May 16, 2017, Next year the James Webb Space Telescope will launch from Arianespace’s ELA-3 launch complex at European Spaceport located near Kourou, French Guiana (NASA, 2016). Meanwhile NASA continues to prepare for the launch and is currently preparing the large 18-segmented gold mirror for the testing at Johnson Space Center. In preparation for testing, […]Read more "James Webb Space Telescope Mirror Prepared"
Project Mercury: America’s 1st Manned Space Program April 9, 1959, just six-months after the creation of the National Aeronautics and Space Administration, formed the Mercury 7 astronauts (formerly Argonauts after the Greek work for explorers) called Project Mercury (Space.com, 2014). The original Mercury astronauts are pictured (above) around a table admiring an Atlas model. Standing, left […]Read more "Remembering Project Mercury: 58 Years Since America’s 1st Manned Space Program"
Changing Ubuntu Server from DHCP to Static IP Address (Ubuntu Server 16.04 TLS) Recently, created a couple of LAMP stacks with Ubuntu 16.04 and needed to issue a Static IP so that it could be NAT’d as a web server. I have used this command Step 1. sysadmin@ubuntu:~$ sudo nano /etc/network/interface auto ens160 iface ens160 inet […]Read more "Set static IP Ubuntu 16.04"
SAN zone create for Cisco MDS series switch using the CLI commands We have two new ESXi host that need storage mapping to our Dell Compellent SAN. Each ESXi host is dual port 8Gb HBAs. We have two separate fabric zones (vSAN 20 and vSAN 21). This way in a HA fail-over only one switch needs to […]Read more "Adding ESX host to Cisco (vSAN) Fiber Channel Switches (MDS 9000)"
Creating a persistent scratch location for ESXi 4.x/5.x/6.0 Recently, I updated the storage array and while one of the controllers (Dell Compellent split-controller design SC4020) was rebooting, I’ve noticed that occasionally the host loses communication to the SAN array via the fibre channel. Even though I used dual pathing for each ESXi host, vSphere was […]Read more "VMware vSphere ScratchConfig Error – Persistent Scratch Location for ESXi 4.x/5.x/6.0"
About The Webb The James Webb Space Telescope (sometimes called JWST or Webb) will be a large infrared telescope with a 6.5-meter primary mirror. The telescope will be launched on an Ariane 5 rocket from French Guiana in October of 2018. JWST will be the premier observatory of the next decade, serving thousands of astronomers […]Read more "James Webb Space Telescope Will Be The Next Generation Space Telescope"
The iPhone hit the market in 2007 and revolutionized smartphones as we know them today. The first general iPhone had slew of problems and left users feeling disappointed because of its limited function. Now, in 2016 the iPhone reaches over 10 billion in sales and is now the standard to which all other phones are […]Read more "When Did The iPhone Actually Become Useful?"
Microsoft is dropping its Azure RemoteApp technology over the course of the next year and guiding customers to go, instead, with virtualization software and service from Citrix (Foley, 2016). According to Microsoft’s blog post: “Customers have provided us consistent feedback that they want a comprehensive, end-to-end, cloud-based solution for delivering Windows apps. The best way […]Read more "Microsoft Discontinues Its Use of Remote Desktop Apps"
Every wonder just how big the Milky Way galaxy really is? In the late 1920s, astronomers thought all of the stars in the universe were contained inside of the Milky Way. It wasn’t until Edwin Hubble discovered a special star known as a Cepheid variable, which allowed him to precisely measure distances, that astronomers realized […]Read more "Milky Way Galaxy: How Big Is Our Galactic Home?"
Recently, I’ve created a few Ubnuntu 14.04.04 LTS (GNU/Linux 4.2.0-36-generic x86_64)LAMP Severs. Since these VMs are not Windows, I wanted to find out how to install VMware tools for HA. So, that if the ESXi host has problems, it can talk to the guest OS, in this case Linux Ubuntu Server 14.04.4. I found these […]Read more "Install VMware Tools Ubuntu Server Virtual Machine"