Add a script for benchmarking vLLM startup time with various models.

PiperOrigin-RevId: 703159146

tools/tpu/time_to_serving.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+# Copyright 2023 The gVisor Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Script to benchmark the time from startup to serving a model in vLLM.
+# Usage: time_to_serving.sh <model> <hf_username> <hf_token>
+# Example: time_to_serving.sh Qwen/Qwen2.5-1.5B-Instruct gvisor-eng hf_xxxxxx 
+set -ueo pipefail
+
+MODEL=${1-"Qwen/Qwen2.5-1.5B-Instruct"}
+HF_USERNAME=${2-""}
+HF_TOKEN=${3-""}
+NUM_TPUS=$(($(ls /dev/vfio | wc -l) - 1))
+DOCKERFILE="../images/tpu/vllm/serve/Dockerfile.x86_64"
+
+if [[ $NUM_TPUS -eq 0 ]]; then
+  echo "No TPUs found."
+  exit 1
+fi
+
+docker build -f $DOCKERFILE \
+ --build-arg HF_USERNAME="$HF_USERNAME" --build-arg HF_TOKEN="$HF_TOKEN" . \
+ -t vllm-serve --build-arg MODEL="$MODEL"
+CONTAINER_ID=$(docker create --privileged --net host --shm-size=16G --rm -it vllm-serve \
+ python3 -m vllm.entrypoints.openai.api_server --model /model \
+ --chat-template /vllm/examples/template_chatml.jinja --tensor-parallel-size=$NUM_TPUS \
+ --max-model-len=512 --enforce-eager)
+
+trap "docker stop $CONTAINER_ID > /dev/null" EXIT
+
+docker start "$CONTAINER_ID" > /dev/null
+echo "Container $CONTAINER_ID started..."
+ready=false
+start_time=$(date +%s)
+while ! $ready; do
+  sleep 0.3
+  docker logs "$CONTAINER_ID" | grep "Uvicorn running on" && ready=true
+  docker logs "$CONTAINER_ID" | grep "No such container" && exit 1
+done
+end_time=$(date +%s)
+
+echo "Time to start: $((end_time - start_time)) seconds"