Posts Tagged ‘Linux’
Emails Vanishing from a Users Inbox
Posted by admin | Filed under Pick and Mix
This sounds strange doesn’t it, there one minute, gone the next.Initially I thought the server was at fault, perhaps a misguided spambox script was deleting the wrong directory or something like that. Turns out it was much simpler than that, after looking at the maillog (which displays POP3 and IMAP Connections), it turns out the [...]
Tags: broken, centos 5.2, cpanel, email, Linux
Installing iftop – Centos 5.2
Posted by admin | Filed under Computing and IT, Pick and Mix
iftop isn’t available to be installed with yum. So we need to install it using rpm. First thing we do is visit the official iftop website and download the rpm for redhat. http://www.ex-parrot.com/~pdw/iftop/ If you scroll down, you’ll find the latest version. At the time of writing this I used the following command from my [...]
Tags: Add new tag, centos 5.2, command promp, Linux, network, traffic
Disk Space Usage – Linux
Posted by admin | Filed under Computing and IT, Pick and Mix
What’s taking up all the space? A command prompt try some of the examples I list below: du –help This shows all the parameters you can supply the “du” command with. Typical combinations I use are as follows: du -h #human readable characters du -c #grand total displayed at end du * -s #summarise all [...]
Tags: command promp, disk, Linux, usage
Linux Permissions – Octal Notation
Posted by admin | Filed under Computing and IT, Pick and Mix
Have you ever wondered what 755, 754, 777 mean? Let me help…. The first thing I will explain is why it’s called Octal Notation, quite simply, every numeral that makes up the permission has 8 values. They are: 0 — No Access 1 –x Execute Only 2 -w- Write Only 3 -wx Write & Execute [...]
Tags: Linux, permissions
My First Post…
Posted by admin | Filed under Pick and Mix
This is my first post using Word Press. It’s shockingly late to be honest, although as some people might say, better late than never.
Tags: chgrp, chmod, files, first post, folders, Linux, permissions
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