ultix perf/ops workbench: complete 2026-08-31 optimization pass for VM 5111

Everything for the ultix-streaming (VM 5111, pfv-tsys5) performance pass:
full report + host audit results, staged/gated configs, guest prep + host
one-shot + post-reboot-fix + netcheck lifecycle scripts, grow-root manual
runbook, rolling tracking HUD, questions v1, and the gateway boot-race
hardening units. Applied and verified live 2026-08-31; open work is
tracked in Redmine project 55 as #601-#607. [#602]

💘 Generated with Crush

Assisted-by: Crush:glm-5.2

README.md

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+# ultix
+
+Perf/ops workbench for **ultix-streaming** (KVM VM 5111 on Proxmox host
+pfv-tsys5). Everything here is human-run, gated, and reversible; storage ops
+are manual-only by ruling.
+
+- Redmine: project 55 "Known Element Enterprises - Technology & Facility
+  Services" — open work: #601 (Fri 2026-09-04 hardware window, urgent),
+  #603 root growth, #604 metrics/PSI wiring, #605 k8s + proxmox token,
+  #606 GPU passthrough, #607 account map/mkacct; pass record: #602.
+  https://projects.knownelement.com/projects/55
+- Discourse doc: pending (house cross-link rule: create at next doc pass).
+- Docs live in-repo (runbook exception per house rules):
+  - REPORT.md — full optimization report + host audit results (section 8)
+  - NEXT.md — current state / what is owed (usually: nothing)
+  - TRACKING.md — rolling HUD table + decisions log
+  - GROW-ROOT-RUNBOOK.md — manual root-growth checklist (#603)
+  - RUNBOOK-TODAY.md, questions-v1.md
+- Scripts (human-run unless noted): 1-guest-prep.sh, 2-host-one-shot.sh,
+  3-post-reboot-fixes.sh, 4-host-netcheck.sh (crush may run via ssh);
+  staged/ holds the gated configs those scripts install.
+- crush.md = session preferences for agents working in this repo.