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doc: os.uptime() temporary bug notice #36503

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doc: os.uptime() temporary bug notice #36503

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doc: update os.uptime()
schamberg97 Dec 13, 2020
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doc: update os.uptime()
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doc: os.uptime() temporary bug notice
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doc: os.uptime() temporary bug notice
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Update doc/api/os.md
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doc: os.uptime() temporary bug notice
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9 changes: 9 additions & 0 deletions doc/api/os.md
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Expand Up @@ -368,6 +368,15 @@ changes:

Returns the system uptime in number of seconds.

Please be aware that the value returned can be inaccurate in some
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rare virtualization cases. The issue arises when the virtualized
guest instance shares the kernel with the host system due to a bug
in libuv. `os.uptime()` may thus provide the host's uptime instead of guest's.
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The way this sentence is worded it implies that the bug in libuv is what is responsible for the guest instance sharing the kernel with the host system.


Please refer to <https://github.com/nodejs/node/issues/36244> and
<https://github.com/libuv/libuv/issues/3068> for an exploration of
this issue, until it is resolved by libuv.

## `os.userInfo([options])`
<!-- YAML
added: v6.0.0
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