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 passed
Using Device: Single USRP:
Device: E300-Series Device
Mboard 0: e310_sg3
RX Channel: 0
RX DSP: n/a
RX Dboard: A
RX Subdev: E3xx
RX Channel: 1
RX DSP: n/a
RX Dboard: A
RX Subdev: E3xx
TX Channel: 0
TX DSP: n/a
TX Dboard: A
TX Subdev: E3xx
TX Channel: 1
TX DSP: n/a
TX Dboard: A
TX 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
secs
Received packet: 364 samples, 1 full secs, 0.500364 frac
secs
Received packet: 364 samples, 1 full secs, 0.500728 frac
secs
Received packet: 364 samples, 1 full secs, 0.501092 frac
secs
Received packet: 364 samples, 1 full secs, 0.501456 frac
secs
Received packet: 364 samples, 1 full secs, 0.501820 frac
secs
Received packet: 364 samples, 1 full secs, 0.502184 frac
secs
Received packet: 364 samples, 1 full secs, 0.502548 frac
secs
Received packet: 364 samples, 1 full secs, 0.502912 frac
secs
Received packet: 364 samples, 1 full secs, 0.503276 frac
secs
Received packet: 364 samples, 1 full secs, 0.503640 frac
secs
Received packet: 364 samples, 1 full secs, 0.504004 frac
secs
Received packet: 364 samples, 1 full secs, 0.504368 frac
secs
Received packet: 364 samples, 1 full secs, 0.504732 frac
secs
Received packet: 364 samples, 1 full secs, 0.505096 frac
secs
Received packet: 364 samples, 1 full secs, 0.505460 frac
secs
Received packet: 364 samples, 1 full secs, 0.505824 frac
secs
Received packet: 364 samples, 1 full secs, 0.506188 frac
secs
Received packet: 364 samples, 1 full secs, 0.506552 frac
secs
Received packet: 364 samples, 1 full secs, 0.506916 frac
secs
Received packet: 364 samples, 1 full secs, 0.507280 frac
secs
Received packet: 364 samples, 1 full secs, 0.507644 frac
secs
Received packet: 364 samples, 1 full secs, 0.508008 frac
secs
Received packet: 364 samples, 1 full secs, 0.508372 frac
secs
Received packet: 364 samples, 1 full secs, 0.508736 frac
secs
Received packet: 364 samples, 1 full secs, 0.509100 frac
secs
Received packet: 364 samples, 1 full secs, 0.509464 frac
secs
Received packet: 172 samples, 1 full secs, 0.509828 frac
secs
Done!
my@comp:/usr/local/lib/uhd/examples$