frank-large: replace stock llama.cpp with gufo (gufo-org/gufo) on Dankclaw

gufo is a vertical inference engine built for exactly this hardware
(Ryzen AI MAX+ 395 / Radeon 8060S, gfx1151), and Dankclaw's frank-large
has swapped runtimes seven times in search of a better one. This one
ships no prebuilt Linux binary, so the runtime is BUILT FROM SOURCE on
the host and the payload, port, alias and client contract stay exactly
where they are.

Runtime: gufo v0.1.1 (b0f8673) at /home/dank/GitPackages/gufo-v0.1.1,
built by the new scripts/build-gufo.sh. It links the host ROCm 7.2.4
through its RPATH — the opposite of the unsloth prebuilt it replaces,
which carried its own — so two host workarounds are encoded in that
script: Ubuntu's librocwmma-dev installs a truncated rocWMMA header set
that shadows AMD's and cannot be overridden with -I in HIP mode, and the
ROCm clang prefers Ubuntu 26.04's GCC 16 headers over the GCC 15 whose
libstdc++ is actually installed.

Shape is unchanged: one session, full 262144 ctx, the same UD-Q8_K_XL
target and the same DFlash2 drafter, greedy, text-only. Speculation
moves from llama.cpp's fixed depth 4 to gufo's adaptive block policy
capped at 7 proposals.

Client-contract deltas, all documented: the chat template is compiled
into the binary (no --chat-template-file, so the Qwen-Sharp 73k-token
failure mode is gone), reasoning_effort now takes the full OpenAI set
(so models.yml's reasoningEffortMap fold is no longer required — kept
anyway, so this commit does not also move every high role from xhigh to
high effort), and there is no KV-quant or prompt-cache-RAM flag.

The test seam now runs the serve script against a stub engine and
asserts on the argv it actually execs, instead of grepping the script's
text. The deploy handler gates on the runtime binary and returns before
it stops the serving unit.

Measured trade, from gufo's own Q8_K_XL tables against llama.cpp
b11069: prefill +37% to +80%, cold load 4.5x faster, decode +7% at zero
depth — but -14% at 65,536 tokens of depth and -24% at 131,072. On the
8-bit target the crossover is ~32k, and frank-large runs one 262,144
conversation. The Q4_K_XL target shows no such regression.
This commit is contained in:
Frank committed 2026-09-28 22:08:29 -07:00
1 parent d29d104f01
commit aaef419a6d
13 files changed
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@@ -101,8 +101,8 @@ cable between claw and server is required for 10G.
- Unified memory eliminates separate VRAM limits. The GPU uses system RAM.
- The GPU budget is the GTT aperture: ~114 GiB (`gtt_total` in `/sys/class/drm/card1/device/`; `llama-server --list-devices` reports 116,732 MiB). rocm-smi's smaller SVM/dedicated carve-out is **not** the budget — the 2026-08 "64 GiB rocm-smi" lesson is stale. Do not use `free` or `dmidecode` for the GPU budget.
- The active service is `frank-large` on port 7770: stock llama.cpp (the unsloth b11030 prebuilt) serving unsloth/Qwen3.8-27B-GGUF:UD-Q8_K_XL (27B dense, q8_0 KV, DFlash2 drafter). See [[frank-large-unsloth-qwen38-27b-q8xl]].
- The active runtime (the unsloth b11030 prebuilt) **bundles its own ROCm runtime** next to the binary (`RPATH=$ORIGIN/../lib`), so it has no host SDK gate — the system ROCm 7.2.4 is not on its path. The retired CIRU venv's TheRock 7.15 SDK (`LD_LIBRARY_PATH`) is no longer in the serving path.
- The active service is `frank-large` on port 7770: **gufo** (gufo-org/gufo) v0.1.1, the Strix Halo inference engine, built from source at `/home/dank/GitPackages/gufo-v0.1.1/`, serving unsloth/Qwen3.8-27B-GGUF:UD-Q8_K_XL (27B dense, DFlash2 drafter). See [[frank-large-gufo-qwen38-27b]].
- The active runtime **links against the host ROCm** (`/opt/rocm` → `/etc/alternatives/rocm` → 7.2.4) through its RPATH, so it needs the host HIP stack rather than a bundled one — the opposite of the retired llama.cpp prebuilt, which carried its own. Building it needs the ROCm dev packages that are installed, and two workarounds recorded in the runbook (drop `librocwmma-dev`; pin `--gcc-install-dir` to GCC 15). The retired CIRU venv's TheRock 7.15 SDK (`LD_LIBRARY_PATH`) is not in the serving path.
- The retired vLLM venvs (`/home/dank/vllm-venv`, `/home/dank/vllm-vk-venv`) were moved to `/home/dank/.AGENTTRASH/` on 2026-08-18.
- 1.1 TB free disk space is ample for model storage.