Posts
2024
Work website got hacked
·668 words·4 mins
IT
This morning, as soon as I stepped into the office, my team member informed me that one of our important websites had been hacked, and malicious JavaScript code had been injected into ALL .
GPU passthrough in Alma Linux 8
·337 words·2 mins
IT
Linux
You cannot add the GPU to the virtual machine if the GPU is bound to the host kernel driver, so you must unbind the GPU device from the host before you can add it to the virtual machine.
Spinning up basic lab env with basic Terraform & Ansible
·798 words·4 mins
IT
Linux
Terraform
Ansible
Study-Note
Spinning up initial lab environment with basic Terraform & Ansible adhoc commands. This spins up two freeIPA server and 1 DNS server, along with a virtual network to tie things together
Fixing obscured intermittent 301 redirect and 404 error
·1467 words·7 mins
IT
After upgrading our server from Centos7 to Almalinux 8, one particular page would sometimes present an error when trying to access it
Risk Management in Marketing: A Crucial Yet Overlooked Aspect
·571 words·3 mins
Marketing
Every action in marketing or business carries its own risks. If we ignore risk management, the consequences can be significant when risks materialize, potentially leading to the failure of a campaign or even jeopardizing the very existence of a company.
Deploying hugo on RHEL9 AWS instance
·736 words·4 mins
IT
Linux
Study-Note
While maintaining repeatability and consistency
Lessons learned deleting 15 years of media content
·816 words·4 mins
IT
Linux
Study-Note
I was learning more about ZFS while applying what I learned to my OWN data. Of course, as Murphy’s Law states… so here are the lesson from a fool.
How to Install NVIDIA Drivers on AlmaLinux 8
·430 words·3 mins
IT
Linux
Study-Note
Installing NVIDIA GPU driver on AlmaLinux is a pain in the ass as there are so many sources with different approaches. These steps worked for me
Replacing physical disk in LVM
·806 words·4 mins
IT
Linux
Study-Note
During installation of Alma Linux, I noticed that it created a logical volume (LV) by default for
/home
spanning across 2 disks. One of it is failing.
Signing ZFS kernel module in Alma Linux for secure boot
·576 words·3 mins
IT
Linux
Study-Note
After installing zfs-utils in Alma Linux, I realized I need to sign
zfs
module because of secure boot. Here’s how
Notes after first time spinning up VMs with KVM
·774 words·4 mins
IT
Linux
Study-Note
I decided to take the hard way to understand each line of the XML file and the proper way to spin up KVMs instead of with GUI
The Paradox of Choice
·1071 words·6 mins
Marketing
Ever walked into a store and marveled at the plethora of choices available? The idea is that more options make decisions easier, right? Well, not quite.
Backing up in linux
·1319 words·7 mins
IT
Linux
Study-Note
Which linux directory to back up # /etc /home /root /var /usr/local/bin and sbin /srv Note: If there are any media mount points in the system such as ‘/mnt’ and ‘/media’, they should be excluded to avoid infinite loop
Reasons behind cloud repatriation
·1679 words·8 mins
IT
Cloud
Study-Note
One thing I’ve noticed while going through the Azure Fundamental is the importance of non-technical aspects in adopting and migrating to cloud
Which cloud to learn: AWS vs Azure
·1293 words·7 mins
IT
Cloud
Study-Note
Cloud skills are transferable. Don’t have a mindset of learning one. So just pick one and get a beginner cert.