Does the issue not exist if you update beyond this commit? Or is it not just replicatable? Is there an issue you’re experiencing more severe keeping you from wanting to update to recent commits?
Any amount over 4GB I think should necessitate PAE. There’s a real threshold when PAE becomes a must, but this shouldn’t affect the webui–it’ll be more at the “does Linux recognize my ram” level.
Connectivity to 8443 can be tested with this megathread I just wrote.
Honestly, I think all fireworm issues can be tied back to the Minecraft server-software itself or some latent bug from leftovers in the filesystem–I really cannot think of how the cause can come from lower-level than this.
Sorry I haven’t been able to address this so much–work has been pretty packed and I have a family vacation coming up until May. I’ll see if I can squeeze in an attempt with these HDD uploads.