Archive for April, 2010

Move window title bar buttons back to the right

In Ubuntu 10.04 LTS ( Lucid Lynx ) the buttons in the window title bar ( maximize, minimize and close ) are moved to the left. If you don’t like this you can easily change it back to the right. Install Ubuntu Tweak from : http://ubuntu-tweak.com/ Run it and go to Window Manager settings Under [...]

Scan a subnet for active IPs

With NMap it is quite easy to scan a subnet for active IPs. $ nmap -sP 192.168.10.0/24

Install and setup Minicom

Minicom is the hyperterminal for Linux. Minicom is by default not installed. Install Minicom with the following command sudo apt-get install minicom Find your serial port dmesg | grep tty $ dmesg | grep tty [    0.001251] console [tty0] enabled [   72.953237] usb 6-1: pl2303 converter now attached to ttyUSB0 I use a USB serial [...]

Using esxtop to identify storage performance issues

The esxtop utility can be used to measure how much I/O is moving across various devices. The esxtop utility is interactive. As such, pressing certain keys changes the view. Configuring monitoring using esxtop To monitor storage performance per HBA: Start esxtop by typing esxtop at the command line. Press d to switch to disk view (HBA mode). [...]

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