Console Reference

The gNB application runs in the console. When running, type t in the console to enable the metrics trace.

A sample output showing bi-directional traffic can be seen here:

          -------------DL----------------|------------------UL--------------------
pci rnti  cqi  mcs  brate   ok  nok  (%) | pusch  mcs  brate   ok  nok  (%)    bsr
  1 4601   15   28   139M  867    0   0% |  29.4   28   133M  779    0   0%   150k
  1 4601   15   28   138M  851   10   1% |  29.5   28   121M  704    6   0%   150k
  1 4601   15   28   138M  863    0   0% |  29.5   28   133M  778    0   0%   150k
  1 4601   15   28   139M  869    0   0% |  29.3   28   134M  781    0   0%   150k
  1 4601   15   28   130M  800   10   1% |  29.8   28   131M  745    2   0%   150k
  1 4601   15   28   138M  855    8   0% |  29.3   28   134M  772    4   0%   150k
  1 4601   15   28   138M  865    0   0% |  28.7   28   133M  778    0   0%   150k
  1 4601   15   28   137M  848   11   1% |  29.7   28   133M  767    2   0%   150k
  1 4601   15   28   135M  838    4   0% |  29.6   28   132M  749    4   0%   150k
  1 4601   15   28   139M  867    0   0% |  29.3   28   133M  779    0   0%   150k
  1 4601   15   28   139M  867    0   0% |  29.6   28   133M  778    0   0%   150k

Metrics are provided on a per-UE basis. The following metrics are provided:

pci

Physical Cell Identifier

rnti

Radio Network Temporary Identifier (UE identifier)

cqi

Channel Quality Indicator reported by the UE (1-15)

mcs

Modulation and coding scheme (0-28)

brate

Bitrate (bits/sec)

ok

Number of packets successfully sent

nok

Number of packets dropped

(%)

% of packets dropped

pusch

PUSCH SINR (Signal-to-Interference-plus-Noise Ratio)

bsr

Buffer Status Report - data waiting to be transmitted as reported by the UE (bytes)