Calculating CRC32 for GPT Volumes. Today while having to manually calculate the CRC for the GPT header and the GPT partition table, I was unable to find how to perform such actions manually (by hand literally…). GPT Volume Structure (Wikipedia Link(link is external)) From the image we can see, we can tell we have: 512
Blog
05
Dec
I left Google! Well, great clickbate. It’s nothing against google per se. But I left many free-ish services. List: Dropbox. OneDrive. Google Drive. Gmail. etc. You get the drift; great services were serving a purpose but… eh, more info below. Dropbox / One Drive / Google Drive: All this is great if you are moving
This document is not a guide nor a wiki; this is just for whenever I have doubts about the definition of XML for libvirt, I can use this example with VIRTIO and IDE disks. Tianocore
07
Jul
Lets compile KVM – QEMU from scratch on Debian Jessie This… will take a long ass time!. Find attached my .deb if you’re too lazy for that. Meet this requirements first, before using my .deb !! If you’re missing packages… then… here you also have my apt sources.list Install missing keyrings!
01
Jul
Why Virtualbox… why… why do package maintainers do this to us! Well, guys, as usual, I post things that annoy me and how to fix them. So when my horrible memory forgets how to fix a simple issue, I know I can come back to my notes and figure it out again. So, I’m typing
06
Jun
This Cloudmin issue drove me nuts, but then it clicked on why it didn’t work. If, for some reason, after you configure your network or your server magically, VNC stops working. The answer is as simple as your host’s file. Your hostname MUST be declared in the Hosts file (as 127.0.0.x)… After you’ve fixed that,
14
Dec
Today we suffered a Network Outage due to a power grid failure on a 500 KVa line that brings power from the hydroelectric dams in the central part of the country. This caused a power failure on Antel equipment that left the datacenter without connectivity for ~30 minutes on leading network equipment. Regarding the equipment:
I joined Sophilabs back in March, and since then, I’ve been trying to provide and offer my training, building my company infrastructure into making their support better. That being said, coworkers found entertaining the backbones on how the internet works, so I decided to dedicate a particular time the company provides for this topic and
05
Nov
THIS IS NOT RELATED TO THE OTHER SERVERS RUNNING IN Los Angeles and Secaucus. This is running at my house. Check the network diagram so you know what I’m talking about. Garage Data Center project. Through the years. So, the project’s whole point was to start the skeleton of the company I built after this.
Luks keys… and luks encrypted drives: Warning: Always backup the LUKS header before performing any maintenance on the hard drive!. How to backup the luks header:Drive: /dev/sdb [Example] Name: /tmp/mybackup [Example] Add a LUKS key: Deckey: Would be your passphrase key for decrypting your drive [first key when setting up the encrypted drive]. Slot: Luks
Recent Comments