#!/bin/bash
# Run ps_cost and ps_highload experiments (ps_always already done)
set -euo pipefail
cd /home/admin/cpfs/wjh/agentic-kv
source .venv/bin/activate

MODEL=/home/admin/cpfs/wjh/models/Qwen/Qwen3-Coder-30B-A3B-Instruct
VENV=.venv/bin
TRACE=traces/sampled_1000req_seed42.jsonl

cleanup() {
    for p in $(ps aux | grep -E 'vllm serve|cache_aware_proxy' | grep -v grep | awk '{print $2}' 2>/dev/null); do kill -9 "$p" 2>/dev/null || true; done
    sleep 3
    for p in $(fuser /dev/nvidia* 2>/dev/null | tr ' ' '\n' | sort -u | grep -v '^$' || true); do kill -9 "$p" 2>/dev/null || true; done
    sleep 5
}

launch_7c_1ps() {
    local outdir=$1
    mkdir -p "$outdir"
    for i in $(seq 0 6); do
        VLLM_MOONCAKE_BOOTSTRAP_PORT=$((8998+i)) MASTER_PORT=$((29500+i)) CUDA_VISIBLE_DEVICES=$i \
        $VENV/vllm serve "$MODEL" --host 0.0.0.0 --port $((8000+i)) --tensor-parallel-size 1 \
            --trust-remote-code --enable-prefix-caching --enforce-eager \
            --dtype auto --gpu-memory-utilization 0.9 --max-model-len 200000 \
            --kv-transfer-config '{"kv_connector":"MooncakeConnector","kv_role":"kv_both"}' \
            > "$outdir/vllm_c_$i.log" 2>&1 &
        sleep 2
    done
    VLLM_MOONCAKE_BOOTSTRAP_PORT=9005 MASTER_PORT=29507 CUDA_VISIBLE_DEVICES=7 \
    $VENV/vllm serve "$MODEL" --host 0.0.0.0 --port 8007 --tensor-parallel-size 1 \
        --trust-remote-code --enable-prefix-caching --enforce-eager \
        --dtype auto --gpu-memory-utilization 0.9 --max-model-len 200000 \
        --kv-transfer-config '{"kv_connector":"MooncakeConnector","kv_role":"kv_both"}' \
        > "$outdir/vllm_ps.log" 2>&1 &
    for i in $(seq 0 7); do
        timeout 600 bash -c "until curl -s localhost:$((8000+i))/health > /dev/null 2>&1; do sleep 5; done"
        echo "  inst_$i healthy"
    done
    for bp in $(seq 8998 9005); do
        timeout 120 bash -c "until curl -s localhost:$bp/query > /dev/null 2>&1; do sleep 2; done"
    done
    echo "  All ready"
}

run_exp() {
    local tag=$1 mode=$2 reqs=$3 sess=$4
    local outdir=outputs/$tag
    echo ""
    echo "================================================================"
    echo "  $tag (mode=$mode, reqs=$reqs, sess=$sess)"
    echo "  $(date)"
    echo "================================================================"
    cleanup
    launch_7c_1ps "$outdir"

    $VENV/python scripts/cache_aware_proxy.py \
        --combined http://127.0.0.1:8000 http://127.0.0.1:8001 http://127.0.0.1:8002 \
                   http://127.0.0.1:8003 http://127.0.0.1:8004 http://127.0.0.1:8005 http://127.0.0.1:8006 \
        --ps-instances http://127.0.0.1:8007 --ps-bootstrap-ports 9005 \
        --bootstrap-ports 8998,8999,9000,9001,9002,9003,9004 \
        --offload-mode "$mode" --port 9090 > "$outdir/proxy.log" 2>&1 &
    sleep 3

    $VENV/python -m replayer --trace "$TRACE" \
        --output "$outdir/metrics.jsonl" --endpoint http://localhost:9090 --model "$MODEL" \
        --time-scale 20 --max-inflight-sessions "$sess" --request-limit "$reqs" -v 2>&1 | tail -5

    curl -sf http://localhost:9090/breakdown > "$outdir/breakdown.json" 2>/dev/null || true
    curl -sf http://localhost:9090/stats > "$outdir/stats.json" 2>/dev/null || true
    echo "  Done: $tag"
}

run_exp ps_cost cost 200 7
run_exp ps_highload cost 1000 7
cleanup

echo ""
echo "=== ALL REMAINING DONE $(date) ==="