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wdctl: add page #7112

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17 changes: 17 additions & 0 deletions pages/linux/wdctl.md
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# wdctl

> Shoes hardware watchdog status.
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> The Linux kernel can reset the system if serious problems are detected. This can be implemented via special watchdog hardware, or via a slightly less reliable software-only watchdog inside the kernel.
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> More information: <https://man7.org/linux/man-pages/man8/wdctl.8.html>.
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- Display watchdog status:
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`wdctl`

- Display watchdog status on a single line (`key=value` pairs):
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`wdctl --oneline`

- Display only some watchdog flags (list is driver specific):
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`wdctl --flags {{flag list}}`
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