30 Jan
2018
30 Jan
'18
11:29 p.m.
On 01/30/18 16:21, m.roth@5-cent.us wrote:
Interesting. lastlog was always my go-to. However, at least in C6, last gets it, while lastlog does not.
How odd.
Did you check /var/log/secure ?
last
command not mentioning logged i9n users will raise very big red flag for me. I also would check for something benign, like full filesystem. And hard drive errors. But the very first thing I would do: check the integrity of your box - whichever host integrity tool you use...
Good luck.
Valeri
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Valeri Galtsev
Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
Phone: 773-702-4247
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