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Date: Fri, 30 Jan 2009 10:57:50 -0500
Message-ID: <f60fe000901300757l23e6466bu4250f71c8593013d@mail.gmail.com>
Subject: Re: Finding either boot time or login time
From: "Mark J. Reed" <markjreed AT gmail DOT com>
To: cygwin AT cygwin DOT com
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One-liner to display the boot time:

$ perl -lane 'print ~~localtime(time-$F[0])' /proc/uptime

Or format it however you want, e.g. for ISO8601:

$ perl -MPOSIX -lane 'print strftime("%FT%T", localtime(time-$F[0]))'
/proc/uptime

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