centos7 does not show the Internet speed

[JFallen]

Checklist

• [X] I've looked through the troubleshooting docs, the known problems list, and existing open issues for similar issues.

What operating system and version are you using?

centos7.9

What architecture are you using?

x86

What terminal(s) are you running bottom on that are experiencing the problem?

centos7.9

(Optional) What filesystem(s) are you using?

ext4

What version of bottom are you running?

0.10.2

How did you install bottom?

bottom_x86_64-unknown-linux-musl.tar.gz

Describe the issue

The network is not showing the speed

What is the expected behaviour?

Display the network speed

What is the actual behaviour?

The Internet speed is not displayed

How can we reproduce this?

justt run btm in the centos7.9

Additional information

No response

[ClementTsang]

The legend is automatically hidden if there isn't enough room to display it, so could you try opening btm in a larger window, or expand the network widget with the e key when selected, to make sure it isn't just that?

[JFallen]

i expand the window,the speed showed up ,thank you