Mads Rasmussen wrote:
>
> I would like to log the uptime of our systems, just I cannot see into the
> future to expect when a system crashes so an aproach that logs, like 1 time
> per hour should do it.
>
> I guess you could run a crontab script that just cat's the uptime output into
> /var/log/uptime
>
> This however will be overwritten when the system comes back up, so I thought
> it would be better to log in two files a live one and a backup one.
Just append the file 'uptime >>/var/log/uptime'
Use logrotate to limit the size and keep backup
logs. Then you can check uptime and find reboots.
Or use rup on another machine to monitor.
-Thomas
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