How to Fix SFP Unsupported

If you've encountered difficulties in locating the appropriate interface with a 10G uplink, you may have observed instances where the interface fails to appear. This happens when the ixgbe module fails to load due to the detection of an unsupported SFP+ module type. Wondering how to resolve (ignore) this issue?…

Linux find: which one is faster?

harry@Aither ~/Downloads> time find . -type f -exec ls -lah {} + > /dev/null ________________________________________________________ Executed in 67.66 millis fish external usr time 28.07 millis 161.00 micros 27.90 millis sys time 37.10 millis 930.00 micros 36.17 millis harry@Aither ~/Downloads> time find . -type f -exec ls…

Linux: PROCESS STATE CODES

1. D (uninterruptible sleep): The process is in uninterruptible sleep, usually waiting for I/O operations to complete. 2. R (running or runnable): The process is either running or ready to run and is waiting for its turn on the CPU. 3. S (interruptible sleep): The process is in interruptible…

LDAP: All I need to know (WIP)

What is LDAP and why it is used? LDAP stands for Lightweight Directory Access Protocol. It is a protocol used for accessing and managing directory information services over a network. A directory service is a centralized database that stores and manages information about users, devices, and resources in a network,…

UID Ranges

Specific UID numbers and ranges of numbers are used for specific purposes by Red Hat Enterprise Linux. • UID 0 is always assigned to the superuser account, root. • UID 1-200 is a range of "system users" assigned statically to system processes by Red Hat. • UID 201-999 is a range of "system…

OpenNebula: Can't Update Existing Infrastructure Hosts Name

Issue: You may have requirements to update the existing Infrastructure Hosts on your OpenNebula cluster that are currently hosting virtual machines (VMs), but the hosts name can't updated Here is a scenario that illustrates this case: * Existing host: compute1.sgp.example.com * Change host to: compute1.sgp-1.example.com The…

ACPI State Explanation

TL;DR: 1. S0: Also known as the working state, the computer is fully operational with the CPU executing instructions, devices powered on, and the display active. 2. S1: Also known as the sleep state, the CPU stops executing instructions, but the memory and system state are still powered on…

Windows Terminal Shortcut

So here we go. Action Shortcut Open a new Windows Terminal instance Ctrl + Shift + N Open a new default profile tab Ctrl + Shift + T Open a new tab, profile index 1 to 9 Ctrl + Shift + Number(1-9) Switch to tab 1 to 9 Ctrl + Alt + Number(1-9) Switch to the…