VMware ESXi iSCSI Max IO Size

A long awaited find and tweak to iSCSI performance…


Restoring GRUB EFI Bootloader

Thanks to a Lenovo BIOS update, I got a crash course on generating a new UEFI config…


Intel SSD DC P4510 Optimizations

Configuring for max performance…


Mikrotik VLAN CRS3

https://wiki.mikrotik.com/wiki/Manual:Interface/Bridge#VLAN_Example_.232_.28Trunk_and_Hybrid_Ports.29…


Mikrotik Serial and Console Access

sudo screen /dev/ttyUSB0 115200 Borrowed from: https://cyberlab.pacific.edu/resources/lab-network-hardware-console


FreeNAS iSCSI on R730xd with H730/HBA330/Optane 900P Passthrough in ESXi

In case you run into this like I did…


Crypto Rig Bill of Materials

I’ve been asked to document my current go-to parts manifest for the crypto mining rigs I’m running…


Add CA Certs or SSL Decryption Services to Fedora/Linux

To add a certificate in the simple PEM or DER file formats to the list of CAs trusted on the system: Copy it to the following directory: Then run the update command: If your certificate is in the extended BEGIN TRUSTED file format, then place it into the main source/ directory instead.


NVidia Optimus for VMware Workstation

How to enable NVidia Optimus drivers so that VM’s may have hardware graphics acceleration…


IPMIUtil to Change Supermicro Fan Thresholds

Some good guidance on using open source IPMIUtil to quiet annoying fans…