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chore(llama-swap): bump llama-cpp to b9048 and swap in UD-Q4/Q6 MTP configs

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Replace qwen3.6-27b-thinking and qwen3.6-27b-mtp-thinking with
qwen3.6-27b-udq4-thinking (single GPU) and qwen3.6-27b-udq6-thinking
(dual GPU). Update aliases and concurrent set accordingly.
This commit is contained in:
Evan Reichard
2026-05-11 15:26:39 -04:00
parent 1879e98ebc
commit 9ec2d61fcc
2 changed files with 42 additions and 53 deletions
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89
modules/nixos/services/llama-swap/config.nix
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@@ -57,54 +57,14 @@ in
};
};
# https://huggingface.co/unsloth/Qwen3.6-27B-GGUF/tree/main
"qwen3.6-27b-thinking" = {
name = "Qwen3.6 (27B) - Thinking";
macros.ctx = "196608";
cmd = ''
${llama-cpp}/bin/llama-server \
--port ''${PORT} \
-m /mnt/ssd/Models/Qwen3.6/Qwen3.6-27B-IQ4_XS.gguf \
-c ''${ctx} \
--parallel 2 \
--temp 0.6 \
--top-p 0.95 \
--top-k 20 \
--min-p 0.00 \
--presence-penalty 1.5 \
-ctk q8_0 \
-ctv q8_0 \
--keep 3000 \
--batch-size 4096 \
--ubatch-size 1024 \
--spec-type ngram-mod \
--spec-ngram-mod-n-match 24 \
--spec-draft-n-min 16 \
--spec-draft-n-max 64 \
-dev CUDA0 \
-fit off \
--chat-template-kwargs "{\"preserve_thinking\": true}"
'';
# --chat-template-kwargs "{\"enable_thinking\": false}"
# --spec-draft-n-min 16 \
# --spec-draft-n-max 32 \
metadata = {
type = [
"text-generation"
"coding"
];
};
};
# https://huggingface.co/localweights/Qwen3.6-27B-MTP-IQ4_XS-GGUF/tree/main
"qwen3.6-27b-mtp-thinking" = {
name = "Qwen3.6 (27B) - Thinking (MTP)";
# https://huggingface.co/unsloth/Qwen3.6-27B-GGUF-MTP/tree/main
"qwen3.6-27b-udq4-thinking" = {
name = "Qwen3.6 (27B) - Thinking (UD-Q4)";
macros.ctx = "150000";
#
cmd = ''
${llama-cpp}/bin/llama-server \
--port ''${PORT} \
-m /mnt/ssd/Models/Qwen3.6/Qwen3.6-27B-MTP-IQ4_XS.gguf \
-m /mnt/ssd/Models/Qwen3.6/Qwen3.6-27B-UD-Q4_K_XL.gguf \
-c ''${ctx} \
--parallel 1 \
--temp 0.6 \
@@ -115,7 +75,7 @@ in
-ctk q8_0 \
-ctv q8_0 \
--spec-type mtp \
--spec-draft-n-max 5 \
--spec-draft-n-max 3 \
-dev CUDA0 \
-fit off \
--chat-template-kwargs "{\"preserve_thinking\": true}"
@@ -132,7 +92,6 @@ in
"gemma-4-26b-vision" = {
name = "Gemma 4 (26B) - Vision";
macros.ctx = "196608";
# 262144
cmd = ''
${llama-cpp}/bin/llama-server \
--port ''${PORT} \
@@ -152,7 +111,6 @@ in
-fit off \
-dev CUDA0
'';
# --no-mmproj-offload \
metadata = {
type = [
"text-generation"
@@ -648,6 +606,38 @@ in
};
};
# https://huggingface.co/unsloth/Qwen3.6-27B-GGUF-MTP/tree/main
"qwen3.6-27b-udq6-thinking" = {
name = "Qwen3.6 (27B) - Thinking (UD-Q6)";
macros.ctx = "225000";
cmd = ''
${llama-cpp}/bin/llama-server \
--port ''${PORT} \
-m /mnt/ssd/Models/Qwen3.6/Qwen3.6-27B-UD-Q6_K_XL.gguf \
-c ''${ctx} \
--parallel 1 \
--temp 0.6 \
--top-p 0.95 \
--top-k 20 \
--min-p 0.00 \
--presence-penalty 0.0 \
-ctk q8_0 \
-ctv q8_0 \
--spec-type mtp \
--spec-draft-n-max 3 \
-dev CUDA0,CUDA1 \
-ts 75,25 \
-fit off \
--chat-template-kwargs "{\"preserve_thinking\": true}"
'';
metadata = {
type = [
"text-generation"
"coding"
];
};
};
# ---------------------------------------
# ---------- Stable Diffussion ----------
# ---------------------------------------
@@ -752,8 +742,7 @@ in
go = "gpt-oss-20b-thinking";
g4 = "gemma-4-26b-vision";
q36a = "qwen3.6-35b-thinking";
q36b = "qwen3.6-27b-thinking";
q36bmtp = "qwen3.6-27b-mtp-thinking";
q36b = "qwen3.6-27b-udq4-thinking";
zi = "z-image-turbo";
qie = "qwen-image-edit-2511";
qi = "qwen-image-2512";
@@ -766,7 +755,7 @@ in
};
sets = {
concurrent = "(go | g4 | q36a | q36b | q36bmtp | vlt | vtt | vlv | zi | qie | qi | cr) & (qv | q4 | q9)";
concurrent = "(go | g4 | q36a | q36b | vlt | vtt | vlv | zi | qie | qi | cr) & (qv | q4 | q9)";
};
};
}