2017-07-24 20:02:58 +01:00
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# dmesg
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2019-02-24 23:56:24 +00:00
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> Write the kernel messages to standard output.
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2017-07-24 20:02:58 +01:00
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- Show kernel messages:
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`dmesg`
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2018-01-22 05:00:37 +00:00
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- Show kernel error messages:
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`dmesg --level err`
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2017-09-01 19:33:13 +01:00
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- Show kernel messages and keep reading new ones, similar to `tail -f` (available in kernels 3.5.0 and newer):
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`dmesg -w`
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2017-07-24 20:02:58 +01:00
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- Show how much physical memory is available on this system:
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`dmesg | grep -i memory`
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- Show kernel messages 1 page at a time:
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`dmesg | less`
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2019-01-28 10:58:49 +00:00
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- Show kernel messages with a timestamp (available in kernels 3.5.0 and newer):
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`dmesg -T`
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- Show kernel messages in human-readable form (available in kernels 3.5.0 and newer):
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`dmesg -H`
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- Colorize output (available in kernels 3.5.0 and newer):
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`dmesg -L`
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