Fix Loud Fans in Dell PowerEdge Servers, Without Taking it Apart! There are many invasive techniques to lowering your lab server’s decibels. Here is a way to do it… command line style! First, make sure you do this from a Linux server. I used Ubuntu. apt install ipmitool Now you have two choices, you can make them even louder, or you can make them whisper quiet.… Read More Like this:Like Loading...
How to Start or Reboot your Dell Server with iDRAC from the Command Line (CLI) Dell’s iDRAC (Integrated Dell Remote Access Controller) is a out of band server management card installed on enterprise servers. It lets you manage the server as if you were physically present at the remote location of your server(s). Along with a graphical web interface which lets you see and manage boot, storage, network, BIOS /… Read More Like this:Like Loading...
Microstack Openstack Image Service How to add Image to Glance For the impatient: Microstack is admittedly not my favorite way to deploy openstack, probably because it takes some getting used to. Running openstack services in isolated containers makes things more secure, easier to deploy, homogeneous.. there are so many obvious reasons Canonical did it this way. But it is… Read More Like this:Like Loading...
Allow VMware Workstation and Hyper-V to run on the same Windows 10 workstation So I upgraded my lab workstation recently and it is running Windows 10 Professional. I installed VMware Workstation 16 PRO and it works fine. It is great for a lab, especially when you need to install a entire vSphere environment. This is because VMware Workstation is great at nested virtualization. My problem started when I… Read More Like this:Like Loading...
QNAP NAS Issue DNS is Unable to Resolve Hosts. How to Fix DNS Issues on QNAP NAS This one started after a firmware update. Until QNAP fixes the firmware do this: SSH into the nas and change /etc/resolve.conf from ‘nameserver 127.0.1.1’ change ‘127.0.1.1’ to your DNS server. If you are unsure what you dns server is, it is most likely your default gateway if you are a home user. If you still… Read More Like this:Like Loading...
How to Install Oracle Virtual Box on Ubuntu 16.04 on a DigitalOcean Droplet I wanted to circumvent my residential FIOS with my one dynamic public ip in my home lab without upgrading to a commercial account with Verizon. Right now I’m enjoying 1Gig up and down. One look at commercial prices and its a small fortune for static ip’s and the same residential speed.. I had the idea… Read More Like this:Like Loading...
How to reset VMware VRNI (vrealize network insight) web ui login admin@local In order to reset the password for the default web interface user: admin@local first ssh into the virtual machine or host using the “consoleuser” user. If you are also missing this password you can login as support as well. Once logged in switch to the consoleuser using this command: then type at the prompt enter… Read More Like this:Like Loading...
Digital Ocean How to download a copy or snapshot of your droplet or vm locally and run it on your own server * This post uses the DD command which if used improperly WILL completely destroy your system. If you are unsure about what you are doing do not even attempt anything below. The command below will overwrite any drive you tell it to, with no regard or warning. Make absolutely sure you know the drive letters… Read More Like this:Like Loading...
Change interface names back to eth0, eth1 on CentOS 7 CentOS 7 interface naming has changed from the previous version, now instead of the first interface being named eth0, the second named eth1 and so forth, we have eno1 or eno16777984 or some other scheme starting with eno, not a major deal unless your running a multi node application that depends on all the interfaces… Read More Like this:Like Loading...