[HiCache] feat: Add detailed cache hit breakdown for HiCache in sgl_ext and Prometheus metrics #57258

Workflow file for this run

.github/workflows/pr-test-amd.yml at 2793f54

	name: PR Test (AMD)
	# Dynamic run-name for /rerun-stage commands to enable URL lookup
	# Format: "[stage-name] sha" for fork PRs, "[stage-name]" for non-fork, default for normal runs
	run-name: ${{ inputs.target_stage && (inputs.pr_head_sha && format('[{0}] {1}', inputs.target_stage, inputs.pr_head_sha) \|\| format('[{0}]', inputs.target_stage)) \|\| '' }}

	on:
	push:
	branches: [ main ]
	paths:
	- "python/**"
	- "scripts/ci/**"
	- "test/**"
	- "sgl-kernel/**"
	- ".github/workflows/pr-test-amd.yml"
	- "docker/rocm.Dockerfile"
	pull_request:
	branches: [ main ]
	paths:
	- "python/**"
	- "scripts/ci/**"
	- "test/**"
	- "sgl-kernel/**"
	- ".github/workflows/pr-test-amd.yml"
	- "docker/rocm.Dockerfile"
	workflow_dispatch:
	inputs:
	target_stage:
	description: "Specific stage to run (optional, for quick testing)"
	required: false
	type: string
	default: ""
	pr_head_sha:
	description: "PR head SHA to checkout (for /rerun-stage on fork PRs)"
	required: false
	type: string
	default: ""
	workflow_call:
	inputs:
	ref:
	description: 'Git ref (branch, tag, or SHA) to test. If not provided, uses the default branch.'
	required: false
	type: string
	default: ''
	run_all_tests:
	description: "Run all tests (for releasing or testing purpose)"
	required: false
	type: boolean
	default: false

	concurrency:
	# Include pr_head_sha in group for /rerun-stage dispatches to avoid collisions with main branch runs
	group: pr-test-amd-${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.ref }}
	cancel-in-progress: ${{ github.event_name != 'workflow_call' }}

	jobs:
	call-gate:
	uses: ./.github/workflows/pr-gate.yml
	secrets: inherit
	check-changes:
	needs: [call-gate]
	runs-on: ubuntu-latest
	outputs:
	main_package: ${{ steps.filter.outputs.main_package \|\| steps.run-mode.outputs.run_all_tests }}
	sgl_kernel: ${{ steps.filter.outputs.sgl_kernel \|\| steps.run-mode.outputs.run_all_tests }}
	multimodal_gen: ${{ steps.filter.outputs.multimodal_gen \|\| steps.run-mode.outputs.run_all_tests }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Determine run mode
	id: run-mode
	run: \|
	# Run all tests for workflow_call (when ref input is provided)
	# Note: github.event_name is inherited from caller, so we detect workflow_call by checking inputs.ref
	if [[ "${{ inputs.run_all_tests }}" == "true" ]]; then
	echo "run_all_tests=true" >> $GITHUB_OUTPUT
	echo "Run mode: ALL TESTS (run_all_tests=${{ inputs.run_all_tests }})"
	else
	echo "run_all_tests=false" >> $GITHUB_OUTPUT
	echo "Run mode: FILTERED (triggered by ${{ github.event_name }})"
	fi

	- name: Detect file changes
	id: filter
	uses: dorny/paths-filter@v3
	if: steps.run-mode.outputs.run_all_tests != 'true'
	with:
	filters: \|
	main_package:
	- "python/sglang/!(multimodal_gen)/**"
	- "python/pyproject_rocm.toml"
	- "python/pyproject_other.toml"
	- "scripts/ci/amd/*"
	- "scripts/ci/utils/*"
	- "test/**"
	- ".github/workflows/pr-test-amd.yml"
	sgl_kernel:
	- "sgl-kernel/**"
	- ".github/workflows/pr-test-amd.yml"
	# Exclude non-ROCm platform configs and code
	- "!sgl-kernel/pyproject_cpu.toml"
	- "!sgl-kernel/pyproject.toml"
	- "!sgl-kernel/pyproject_musa.toml"
	- "!sgl-kernel/setup_musa.py"
	- "!sgl-kernel/csrc/cpu/**"
	# Exclude documentation and non-functional files
	- "!sgl-kernel/README.md"
	- "!sgl-kernel/LICENSE"
	- "!sgl-kernel/THIRDPARTYNOTICES.txt"
	- "!sgl-kernel/.clang-format"
	- "!sgl-kernel/analyze_whl_kernel_sizes.py"
	- "!sgl-kernel/rename_wheels.sh"
	multimodal_gen:
	- "python/sglang/multimodal_gen/**"
	- "python/sglang/cli/**"
	- "python/pyproject_rocm.toml"
	- "python/pyproject_other.toml"

	# =============================================== sgl-kernel ====================================================
	sgl-kernel-unit-test-amd:
	needs: [check-changes]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'sgl-kernel-unit-test-amd') \|\|
	(
	!inputs.target_stage &&
	needs.check-changes.outputs.sgl_kernel == 'true'
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-1]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: \|
	bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 14
	run: \|
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_moe_align.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_moe_topk_softmax.py
	docker exec -w /sglang-checkout/sgl-kernel/tests/speculative ci_sglang python3 -m pytest test_eagle_utils.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_apply_token_bitmask_inplace.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_activation.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_topk.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_kvcacheio.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_moe_topk_sigmoid.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_torch_defaults_reset.py

	sgl-kernel-unit-test-2-gpu-amd:
	needs: [check-changes]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'sgl-kernel-unit-test-2-gpu-amd') \|\|
	(
	!inputs.target_stage &&
	needs.check-changes.outputs.sgl_kernel == 'true'
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-2]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: \|
	bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 20
	run: \|
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_amd_deterministic_custom_allreduce.py
	docker exec -w /sglang-checkout/sgl-kernel/tests ci_sglang python3 -m pytest test_amd_nccl_allreduce_determinism.py

	# =============================================== primary ====================================================

	stage-a-test-1-amd:
	needs: [check-changes]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-a-test-1-amd') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-1]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: \|
	bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 10
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-a-test-1-amd

	stage-b-test-small-1-gpu-amd:
	needs: [check-changes, stage-a-test-1-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-b-test-small-1-gpu-amd') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-1]
	part: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 30
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-b-test-small-1-gpu-amd --auto-partition-id ${{ matrix.part }} --auto-partition-size 13 --timeout-per-file 1800

	stage-b-test-small-1-gpu-amd-mi35x:
	needs: [check-changes, stage-a-test-1-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-b-test-small-1-gpu-amd-mi35x') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi35x-gpu-1]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 30
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-b-test-small-1-gpu-amd-mi35x

	stage-b-test-large-1-gpu-amd:
	needs: [check-changes, stage-a-test-1-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-b-test-large-1-gpu-amd') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-1]
	part: [0, 1]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 30
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-b-test-large-1-gpu-amd --auto-partition-id ${{ matrix.part }} --auto-partition-size 2 --timeout-per-file 1800

	stage-b-test-large-2-gpu-amd:
	needs: [check-changes, stage-a-test-1-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-b-test-large-2-gpu-amd') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-2]
	part: [0, 1]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 30
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-b-test-large-2-gpu-amd --auto-partition-id ${{ matrix.part }} --auto-partition-size 2 --timeout-per-file 1800

	multimodal-gen-test-1-gpu-amd:
	needs: [check-changes]
	if: needs.check-changes.outputs.multimodal_gen == 'true'
	strategy:
	fail-fast: false
	max-parallel: 1 # Run one at a time to avoid eviction from resource exhaustion during AITER kernel JIT
	matrix:
	runner: [linux-mi325-gpu-1]
	part: [0, 1] # 2 partitions: 11 tests ÷ 2 = ~5-6 tests each
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Download artifacts
	if: needs.check-changes.outputs.sgl_kernel == 'true'
	uses: actions/download-artifact@v4
	with:
	path: sgl-kernel/dist/
	merge-multiple: true
	pattern: wheel-python3.10-cuda12.9

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: \|
	bash scripts/ci/amd/amd_ci_install_dependency.sh diffusion

	- name: Setup kernel caches
	run: \|
	# Use the persistent /sgl-data directory (mounted from /home/runner/sgl-data)
	# This directory persists across container restarts on the self-hosted runner
	docker exec ci_sglang mkdir -p /sgl-data/aiter-kernels /sgl-data/miopen-cache /sgl-data/hf-cache/hub

	# Clear pre-built AITER kernels from Docker image to avoid segfaults
	# The image may have stale/incompatible kernels at /sgl-workspace/aiter/aiter/jit/
	echo "Clearing pre-built AITER kernels from Docker image..."
	docker exec ci_sglang rm -rf /sgl-workspace/aiter/aiter/jit/*.so 2>/dev/null \|\| true
	docker exec ci_sglang rm -rf /sgl-data/aiter-kernels/*.so 2>/dev/null \|\| true
	echo "AITER kernels cleared - will be rebuilt on first use"

	# Create persistent cache marker if /sgl-data is a real mount (not ephemeral)
	# This tells the test cleanup code to NOT delete downloaded models
	if docker exec ci_sglang test -d /sgl-data && docker exec ci_sglang mountpoint -q /sgl-data 2>/dev/null; then
	docker exec ci_sglang touch /sgl-data/hf-cache/.persistent_cache
	echo "Created .persistent_cache marker - HF cache will persist"
	else
	echo "WARNING: /sgl-data is not a mount point - models will be cleaned up after each test"
	fi

	# Check MIOpen cache (VAE convolution kernels)
	miopen_files=$(docker exec ci_sglang find /sgl-data/miopen-cache -name "*.udb" 2>/dev/null \| wc -l \|\| echo "0")
	echo "Found ${miopen_files} MIOpen cache files"

	- name: Diagnose HF cache and system resources
	run: \|
	echo "=== System Memory Status ==="
	free -h
	echo ""
	echo "=== Disk Space ==="
	df -h /home/runner/sgl-data 2>/dev/null \|\| df -h
	echo ""
	echo "=== HF Cache Directory Structure ==="
	docker exec ci_sglang ls -la /sgl-data/hf-cache/ 2>/dev/null \|\| echo "HF cache dir not found"
	docker exec ci_sglang ls -la /sgl-data/hf-cache/hub/ 2>/dev/null \|\| echo "HF hub cache not found"
	echo ""
	echo "=== Checking for cached diffusion models (1-GPU tests) ==="
	# Models used in 1-GPU tests: Wan2.1-T2V-1.3B, HunyuanVideo, Qwen-Image, FLUX.1, FLUX.2
	for model in "Wan-AI--Wan2.1-T2V-1.3B-Diffusers" "tencent--HunyuanVideo" "Qwen--Qwen-Image" "black-forest-labs--FLUX.1-dev" "black-forest-labs--FLUX.2-dev"; do
	cache_path="/sgl-data/hf-cache/hub/models--${model}"
	if docker exec ci_sglang test -d "$cache_path"; then
	size=$(docker exec ci_sglang du -sh "$cache_path" 2>/dev/null \| cut -f1)
	echo "✓ CACHED: $model ($size)"
	else
	echo "✗ NOT CACHED: $model"
	fi
	done
	echo ""
	echo "=== GPU Memory Status ==="
	docker exec ci_sglang rocm-smi --showmeminfo vram 2>/dev/null \|\| echo "rocm-smi not available"

	- name: Run diffusion server tests (1-GPU)
	timeout-minutes: 45
	run: \|
	# AMD CI: All 1-GPU tests except FLUX.2 (FLUX.1 covers same code path)
	# Tests: T2V, T2I, I2V, LoRA
	#
	# HF download env vars:
	# - HF_HUB_ENABLE_HF_TRANSFER=1: Use faster hf_transfer for downloads (if available)
	# - HF_HUB_DISABLE_SYMLINKS_WARNING=1: Suppress symlink warnings
	docker exec \
	-e SGLANG_E2E_TOLERANCE=0.3 \
	-e SGLANG_STAGE_TIME_TOLERANCE=0.2 \
	-e SGLANG_NON_DENOISE_STAGE_TIME_TOLERANCE=0.6 \
	-e SGLANG_DENOISE_STEP_TOLERANCE=0.6 \
	-e SGLANG_DENOISE_AGG_TOLERANCE=0.3 \
	-e SGLANG_TEST_NUM_INFERENCE_STEPS=5 \
	-e AITER_JIT_DIR=/sgl-data/aiter-kernels \
	-e MIOPEN_USER_DB_PATH=/sgl-data/miopen-cache \
	-e HF_HUB_ENABLE_HF_TRANSFER=1 \
	-e HF_HUB_DISABLE_SYMLINKS_WARNING=1 \
	-w /sglang-checkout/python \
	ci_sglang python3 sglang/multimodal_gen/test/run_suite.py \
	--suite 1-gpu \
	--partition-id ${{ matrix.part }} \
	--total-partitions 2 \
	-k "not flux_2"

	# Post-test diagnostics
	echo "=== Post-test System Memory Status ==="
	free -h

	multimodal-gen-test-2-gpu-amd:
	needs: [check-changes]
	if: needs.check-changes.outputs.multimodal_gen == 'true'
	strategy:
	fail-fast: false
	max-parallel: 1 # Run one at a time to avoid eviction from resource exhaustion during AITER kernel JIT
	matrix:
	runner: [linux-mi325-gpu-2]
	part: [0, 1] # 2 partitions: 9 tests ÷ 2 = ~4-5 tests each
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Download artifacts
	if: needs.check-changes.outputs.sgl_kernel == 'true'
	uses: actions/download-artifact@v4
	with:
	path: sgl-kernel/dist/
	merge-multiple: true
	pattern: wheel-python3.10-cuda12.9

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: \|
	bash scripts/ci/amd/amd_ci_install_dependency.sh diffusion

	- name: Setup kernel caches
	run: \|
	# Use the persistent /sgl-data directory (mounted from /home/runner/sgl-data)
	docker exec ci_sglang mkdir -p /sgl-data/aiter-kernels /sgl-data/miopen-cache /sgl-data/hf-cache/hub

	# Clear pre-built AITER kernels from Docker image to avoid segfaults
	# The image may have stale/incompatible kernels at /sgl-workspace/aiter/aiter/jit/
	echo "Clearing pre-built AITER kernels from Docker image..."
	docker exec ci_sglang rm -rf /sgl-workspace/aiter/aiter/jit/*.so 2>/dev/null \|\| true
	docker exec ci_sglang rm -rf /sgl-data/aiter-kernels/*.so 2>/dev/null \|\| true
	echo "AITER kernels cleared - will be rebuilt on first use"

	# Create persistent cache marker if /sgl-data is a real mount (not ephemeral)
	# This tells the test cleanup code to NOT delete downloaded models
	if docker exec ci_sglang test -d /sgl-data && docker exec ci_sglang mountpoint -q /sgl-data 2>/dev/null; then
	docker exec ci_sglang touch /sgl-data/hf-cache/.persistent_cache
	echo "Created .persistent_cache marker - HF cache will persist"
	else
	echo "WARNING: /sgl-data is not a mount point - models will be cleaned up after each test"
	fi

	# Check MIOpen cache (VAE convolution kernels)
	miopen_files=$(docker exec ci_sglang find /sgl-data/miopen-cache -name "*.udb" 2>/dev/null \| wc -l \|\| echo "0")
	echo "Found ${miopen_files} MIOpen cache files"

	- name: Diagnose HF cache and system resources
	run: \|
	echo "=== System Memory Status ==="
	free -h
	echo ""
	echo "=== Disk Space ==="
	df -h /home/runner/sgl-data 2>/dev/null \|\| df -h
	echo ""
	echo "=== HF Cache Directory Structure ==="
	docker exec ci_sglang ls -la /sgl-data/hf-cache/ 2>/dev/null \|\| echo "HF cache dir not found"
	docker exec ci_sglang ls -la /sgl-data/hf-cache/hub/ 2>/dev/null \|\| echo "HF hub cache not found"
	echo ""
	echo "=== Checking for cached diffusion models (2-GPU tests) ==="
	# Models used in 2-GPU tests: Wan2.2-T2V-A14B, Wan2.1-T2V-14B, Qwen-Image, FLUX.1
	for model in "Wan-AI--Wan2.2-T2V-A14B-Diffusers" "Wan-AI--Wan2.1-T2V-14B-Diffusers" "Qwen--Qwen-Image" "black-forest-labs--FLUX.1-dev"; do
	cache_path="/sgl-data/hf-cache/hub/models--${model}"
	if docker exec ci_sglang test -d "$cache_path"; then
	size=$(docker exec ci_sglang du -sh "$cache_path" 2>/dev/null \| cut -f1)
	echo "✓ CACHED: $model ($size)"
	else
	echo "✗ NOT CACHED: $model"
	fi
	done
	echo ""
	echo "=== GPU Memory Status ==="
	docker exec ci_sglang rocm-smi --showmeminfo vram 2>/dev/null \|\| echo "rocm-smi not available"

	- name: Run diffusion server tests (2-GPU)
	timeout-minutes: 80
	run: \|
	# AMD CI: All 2-GPU tests including LoRA
	# Tests: T2V, T2I, I2V, LoRA
	#
	# HF download env vars:
	# - HF_HUB_ENABLE_HF_TRANSFER=1: Use faster hf_transfer for downloads (if available)
	# - HF_HUB_DISABLE_SYMLINKS_WARNING=1: Suppress symlink warnings
	docker exec \
	-e SGLANG_E2E_TOLERANCE=0.3 \
	-e SGLANG_STAGE_TIME_TOLERANCE=0.2 \
	-e SGLANG_NON_DENOISE_STAGE_TIME_TOLERANCE=0.6 \
	-e SGLANG_DENOISE_STEP_TOLERANCE=0.6 \
	-e SGLANG_DENOISE_AGG_TOLERANCE=0.3 \
	-e SGLANG_TEST_NUM_INFERENCE_STEPS=5 \
	-e AITER_JIT_DIR=/sgl-data/aiter-kernels \
	-e MIOPEN_USER_DB_PATH=/sgl-data/miopen-cache \
	-e HF_HUB_ENABLE_HF_TRANSFER=1 \
	-e HF_HUB_DISABLE_SYMLINKS_WARNING=1 \
	-w /sglang-checkout/python \
	ci_sglang python3 sglang/multimodal_gen/test/run_suite.py \
	--suite 2-gpu \
	--partition-id ${{ matrix.part }} \
	--total-partitions 2

	# Post-test diagnostics
	echo "=== Post-test System Memory Status ==="
	free -h


	stage-c-test-large-8-gpu-amd:
	needs: [check-changes, call-gate, stage-b-test-small-1-gpu-amd, stage-b-test-large-2-gpu-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-c-test-large-8-gpu-amd') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	env:
	RUNNER_LABELS: linux-mi325-gpu-8
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi325-gpu-8]
	part: [0, 1, 2]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Test RCCL multi-GPU communication
	timeout-minutes: 5
	run: \|
	echo "Testing RCCL multi-GPU communication with debug info..."
	docker exec ci_sglang bash -c "cd /sglang-checkout && NCCL_DEBUG=INFO RCCL_DEBUG=INFO torchrun --nproc_per_node=8 scripts/ci/amd/test_rccl_multi_gpu.py"

	- name: Run test
	timeout-minutes: 60
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-c-test-large-8-gpu-amd --auto-partition-id ${{ matrix.part }} --auto-partition-size 3 --timeout-per-file 3600

	stage-c-test-large-8-gpu-amd-mi35x:
	needs: [check-changes, call-gate, stage-b-test-small-1-gpu-amd, stage-b-test-large-2-gpu-amd]
	if: \|
	always() &&
	(
	(inputs.target_stage == 'stage-c-test-large-8-gpu-amd-mi35x') \|\|
	(
	!inputs.target_stage &&
	(!failure() && !cancelled()) &&
	((needs.check-changes.outputs.main_package == 'true') \|\| (needs.check-changes.outputs.sgl_kernel == 'true'))
	)
	)
	strategy:
	fail-fast: false
	matrix:
	runner: [linux-mi35x-gpu-8]
	part: [0]
	runs-on: ${{matrix.runner}}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: ${{ inputs.pr_head_sha \|\| inputs.ref \|\| github.sha }}

	- name: Ensure VRAM is clear
	run: bash scripts/ensure_vram_clear.sh rocm

	- name: Start CI container
	run: bash scripts/ci/amd/amd_ci_start_container.sh
	env:
	GITHUB_WORKSPACE: ${{ github.workspace }}

	- name: Install dependencies
	run: bash scripts/ci/amd/amd_ci_install_dependency.sh

	- name: Run test
	timeout-minutes: 60
	run: \|
	bash scripts/ci/amd/amd_ci_exec.sh -w "/sglang-checkout/test" python3 run_suite.py --hw amd --suite stage-c-test-large-8-gpu-amd-mi35x --auto-partition-id ${{ matrix.part }} --auto-partition-size 1 --timeout-per-file 3600

	pr-test-amd-finish:
	needs:
	[
	call-gate,
	check-changes,

	sgl-kernel-unit-test-amd,
	sgl-kernel-unit-test-2-gpu-amd,
	multimodal-gen-test-1-gpu-amd,
	multimodal-gen-test-2-gpu-amd,

	stage-a-test-1-amd,
	stage-b-test-small-1-gpu-amd,
	stage-b-test-small-1-gpu-amd-mi35x,
	stage-b-test-large-1-gpu-amd,
	stage-b-test-large-2-gpu-amd,
	stage-c-test-large-8-gpu-amd,
	stage-c-test-large-8-gpu-amd-mi35x,
	]
	if: always()
	runs-on: ubuntu-latest
	steps:
	- name: Check all dependent job statuses
	run: \|
	# Convert the 'needs' context to a JSON string
	json_needs='${{ toJson(needs) }}'

	# Get a list of all job names from the JSON keys
	job_names=$(echo "$json_needs" \| jq -r 'keys_unsorted[]')

	for job in $job_names; do
	# For each job, extract its result
	result=$(echo "$json_needs" \| jq -r --arg j "$job" '.[$j].result')

	# Print the job name and its result
	echo "$job: $result"

	# Check for failure or cancellation and exit if found
	if [[ "$result" == "failure" \|\| "$result" == "cancelled" ]]; then
	echo "The above jobs failed."
	exit 1
	fi
	done

	# If the loop completes, all jobs were successful
	echo "All jobs completed successfully"
	exit 0

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[HiCache] feat: Add detailed cache hit breakdown for HiCache in sgl_ext and Prometheus metrics #57258

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[HiCache] feat: Add detailed cache hit breakdown for HiCache in sgl_ext and Prometheus metrics #57258

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