total uptime between shutdowns

[Baruch Siach]

Hi Omer, Tom,

On Tue, Feb 01, 2011 at 10:18:41AM +0200, Omer Zak wrote:
> 2. The 'uptime' command gives the uptime since last reboot.  You may
> want to add 'uptime >> /var/log/my_uptimes_log.txt' to the shutdown
> script, and rotate & process, using a custom Perl script,
> the /var/log/my_uptime_log.txt file each month to total the uptime in
> that month.

Another option: parse the output of last.

baruch

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