Mac OS - Brewfile#

Daily Sync Shortcuts (Keep Computers Mirrored):

• Run pushbrew on the machine where you just installed/removed software to scan your system, update the Brewfile, and push it to GitHub.
• Run pullbrew on your other workstations to pull the update and automatically install/clean up your packages to match.

Quick Restore & Sync (Workstation Rebuild):

• To Restore (New Computer):
  1. Install Homebrew (if missing): /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
  2. Clone scripts: git clone git@github.com:marcoue/Scripts.git ~/Scripts
  3. Reinstall all software: brew bundle --file=~/Scripts/MacOS/Brew/Brewfile
• To Sync Updates (Ongoing):
  • Pull latest and clean up local packages: pullbrew

Related Recovery Guides: Master Checklist: Mac OS - Recovery | Shortcut Configuration: Mac OS - Aliases Management | Repository Standard: Scripts Mangement.

macOS System Administration & Optimization#

Workstation Recovery & Rebuild Standard: If you need to rebuild your Mac Studio or synchronize its software and aliases with another Mac, refer to the master checklist at Mac OS - Recovery.

1 Modify Known Hosts#

# Add description
nano ~/.ssh/known_hosts

# To remove a specific host
ssh-keygen -R 10.1.1.14

# Clear the full file
cat /dev/null > ~/.ssh/known_hosts

2 Disk Management & Diagnostics#

2.1 Identify and Verify Disks#

# List all physical and virtual disks
diskutil list

# Verify a specific disk (replace X with disk number)
diskutil verifyDisk /dev/diskX

2.2 SMART Monitoring (via Homebrew)#

# Install smartmontools
brew install smartmontools

# Check health of the primary NVMe drive
smartctl -a /dev/disk0

3 Homebrew Package Manager#

Official site: brew.sh