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CEPH

Proxmox VE

Adding CEPH Manager Dashboard Source # run this on all service manager nodes apt install cep...

Updated 1 week ago by bluecrow76

SystemD

Minecraft

The two files below are the merger of other Minecraft SystemD service files I came across on the ...

Updated 2 weeks ago by bluecrow76

DHCP Server Lease last-seen comparison

Mikrotik Snippets

/ip dhcp-server lease print where last-seen > "30d" /ip dhcp-server lease print where last-see...

Updated 3 weeks ago by bluecrow76

Windows Network Management from the command line

Microsoft PowerShell

PowerShell Show relevant settings # IPv4 and IPv6 - Display interfaces sorted by name, index,...

Updated 3 weeks ago by bluecrow76

Installing Certificates on Windows

Microsoft

Using PowerShell to install into the Local Computer store This can only be done with elevated pr...

Updated 3 weeks ago by bluecrow76

Code Signing

EasyRSA

Creating the certificate Below are the steps to create a code signing certificate using OpenSSL ...

Updated 4 weeks ago by bluecrow76

Container

Mikrotik

Howto Prepping the base configuration /system logging action add name=ContainerLog target=...

Updated 1 month ago by bluecrow76

Govee Bluetooth Hygrometers

Python

Playing with some Govee H5074 and H5075 Bluetooth hygrometers. All code below was grabbed from Go...

Updated 1 month ago by bluecrow76

Ubuntu unattended upgrades

Linux

  # enable unattended upgrades dpkg-reconfigure --priority=low unattended-upgrades   # edit u...

Updated 1 month ago by bluecrow76

Microsoft Network Monitor

Networking

I had never heard of this tool until today... I've always used Wireshark. Today I needed to view ...

Updated 1 month ago by bluecrow76

Useful additions

Proxmox VE

Packages to add apt install lldpd snmpd snmpd.conf Minimal configuration for /etc/snmpd/snmp...

Updated 2 months ago by bluecrow76

Installed software via PowerShell

Microsoft PowerShell

Shorter version Get-ItemProperty -Path "HKLM:\Software\WOW6432Node\Microsoft\Windows\CurrentVers...

Updated 2 months ago by bluecrow76

Useful PowerShell Commands

Microsoft PowerShell

Placeholder Select-String is the Grep equivalent Examples: # Searching for multiple patterns...

Updated 2 months ago by bluecrow76

Snippets

Microsoft PowerShell

Logged in users $loggedInUsers = (query user) -split "\n" -replace '\s\s+', ';' | convertfrom-...

Updated 2 months ago by bluecrow76

Software

Technical Notebook Pages

Below are links to various software I use. Software is free / open-source unless otherwise noted....

Updated 2 months ago by bluecrow76

Nested Virtualization Benchmarks

Proxmox VE

Disk benchmark tests fio simple write test fio --name=sequential_write --rw=write --bs=1M --siz...

Updated 3 months ago by bluecrow76

Supermicro fan control

Linux

Quick and dirty Login to the IPMI interface, go Configuration -> Fan Speed -> Power Usage Effect...

Updated 3 months ago by bluecrow76

DHCP Server Option Matcher

Mikrotik

MAC OUI The following MAC OUI matching requires at least RouterOS 7.18.2. It leverages matching ...

Updated 3 months ago by bluecrow76

DHCP Leases to CSV

Mikrotik Snippets

CSV output of DHPC related items in RouterOS Static DHCP leases to CSV output { # process ...

Updated 3 months ago by bluecrow76

ZFS

Proxmox VE

Upgrade single disk rpool to mirrored rpool I added a second M.2 drive to a laptop already...

Updated 3 months ago by bluecrow76