Files
serverAppConfigs/scripts/frank-large.env
T
Frank 8551bb006b frank-large: roll back to gufo Qwen3.8-27B Q4_K_XL, one session x 262144 f16 KV
frank-small: llama.cpp CUDA (master, sm_86) on MiMo Q6_K GGUF, 2 x 262144,
asymmetric KV (f16 K + q8_0 V, flash-attn pinned for the V quant)
2026-10-01 22:40:59 -07:00

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# frank-large — gufo (gufo-org/gufo) serving
# Swift-1.5-Qwen3.8-27B-Uncensored (abliterated) on the Strix Halo iGPU.
#
# These are the tunables read by scripts/serve-frank-large.sh. The flag
# list is owned by the serve script; this file only sets fleet values.
#
# DO NOT name a new tunable TEMP, HOST or GPU_MAX_HEAP_SIZE: the HIP
# runtime reads those bare (the 2026-08-13 TEMP incident). HOST is the one
# exception because the serve script itself consumes it for --host.
# The target payload (scripts/download-frank-large-q4.sh): the serve script
# refuses to start without the main GGUF and the DFlash2 drafter.
#
# 2026-10-01 swap (Frank): unsloth/Qwen3.8-27B-GGUF:UD-Q4_K_XL, 16.35 GiB,
# replacing ajgazin's abliterated Swift-1.5 UD-Q8_K_XL (29.3 GiB). Two
# consequences worth knowing at a glance:
# * this is the VANILLA (non-abliterated) Qwen3.8-27B — the endpoint is no
# longer uncensored, which was one of the reasons the Swift payload was
# chosen on 2026-09-28;
# * ~13 GiB of weights became available for KV, which is what makes four
# full-sized f16 sessions fit.
# gufo needs no template for either: its Qwen renderer is compiled in.
MODEL_DIR=/home/dank/models/Qwen3.8-27B-UD-Q4_K_XL
MODEL_FILE=/home/dank/models/Qwen3.8-27B-UD-Q4_K_XL/Qwen3.8-27B-UD-Q4_K_XL.gguf
# The DFlash2 drafter is UNCHANGED by the model swap and still lives beside
# the previous target, so it carries its own directory. It has a sliding
# window of 2048, which is what keeps its KV small (~40 MiB).
DRAFTER_DIR=/home/dank/models/Qwen3.8-27B-UD-Q8_K_XL
DRAFTER_FILE=/home/dank/models/Qwen3.8-27B-UD-Q8_K_XL/Qwen3.8-27B-DFlash2-Q4_K_M.gguf
# The gufo runtime, built from source by scripts/build-gufo.sh.
RUNTIME_DIR=/home/dank/GitPackages/gufo-v0.1.1
# Fleet endpoint: the same port and alias every frank-large has served, so
# no client, probe or models.yml entry changes address.
ALIAS=frank-large
HOST=0.0.0.0
PORT=7770
# ONE session at the full native window (Frank, 2026-10-01 night: "roll back
# to qwen3.8 27b, one single max context"). The KV is UNQUANTIZED (f16) —
# gufo has no KV quantization lever at all (execution_policy.hpp pins
# kv_cache_storage to kFp16), so "unquantized" is inherent rather than
# configured.
#
# The arithmetic: f16 KV costs 64 KiB/token on this model (16 full-attention
# layers x 4 KV heads x 256 head_dim x 2 (K,V) x 2 bytes; the other 48 layers
# are linear-attention with a per-SEQUENCE fp32 state of ~144 MiB, not a
# per-token cache). 262,144 tokens = 16.0 GiB of KV. Budget: weights 16.35 +
# KV 16.0 + drafter 1.07 + linear state 0.14 + runtime ~4 = ~37.6 GiB against
# the 114 GiB GTT — enormous headroom; the session count or context policy
# can grow from here without pressure.
CONTEXT_SIZE=262144
SESSIONS=1
# DFlash2 spec decode (a block-diffusion drafter). gufo sizes the draft
# block itself; DRAFT_TOKENS caps the proposals per step (gufo's default is
# 7, chosen over llama.cpp's fixed depth 4 because gufo's adaptive policy
# shortens the block when acceptance drops) and DRAFT_POLICY is the block
# length controller.
DRAFT_TOKENS=7
DRAFT_POLICY=adaptive