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1

And for a more advanced metrics you can use something like monitorix which have modules for most common services and it's just a simple: apt-get install monitorix Also you have cacti an complete GUI RDDtool, but not real time. And in the top 1 for me it's the multi-configurable grafana. Its a little bit more difficult to install & configure but it's ...


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The "proper" way to do this would be to add a CNAME record on your local DNS server (that's what handles the conversion from hostnames like "mycompany" to IP addresses like 192.168.5.25). That way, you could point all DNS queries for "mycompany" to "xxx.yyy.local" (assuming "xxx.yyy.local" actually has a valid DNS A record pointing to 192.168.5.25 -- if it ...


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I hope your servers console is not generally accessible, because root has been being logged in there for over 4 months. If your system is running some graphical login, this might be hidden and you have to press Ctrl+Alt+F1 to get at that console. You should consider setting TMOUT, so that the root user automatically logs out. E.g. in your /root/.profile, or ...


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The short answer is yes, you can, but by default you'll only see your capacity increase once you've installed all four 1TB drives. The long answer is still that you can, and with some work you can see a capacity increase whenever you want. Since you're using CentOS I'll go with MD devices rather than ZFS. (I'm going to assume you have backups here. You'll ...


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On most systems, including CentOS you have to install as the root user, to have the rights to write the programs and files to the right locations. That doesn't mean that the programs once installed run as root. Most won't and some, like Apache will run as a special user. But in order to start these programs and obtain restricted resources (like port 80 and ...


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"Installing as root user" isn't a bad thing necessarily, especially if they installed using package managers. For e.g., installing mysql on CentOS via yum, will create a mysql user and the mysql process then is usually run as that user. For starts, see this: http://serverfault.com/questions/212269/tips-for-securing-a-lamp-server . If you have specific ...



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