How to monitor who have logged in a number of ubuntu servers?

[Ollo Dee]

On 15 May 2015, at 16:57, Chris Watts wrote:
> Depending on the number of hosts in your network. You might benefit 
> greatly
> from a centralized logging solution.
> rsyslog + fluentD/Logstash + elasticsearch and kibana4 works *VERY* 
> well
> for central logging, log searching/analytics and is able to handle a 
> very
> high volume of logging with minimal hardware.
>
> On Fri, May 15, 2015 at 10:36 AM, Ollo Dee <ollo at posteo.de> wrote:
>
>> On 15 May 2015, at 16:27, Peng Yu wrote:
>>> I want to check who have logged in a number of ubuntu servers. I 
>>> could
>>> do `last` on each server. But this is tedious. Is there any easy way
>>> to do so? Thanks.
>>
>> dsh maybe?
>>

This is not about me guys. Please stop sending me direct messages.

And also the question is not about logging (if I understand it 
correctly). If Peng Yu need the last logged in user NOW, my answer is 
still: dsh.

-- 
"No man shall be without TP."
The great Cornholio