On 2022-07-28 11:22, Lipski, Michael Victor wrote:
Yeah, so this looks like it may be a bug in gr-uhd in the version of Gnu Radio you're using.I tried running rx_multi_samples, but I wasn't sure exactly what arguments to use:
my@comp:/usr/local/lib/uhd/examples$ ./rx_multi_samples --args="addr=192.168.10.43" --rate=1000000 --channels="0,1"
Creating the usrp device with: addr=192.168.10.43...[INFO] [UHD] linux; GNU C++ version 9.4.0; Boost_107100; UHD_4.1.0.HEAD-0-g6bd0be9c[INFO] [MPMD] Initializing 1 device(s) in parallel with args: mgmt_addr=192.168.10.43,type=e3xx,product=e310_sg3,serial=31F3C12,fpga=n/a,claimed=False,addr=192.168.10.43[INFO] [MPM.PeriphManager] Found 1 daughterboard(s).[INFO] [MPM.PeriphManager] init() called with device args `fpga=n/a,mgmt_addr=192.168.10.43,product=e310_sg3'.[WARNING] [UDP] The recv buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.rmem_max=2500000[WARNING] [UDP] The send buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.wmem_max=2500000[WARNING] [UDP] The current recv_buff_size of 212992 is less than the minimum recommended size of 816000 and may result in dropped packets on some NICs[WARNING] [UDP] The current send_buff_size of 212992 is less than the minimum recommended size of 307200 and may result in dropped packets on some NICs[INFO] [0/Radio#0] Performing CODEC loopback test on channel 0 ...[INFO] [0/Radio#0] CODEC loopback test passed[INFO] [0/Radio#0] Performing CODEC loopback test on channel 1 ...[INFO] [0/Radio#0] CODEC loopback test passedUsing Device: Single USRP:Device: E300-Series DeviceMboard 0: e310_sg3RX Channel: 0RX DSP: n/aRX Dboard: ARX Subdev: E3xxRX Channel: 1RX DSP: n/aRX Dboard: ARX Subdev: E3xxTX Channel: 0TX DSP: n/aTX Dboard: ATX Subdev: E3xxTX Channel: 1TX DSP: n/aTX Dboard: ATX Subdev: E3xx
Setting RX Rate: 1.000000 Msps...Actual RX Rate: 1.000000 Msps...
Setting device timestamp to 0...[WARNING] [UDP] The recv buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.rmem_max=2500000[WARNING] [UDP] The send buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.wmem_max=2500000[WARNING] [UDP] The current recv_buff_size of 212992 is less than the minimum recommended size of 307200 and may result in dropped packets on some NICs[WARNING] [UDP] The current send_buff_size of 212992 is less than the minimum recommended size of 307200 and may result in dropped packets on some NICs[WARNING] [UDP] The recv buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.rmem_max=2500000[WARNING] [UDP] The send buffer could not be resized sufficiently.Target sock buff size: 2500000 bytes.Actual sock buff size: 212992 bytes.See the transport application notes on buffer resizing.Please run: sudo sysctl -w net.core.wmem_max=2500000[WARNING] [UDP] The current recv_buff_size of 212992 is less than the minimum recommended size of 307200 and may result in dropped packets on some NICs[WARNING] [UDP] The current send_buff_size of 212992 is less than the minimum recommended size of 307200 and may result in dropped packets on some NICs
Begin streaming 10000 samples, 1.500000 seconds in the future...Received packet: 364 samples, 1 full secs, 0.500000 frac secsReceived packet: 364 samples, 1 full secs, 0.500364 frac secsReceived packet: 364 samples, 1 full secs, 0.500728 frac secsReceived packet: 364 samples, 1 full secs, 0.501092 frac secsReceived packet: 364 samples, 1 full secs, 0.501456 frac secsReceived packet: 364 samples, 1 full secs, 0.501820 frac secsReceived packet: 364 samples, 1 full secs, 0.502184 frac secsReceived packet: 364 samples, 1 full secs, 0.502548 frac secsReceived packet: 364 samples, 1 full secs, 0.502912 frac secsReceived packet: 364 samples, 1 full secs, 0.503276 frac secsReceived packet: 364 samples, 1 full secs, 0.503640 frac secsReceived packet: 364 samples, 1 full secs, 0.504004 frac secsReceived packet: 364 samples, 1 full secs, 0.504368 frac secsReceived packet: 364 samples, 1 full secs, 0.504732 frac secsReceived packet: 364 samples, 1 full secs, 0.505096 frac secsReceived packet: 364 samples, 1 full secs, 0.505460 frac secsReceived packet: 364 samples, 1 full secs, 0.505824 frac secsReceived packet: 364 samples, 1 full secs, 0.506188 frac secsReceived packet: 364 samples, 1 full secs, 0.506552 frac secsReceived packet: 364 samples, 1 full secs, 0.506916 frac secsReceived packet: 364 samples, 1 full secs, 0.507280 frac secsReceived packet: 364 samples, 1 full secs, 0.507644 frac secsReceived packet: 364 samples, 1 full secs, 0.508008 frac secsReceived packet: 364 samples, 1 full secs, 0.508372 frac secsReceived packet: 364 samples, 1 full secs, 0.508736 frac secsReceived packet: 364 samples, 1 full secs, 0.509100 frac secsReceived packet: 364 samples, 1 full secs, 0.509464 frac secsReceived packet: 172 samples, 1 full secs, 0.509828 frac secs
Done!my@comp:/usr/local/lib/uhd/examples$
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