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root@ubuntu20:~# cat /proc/net/dev
Inter-| Receive | Transmit
face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed
lo: 2082501 27407 0 0 0 0 0 0 2082501 27407 0 0 0 0 0 0
eth0: 12762631192 113668788 0 0 0 0 0 0 32621772094 10560106 0 0 0 0 0 0
root@ubuntu20:~#
root@ubuntu20:~# sar -n DEV 1 Linux 5.4.0-65-generic (ubuntu20) 03/04/2021 _x86_64_ (2 CPU) 09:02:43 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:44 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:44 AM eth0 52.00 1.00 3.65 0.21 0.00 0.00 0.00 0.00 09:02:44 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:45 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:45 AM eth0 84.00 2.00 5.56 0.70 0.00 0.00 0.00 0.00 09:02:45 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:46 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:46 AM eth0 33.00 1.00 2.43 0.65 0.00 0.00 0.00 0.00 09:02:46 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:47 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:47 AM eth0 50.00 6.00 3.61 1.52 0.00 0.00 0.00 0.00 ^C Average: IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 54.75 2.50 3.81 0.77 0.00 0.00 0.00 0.00 root@ubuntu20:~#
root@ubuntu20:~# bwm-ng
bwm-ng v0.6.2 (probing every 0.500s), press 'h' for help
input: /proc/net/dev type: rate
- iface Rx Tx Total
==============================================================================
lo: 0.00 KB/s 0.00 KB/s 0.00 KB/s
eth0: 3.77 KB/s 0.42 KB/s 4.19 KB/s
------------------------------------------------------------------------------
total: 3.77 KB/s 0.42 KB/s 4.19 KB/s