disable marlin tests on rocm/xpu

integration-tests/conftest.py

@@ -35,6 +35,12 @@ DOCKER_IMAGE = os.getenv("DOCKER_IMAGE", None)
 HUGGING_FACE_HUB_TOKEN = os.getenv("HUGGING_FACE_HUB_TOKEN", None)
 DOCKER_VOLUME = os.getenv("DOCKER_VOLUME", "/data")
 DOCKER_DEVICES = os.getenv("DOCKER_DEVICES")
+SYSTEM = os.getenv("SYSTEM", None)
+
+if SYSTEM is None:
+    raise ValueError(
+        "The environment variable `SYSTEM` needs to be set to run TGI integration tests (one of 'cuda', 'rocm', 'xpu')."
+    )
 
 
 class ResponseComparator(JSONSnapshotExtension):
@@ -314,6 +320,7 @@ def launcher(event_loop):
         max_batch_prefill_tokens: Optional[int] = None,
         max_total_tokens: Optional[int] = None,
     ):
+        print("call local_launcher")
         port = random.randint(8000, 10_000)
         master_port = random.randint(10_000, 20_000)
 
@@ -368,6 +375,7 @@ def launcher(event_loop):
         with tempfile.TemporaryFile("w+") as tmp:
             # We'll output stdout/stderr to a temporary file. Using a pipe
             # cause the process to block until stdout is read.
+            print("call subprocess.Popen, with args", args)
             with subprocess.Popen(
                 args,
                 stdout=tmp,
@@ -399,6 +407,7 @@ def launcher(event_loop):
         max_batch_prefill_tokens: Optional[int] = None,
         max_total_tokens: Optional[int] = None,
     ):
+        print("call docker launcher")
         port = random.randint(8000, 10_000)
 
         args = ["--model-id", model_id, "--env"]
@@ -466,6 +475,8 @@ def launcher(event_loop):
                 docker.types.DeviceRequest(count=gpu_count, capabilities=[["gpu"]])
             ]
 
+        print("call client.containers.run")
+        print("container_name", container_name)
         container = client.containers.run(
             DOCKER_IMAGE,
             command=args,

integration-tests/models/test_flash_llama_marlin.py

@@ -1,5 +1,7 @@
 import pytest
 
+from testing_utils import SYSTEM
+
 
 @pytest.fixture(scope="module")
 def flash_llama_marlin_handle(launcher):
@@ -11,6 +13,12 @@ def flash_llama_marlin_handle(launcher):
 
 @pytest.fixture(scope="module")
 async def flash_llama_marlin(flash_llama_marlin_handle):
+    if SYSTEM != "cuda":
+        with pytest.raises(Exception) as exc_info:
+            await flash_llama_marlin_handle.health(300)
+        assert exc_info.value.args[0] == "only available on Nvidia"
+        pytest.skip(f"Marlin not supported on SYSTEM={SYSTEM}")
+    else:
         await flash_llama_marlin_handle.health(300)
     return flash_llama_marlin_handle.client
 

server/text_generation_server/layers/marlin.py

@@ -4,6 +4,8 @@ from typing import Optional
 import torch
 import torch.nn as nn
 
+from text_generation_server.utils.import_utils import SYSTEM
+
 try:
     import marlin
 except ImportError:
@@ -38,6 +40,11 @@ class MarlinLinear(nn.Module):
     ):
         super().__init__()
 
+        if SYSTEM != "cuda":
+            raise NotImplementedError(
+                f"Marlin quantization kernel is only available on Nvidia GPUs, not on the current {SYSTEM} backend."
+            )
+
         if not has_sm_8_0:
             raise NotImplementedError(
                 "Using quantized marlin models requires CUDA capability 8.0 or later"