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Monitor MySQL Performance with mytop

Published on 2013/01/10, by in linux, sysadmin.

Monitor MySQL Performance with mytop | mytop is an excellent app to monitor mysql performance. Let’s check it out! Firstly, install mytop: $ sudo apt-get install mytop Run mytop with tack tack prompt to have mytop prompt for the root mysql password: $ mytop –prompt Done! You can now monitor the number of mysql queries the server is processing as well

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Make your terminal snow

Published on 2012/12/24, by in linux.

Make your terminal snow | Make your terminal snow with this cool python terminal app. The github page is: https://gist.github.com/1508912

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Tunnel DNS through ssh -D socks proxy

Published on 2012/12/19, by in linux, osx, sysadmin.

Tunnel DNS through ssh -D socks proxy | When using ssh -D to setup a socks proxy, DNS queries and DNS traffic are not sent through the ssh tunnel. However, with Firefox a config change can be made to send DNS traffic through the ssh tunnel. Here’s how it works! First, establish an ssh proxy: $ ssh -D 9000 user@host Then in Firefox,

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Use hdparm to Retrieve Hard Drive Specs

Published on 2012/12/13, by in linux.

Use hdparm to Retrieve Hard Drive Specs | hdparm is an excellent command line utility for various things concerning hard drives. A quick feature it has is to provide detailed specs of a particular hard drive. I’ll show you how it works! The command is sudo hdparm -I hard drive Here is an example: $ sudo hdparm -I /dev/sdc /dev/sdc: ATA device, with

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Nessus html5 URL

Published on 2012/12/12, by in linux, sysadmin.

Nessus html5 URL | Nessus now has a fancy html5 interface! The URL is: https://localhost:8834/html5.html

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CentOS 6 or Red Hat 6 | Install DHCP Server

Published on 2012/12/10, by in linux, sysadmin.

CentOS 6 or Red Hat 6 | Install DHCP Server | On CentOS 6 or Red Hat 6, installing a DHCP server is not too difficult. I’ll show you how it works! First, install the DHCP server: $ sudo yum install dhcp The configuration file (blank) is located here: /etc/dhcp/dhcpd.conf To copy a sample configuration file over for the production file, use the following command: $

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Use nmap to check DNS configuration best practices

Published on 2012/12/03, by in linux, sysadmin.

Use nmap to check DNS configuration best practices | A new NSE script in nmap 6.25 checks DNS zone configuration best practices. I’ll show you how it works! First, you will need nmap 6.25 (or later) installed: http://nmap.org/download.html Now with nmap 6.25 installed, run the below command against a DNS server. In this example, I am checking the configuration of the zone google.com from

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