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CPU I/O wait isn't nearly as important as CPU idle.  Any process blocked by waiting on the disk will be counted in %iowait. I found some articles (albeit old and about AIX; still relevant to Linux) that explain why I/O wait could be misleading about server performance. You say that your load...

Regarding Slowloris, I'd use mod_qos to kick off any connections that behave like Slowloris.  Here's the configuration I use for mod_qos: <IfModule mod_qos.c> # handles connections from up to 100000 different IPs QS_ClientEntries 100000 # will allow only 50 connections per IP...

I initially thought that I could be useful in this post, but it turns out that the last computer I assembled was longer ago than I had remembered. It was 04 September 2012 when I bought the parts. An offer caught my attention.  This bundle:   • AMD FX-4100+ CPU (normally $105 at the time)  ...

Is it just me, or is WiFi highly unreliable perhaps about 40% of the time 20% of the time? At home, WiFi is reliable for about 80% of the day, but when it isn't, it's on and off, around 40% and 60%, respectively. During this unreliable time, I get results that can look like...

Ideally, yes; however, it's job security for tech support and related industries like computer repair. It's not a bad thing that beginners may not know their way around the shell unless perhaps your managed support is understaffed. Nick

Automation tools are very useful.  It's not imposing a limit; it's more like taking advantage of frameworks out there to help you get things done faster. My analogy for this would be having a garage door opener rather than having to get out of the car, lift open the garage, and get back into...

I'm casting my vote for Virtualmin, as @ did. You can find demo login credentials for Virtualmin here: http://www.virtualmin.com/demo I started using Virtualmin in 2009 and grew to like it because of the expanse of features that it provides for free.  There is a lot of stuff, which means that...