find date of last boot
bc979 at lafn.org
Thu Jun 7 23:47:41 UTC 2012
On 7 June 2012, at 16:33, Polytropon wrote:
> On Thu, 07 Jun 2012 19:15:25 -0400, Fbsd8 wrote:
>> dmesg command does not show date of last boot.
>> Are there some other commands to find date of last boot?
> Check the lines in /var/log/messages. Unless you're not
> experiencing a newsyslog message (new log file started),
> the "kernel: Copyright (c) 1992-2011 The FreeBSD Project."
> string (first line of typical dmesg, check for your particular
> OS version!) indicates when the system was booted. But
> note that the date format is not the common sortable
> kind of `date "+%d.%m.%Y"`.
> Another idea (as already mentioned) is to subtract `uptime`
> from current `date`. :-
Check the timestamp on /var/run/dmesg.boot That is only written to when the system boots.
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