When is the content of the kernel ring buffer reset? (Choose two.)

The correct answer is A. When the ring buffer is explicitly reset using the command dmesg --clear E. When the system is shut down or rebooted. You've hit your Sonnet limit · resets Jun 8, 9am (UTC)

GNU and Unix Commands

Question

When is the content of the kernel ring buffer reset? (Choose two.)

Options

AWhen the ring buffer is explicitly reset using the command dmesg --clear
BWhen the ring buffer is read using dmesg without any additional parameters
CWhen a configurable amount of time, 15 minutes by default, has passed
DWhen the kernel loads a previously unloaded kernel module
EWhen the system is shut down or rebooted

How the community answered

(51 responses)

A
90% (46)
B
6% (3)
C
2% (1)
D
2% (1)

Explanation

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Topics

#kernel ring buffer#dmesg command#system logging#buffer reset

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