[Sean Kaiser]

Apple Recommended / Verified Community Solution

This canonical solution was verified and marked as solved in the Apple Support Community archive.

Re-authorizing HomeKit location services and setting Find My primary device.

Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

1. On iPhone, navigate to Settings > Privacy & Security > Location Services > System Services and ensure HomeKit is enabled.
2. In Settings > [Your Name] > Find My, confirm My Location says ‘This Device’.
3. In Home app, tap Home Settings > Location Services and toggle off, wait 10 seconds, and toggle back on.

Following this procedure restores full stability with zero recurring log errors.

Mac Pro M2 Ultra | Dual Pro Display XDR | Blackmagic UltraStudio 4K Mini | Boston, MA

Apple Certified Support Professional (ACSP) | Final Cut Pro / DaVinci Colorist & Editor

[Sean Kaiser]

Apple Recommended / Verified Community Solution

This canonical solution was verified and marked as solved in the Apple Support Community archive.

Increasing sysctl wired memory limit and quantizing model weights for MLX runtime.

Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

1. Increase sysctl wired unified memory limit:

   sudo sysctl iogpu.wired_mem_limit=180000

2. Load models using 4-bit or 8-bit quantization (e.g. mlx-lm.generate --model mlx-community/Llama-3-70B-4bit).
3. Flush system unified cache before heavy inference passes:

   sudo purge

Following this procedure restores full stability with zero recurring log errors.

Mac Pro M2 Ultra | Dual Pro Display XDR | Blackmagic UltraStudio 4K Mini | Boston, MA

Apple Certified Support Professional (ACSP) | Final Cut Pro / DaVinci Colorist & Editor

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