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Groups > comp.os.linux.development.system > #347

Re: Getting time of last reboot on Linux

From Stephane CHAZELAS <stephane_chazelas@yahoo.fr>
Newsgroups comp.os.linux.development.system, comp.unix.programmer
Subject Re: Getting time of last reboot on Linux
Date 2011-12-18 21:48 +0000
Organization A noiseless patient Spider
Message-ID <slrnjesnua.t5.stephane.chazelas@spam.is.invalid> (permalink)
References <4c0afddf-5e6e-41f5-b8d2-b65afcc4ee29@z1g2000vbx.googlegroups.com> <RjqHq.27421$c27.19904@newsfe22.iad>

Cross-posted to 2 groups.

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2011-12-18, 13:31(-05), Lew Pitcher:
> On December 18, 2011 12:35, in comp.os.linux.development.system,
> alex.vinokur@gmail.com wrote:
>
>> Hi,
>> 
>> Is there any sytem call (preferable) or shell-utility to get time of
>> last reboot on Linux?
>
> The who(1) command will tell you this. Use the -b ("time of last system
> boot") option.
>
> For example:
>   ~ $ who -b
>          system boot  2011-11-07 11:41
[...]

That will be the time init(8) was started which is different
from the time reported by uptime which is the time the kernel
itself was started, though.

-- 
Stephane

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Thread

Getting time of last reboot on Linux Alex Vinokur <alex.vinokur@gmail.com> - 2011-12-18 09:35 -0800
  Re: Getting time of last reboot on Linux Steve Thompson <smt@vgersoft.com> - 2011-12-18 12:46 -0500
    Re: Getting time of last reboot on Linux Alex Vinokur <alex.vinokur@gmail.com> - 2011-12-18 10:12 -0800
      Re: Getting time of last reboot on Linux Volker Birk <bumens@dingens.org> - 2011-12-18 18:19 +0000
        Re: Getting time of last reboot on Linux Andrew Smallshaw <andrews@sdf.lonestar.org> - 2011-12-21 16:01 +0000
  Re: Getting time of last reboot on Linux Volker Birk <bumens@dingens.org> - 2011-12-18 18:18 +0000
  Re: Getting time of last reboot on Linux Lew Pitcher <lpitcher@teksavvy.com> - 2011-12-18 13:31 -0500
    Re: Getting time of last reboot on Linux Stephane CHAZELAS <stephane_chazelas@yahoo.fr> - 2011-12-18 21:48 +0000
      Re: Getting time of last reboot on Linux Barry Margolin <barmar@alum.mit.edu> - 2011-12-18 21:29 -0500
        Re: Getting time of last reboot on Linux Stephane CHAZELAS <stephane_chazelas@yahoo.fr> - 2011-12-19 12:59 +0000
    Re: Getting time of last reboot on Linux William Ahern <william@wilbur.25thandClement.com> - 2011-12-19 15:15 -0800
      Re: Getting time of last reboot on Linux Lew Pitcher <lpitcher@teksavvy.com> - 2011-12-19 19:20 -0500
        Re: Getting time of last reboot on Linux William Ahern <william@wilbur.25thandClement.com> - 2011-12-19 18:32 -0800
        Re: Getting time of last reboot on Linux gordonb.xm1tg@burditt.org (Gordon Burditt) - 2011-12-22 00:16 -0600
          Re: Getting time of last reboot on Linux Stefan Monnier <monnier@iro.umontreal.ca> - 2012-01-09 09:18 -0500
      Re: Getting time of last reboot on Linux Ivan Shmakov <oneingray@gmail.com> - 2011-12-20 11:48 +0700
  Re: Getting time of last reboot on Linux Richard Kettlewell <rjk@greenend.org.uk> - 2011-12-21 17:06 +0000
    Re: Getting time of last reboot on Linux gazelle@shell.xmission.com (Kenny McCormack) - 2012-02-09 17:25 +0000
      Re: Getting time of last reboot on Linux Richard Kettlewell <rjk@greenend.org.uk> - 2012-02-09 21:11 +0000

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