Update cheatsheets

linux/nethogs

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# nethogs
+
+> Monitor bandwidth usage per process.
+> More information: <https://github.com/raboof/nethogs>.
+
+- Start NetHogs as root (default device is `eth0`):
+
+`sudo nethogs`
+
+- Monitor bandwidth on specific device:
+
+`sudo nethogs {{device}}`
+
+- Monitor bandwidth on multiple devices:
+
+`sudo nethogs {{device1}} {{device2}}`
+
+- Specify refresh rate:
+
+`sudo nethogs -t {{seconds}}`