rocketmq_brokeruntime_commitlog_disk_ratio is missing

[kayhong]

Describe the bug
no rocketmq_brokeruntime_commitlog_disk_ratio in metrics

To Reproduce
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4. See error

Expected behavior
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
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[humkum]

What's the version of RocketMQ you using?

[kayhong]

@humkum 4rocketmq-all-4.3.2
does this metric need SUDO privilege to scrape?