#!/bin/bash
#SBATCH --job-name=vl
#SBATCH --partition=gpu-large
#SBATCH --qos=batch-long
#SBATCH --gres=gpu:h200:1
#SBATCH --cpus-per-task=8
#SBATCH --mem=180G
#SBATCH --time=04:00:00
#SBATCH --output=/weka/s225250685/mats-tist/slurm_logs/eval_ensemble_7b_grid_%j.out

set -u
cd /weka/s225250685/mats-tist
set -a; source /weka/s225250685/mats-tist/.env; set +a
export HF_HOME=/weka/s225250685/Huggingface HF_HUB_CACHE=/weka/s225250685/Huggingface/hub
export PYTHONNOUSERSITE=1 NO_PROXY=localhost,127.0.0.1 no_proxy=localhost,127.0.0.1
export PYTHONPATH=/weka/s225250685/mats-tist TOKENIZERS_PARALLELISM=false
export DB_EXEC_API_DISABLE=1

PY=/weka/s225250685/conda-envs/handbook/bin/python
VLLM=/weka/s225250685/conda-envs/handbook/bin/vllm
SELECTOR_CKPT=alignment-handbook/output/selector-qwen7b-v6-pointwise-rich
DEV_FILE=eval_results/paper_SFT_VF_passAt8_bird_dev.jsonl

LOG=/weka/s225250685/mats-tist/slurm_logs/eval_ensemble_7b_grid_${SLURM_JOB_ID}.log
kill_vllm() { pkill -9 -f "vllm serve" 2>/dev/null || true; sleep 5; }
trap kill_vllm EXIT
wait_url() { for i in {1..360}; do curl --noproxy '*' -fs "$1" >/dev/null 2>&1 && return 0; sleep 5; done; return 1; }

$VLLM serve "$SELECTOR_CKPT" \
    --served-model-name selector --port 8103 \
    --dtype bfloat16 --gpu-memory-utilization 0.85 \
    --max-model-len 4096 --enforce-eager --disable-log-requests \
    > "$LOG.serve" 2>&1 &
wait_url http://localhost:8103/v1/models || exit 1

# Finer β grid + γ/δ variants
for CONF in "1.0 0.1 0.5 0.3" "1.0 0.2 0.5 0.3" "1.0 0.25 0.5 0.3" "1.0 0.3 1.0 0.3" "1.0 0.3 0.5 1.0" "1.0 0.3 1.0 1.0" "1.0 0.0 0.5 0.3" "1.0 0.3 0.0 0.0"; do
    read A B G D <<<"$CONF"
    TAG=$(echo $A$B$G$D | sed 's/\./_/g' | tr -d ' ')
    echo "[$(date)] Ensemble eval α=$A β=$B γ=$G δ=$D" | tee -a "$LOG"
    $PY scripts/compute_bestofn_ensemble_v6.py \
        "$DEV_FILE" v6e7b_grid_$TAG \
        --selector_host http://localhost:8103 --model_name selector --threads 16 \
        --alpha $A --beta $B --gamma $G --delta $D \
        --out_dir eval_results 2>&1 | tee -a "$LOG.$TAG"
done

echo "[$(date)] DONE" | tee -a "$LOG"
kill_vllm