NOC ID: > 0xF1F0D00000000000) > [INFO] [1/DmaFIFO_0] BIST passed (Throughput: 1300 MB/s) > [INFO] [GPS] Found an internal GPSDO: LC_XO, Firmware Rev 0.929a > [INFO] [1/DmaFIFO_0] BIST passed (Throughput: 1298 MB/s) > [INFO] [1/Radio_0] Initializing block control (NOC ID: 0x12AD100000000001) > [INFO] [1/Radio_1] Initializing block control (NOC ID: 0x12AD100000000001) > [INFO] [1/DDC_0] Initializing block control (NOC ID: 0xDDC0000000000000) > [INFO] [1/DDC_1] Initializing block control (NOC ID: 0xDDC0000000000000) > [INFO] [1/DUC_0] Initializing block control (NOC ID: 0xD0C0000000000000) > [INFO] [1/DUC_1] Initializing block control (NOC ID: 0xD0C0000000000000) > [INFO] [0/DmaFIFO_0] Initializing block control (NOC ID: > 0xF1F0D00000000000) > [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1299 MB/s) > [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1294 MB/s) > [INFO] [0/Radio_0] Initializing block control (NOC ID: 0x12AD100000000001) > [INFO] [0/Radio_1] Initializing block control (NOC ID: 0x12AD100000000001) > [INFO] [0/DDC_0] Initializing block control (NOC ID: 0xDDC0000000000000) > [INFO] [0/DDC_1] Initializing block control (NOC ID: 0xDDC0000000000000) > [INFO] [0/DUC_0] Initializing block control (NOC ID: 0xD0C0000000000000) > [INFO] [0/DUC_1] Initializing block control (NOC ID: 0xD0C0000000000000) > Using Device: Multi USRP: > Device: X-Series Device > Mboard 0: X300 > Mboard 1: X300 > RX Channel: 0 > RX DSP: 0 > RX Dboard: A > RX Subdev: UBX RX > RX Channel: 1 > RX DSP: 0 > RX Dboard: B > RX Subdev: UBX RX > RX Channel: 2 > RX DSP: 0 > RX Dboard: A > RX Subdev: UBX RX > RX Channel: 3 > RX DSP: 0 > RX Dboard: B > RX Subdev: UBX RX > TX Channel: 0 > TX DSP: 0 > TX Dboard: A > TX Subdev: UBX TX > TX Channel: 1 > TX DSP: 0 > TX Dboard: B > TX Subdev: UBX TX > TX Channel: 2 > TX DSP: 0 > TX Dboard: A > TX Subdev: UBX TX > TX Channel: 3 > TX DSP: 0 > TX Dboard: B > TX Subdev: UBX TX > > Now confirming lock on clock signals... > [00:00:05.059918] Setting device timestamp to 0... > [INFO] [MULTI_USRP] 1) catch time transition at pps edge > [INFO] [MULTI_USRP] 2) set times next pps (synchronously) > [00:00:06.714193] Testing transmit rate 25.000000 Msps on 4 channels > ^C > > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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