How to check the CentOS network egress bandwidth

When checking and maintaining the system, we often need to check the size of the server's network port, so we need to use a Linux command.

How to check the network bandwidth outlet of CentOS? You can use the following command to view it.

# ethtool eth0

is preceded by the command, followed by the device name. If the externally connected network device is eth1, it needs to be changed to: ethtool eth0

[root@localhost ~]# ethtool eth0

Settings for eth0:

Supported ports: [ TP ]

Supported link modes: 10baseT/Half 10baseT/Full

                            100baseT/Half 100baseT/Full

                              1000baseT/Full

Supported pause frame use: No

Supports auto-negotiation: Yes

Advertised link modes: 10baseT/Half 10baseT/Full

                            100baseT/Half 100baseT/Full

                              1000baseT/Full

Advertised pause frame use: No

Advertised auto-negotiation: Yes

Speed: 1000Mb/s

Duplex: Full

Port: Twisted Pair

PHYAD: 0

Transceiver: internal

Auto-negotiation: on

MDI-X: Unknown

Supports Wake-on: d

Wake-on: d

Current message level: 0x00000007 (7)

Drv probe link

Link detected: yes

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