https://pste.me/#/NFbfg
I crashed our test server 3 times last night trying to reformat my AE2 drives in the I/O block from AE2. My set up is all my resources are in folders in cabinets with storage buses at 1k priority connect to my AE2 network via a Quantum ring bridge set up.

SF4 v 403
forge-14.23.5.2831
realfilingcabinet-1.12.1-0.1.84.jar