How long a system is currently up for. There is also a command called `uptime`.

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17
votes
2answers
2k views

What's the fairest way to monitor total CPU time - per user?

On a multi user system, I want to measure each user's CPU usage in seconds of cpu time. For the purpose of this measurement, I assume that if a PID belongs to a user, this user is causing the CPU time ...
5
votes
2answers
13k views

Script doesn't run via crontab but works fine standalone

I have a script that reminds me to restart my computer if uptime is more than, say 3 days (although its set to 0 days now just to check if the script is running as my computer has been up only over a ...
4
votes
1answer
47 views

Is there a way I can get the time since my comptuer last booted? [duplicate]

Is there a log file I can see or command I can issue that will tell me how long my computer has been running since last time I booted or logged in under my account? I'm on Ubuntu 12.10.
1
vote
1answer
63 views

Application to show Uptime on Desktop?

i was wondering if there is an application that shows UPTIME on the desktop, something like a desktop widget.
1
vote
0answers
98 views

Negative downtime, 200% uptime reported by uprecords/uptimed

I'm curious as to how I could have negative downtime that keeps increasing, as well as uptime beyond 100%. I'm getting the below output from uprecords -adM: # Uptime | System ...
0
votes
0answers
21 views

How to analyze uptime log file?

I'm simply logging my uptime command like that uptime >> somefile.log with cron job, Is there any (free) tool helping me to graph my uptime or analyze it ?
0
votes
1answer
41 views

how to find network active time?

How to know uptime ,downtime with timestamps of all connections of ifconfig. For my case they are three eth0,wlan0 and ppp0. I am using Ubuntu 12.04 LTS.
-4
votes
1answer
37 views

Ubuntu Uptime, why? [closed]

Just big Warning about the Update frequency. Yet a Unbutu Machine have a uptime it be less at 24 hours, that due to constant minor update. that simply kill Unix best pratcice. How imagine on 2013 ...