Add support for recording `tc` stats - Githubissues

facebookincubator / below

A time traveling resource monitor for modern Linux systems

Apache License 2.0

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Add support for recording `tc` stats #8209

Closed mmynk closed 8 months ago

mmynk commented 8 months ago

The PR is broken into modular commits, so it might be easier to review the PR commit-by-commit.

Commit: Add sub-module for reading tc stats

Uses netlink-tc library which reads tc qdisc and class via rtnetlink

Commit: Add model to represent tc stats

Defined a TcModel struct to represent the diff between two Tc stats sample

Commit: Add dump command and implement Dumper for rendering TcModel

Add dump and render configs for tc fields and model

Commit: Fix and add more UTs