Trace runner (run_v3_trace.sh) + concurrent mb7 correctness test

This commit is contained in:
2026-05-28 17:28:48 +08:00
parent e705bb33b6
commit 21db2affb4
3 changed files with 121 additions and 1 deletions

View File

@@ -193,6 +193,29 @@ async def main_async(a):
print(f"[mb7] busy: A_run={na} B_run={nb}")
break
# --- concurrent correctness mode: fire N transfers at once ----------
if a.concurrent > 1 and a.mode == "layerwise":
print(f"[mb7] CONCURRENT correctness: {a.concurrent} simultaneous "
f"transfers per size (src=A stresses concurrent producing)")
all_ok = True
for sz in sizes:
tasks = [
asyncio.create_task(measure_layerwise(
client, A, B, src_eid, src_bp_addr,
synth_prompt(sz * 1000 + j, sz), sz * 1000 + j))
for j in range(a.concurrent)
]
rows = await asyncio.gather(*tasks)
oks = [r["cached"] >= int(sz * 0.9) for r in rows]
all_ok = all_ok and all(oks)
print(f" sz={sz:>6} x{a.concurrent}: cached="
f"{[r['cached'] for r in rows]} correct={oks}")
print(f"[mb7] CONCURRENT correctness: "
f"{'ALL PASS' if all_ok else 'FAILURE'}")
if loader:
await loader.stop()
return
results = []
for sz in sizes:
for rep in range(a.repeats):
@@ -259,6 +282,9 @@ def main():
p.add_argument("--repeats", type=int, default=3)
p.add_argument("--bg-load", type=int, default=0,
help="N concurrent background decode streams across A+B")
p.add_argument("--concurrent", type=int, default=1,
help="layerwise: fire N simultaneous transfers to test "
"concurrent-producing correctness")
p.add_argument("--out", default="mb7_result.json")
args = p.parse_args()
asyncio.run(main_async(args))

View File

@@ -23,6 +23,7 @@ GPUS=(${GPUS:-0 1})
SIZES="${SIZES:-8192,16384,32768}"
REPEATS="${REPEATS:-3}"
BG_LOAD="${BG_LOAD:-0}"
CONCURRENT="${CONCURRENT:-1}"
MAX_BATCHED="${MAX_BATCHED:-40960}" # >= max prompt => no chunked prefill
DATE="$(date +%Y%m%d_%H%M)"
OUTDIR="${OUTDIR:-$PROJ_DIR/outputs/mb7_${MODE}_${DATE}}"
@@ -102,7 +103,7 @@ echo "[run] mb7 --mode $MODE"
--src-port "${PORTS[0]}" --dst-port "${PORTS[1]}" \
--src-bp "${BPS[0]}" --dst-bp "${BPS[1]}" \
--sizes "$SIZES" --repeats "$REPEATS" --bg-load "$BG_LOAD" \
--out "$OUTDIR/mb7_result.json" \
--concurrent "$CONCURRENT" --out "$OUTDIR/mb7_result.json" \
2>&1 | tee "$OUTDIR/mb7_run.txt"
echo "[done] $OUTDIR"

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@@ -0,0 +1,93 @@
#!/usr/bin/env bash
# Full 1200-req v3 trace, two modes (MODE env), for layer-wise re-profile.
# MODE=baseline : stock connector + stock proxy (post-hoc transfer)
# MODE=layerwise : LAYERWISE connector + write-mode proxy (overlapped)
# Both: unified_v3 routing + DR-fix. Connector & proxy restored from backup
# on exit. Output-equivalence/correctness gate = success rate + migrated-req
# TTFT distribution (byte-level KV correctness already validated on mb7).
#
# Usage (on dash0): MODE=baseline bash run_v3_trace.sh
# MODE=layerwise bash run_v3_trace.sh
set -uo pipefail
MODE="${MODE:-baseline}"
PROJ_DIR="${PROJ_DIR:-/home/admin/cpfs/wjh/agentic-kv}"
VENV="$PROJ_DIR/.venv"
VLLM_ROOT="$VENV/lib/python3.12/site-packages/vllm"
TRACE="${TRACE:-$PROJ_DIR/traces/w600_r0.0015_st30.jsonl}"
DATE="$(date +%Y%m%d_%H%M)"
OUTROOT="${OUTROOT:-$PROJ_DIR/outputs/v3trace_${MODE}_${DATE}}"
PYTHON="$VENV/bin/python"
DR_FIX="$PROJ_DIR/microbench/connector_tax/cache_sweep/apply_direct_read_fix.py"
MC_FILE="$VLLM_ROOT/distributed/kv_transfer/kv_connector/v1/mooncake/mooncake_connector.py"
PROXY_FILE="$PROJ_DIR/scripts/cache_aware_proxy.py"
LW_CONN="${LW_CONN:-/tmp/mooncake_connector.LAYERWISE.py}"
WM_PROXY="${WM_PROXY:-/tmp/cache_aware_proxy.WRITEMODE.py}"
mkdir -p "$OUTROOT"
cfg_dir="$OUTROOT/unified_v3"; mkdir -p "$cfg_dir"
# Backups (connector backup already exists as .ORIG_BACKUP; make proxy one).
[ -f "$MC_FILE.ORIG_BACKUP" ] || cp "$MC_FILE" "$MC_FILE.ORIG_BACKUP"
[ -f "$PROXY_FILE.ORIG_BACKUP" ] || cp "$PROXY_FILE" "$PROXY_FILE.ORIG_BACKUP"
restore() {
cp -f "$MC_FILE.ORIG_BACKUP" "$MC_FILE"
cp -f "$PROXY_FILE.ORIG_BACKUP" "$PROXY_FILE"
"$PYTHON" "$DR_FIX" --revert --vllm-root "$VLLM_ROOT" 2>/dev/null || true
echo "[restore] connector+proxy reset to ORIG, DR-fix reverted"
}
cleanup() {
pkill -9 -f cache_aware_proxy 2>/dev/null || true
pkill -9 -f "vllm serve" 2>/dev/null || true
pkill -9 -f "EngineCore" 2>/dev/null || true
sleep 5
restore
}
trap cleanup EXIT
pkill -9 -f "vllm serve" 2>/dev/null || true; sleep 3
restore # start from clean
echo "=== v3 trace ($MODE) -> $OUTROOT ==="
if [ "$MODE" = "layerwise" ]; then
cp -f "$LW_CONN" "$MC_FILE"
cp -f "$WM_PROXY" "$PROXY_FILE"
"$PYTHON" -c "import ast; ast.parse(open('$MC_FILE').read()); ast.parse(open('$PROXY_FILE').read()); print('[deploy] LAYERWISE conn + WRITEMODE proxy AST OK')" || exit 1
export MOONCAKE_LAYERWISE=1
export EAR_WRITE_MODE=1
fi
echo "[DR-fix] apply"
"$PYTHON" "$DR_FIX" --apply --vllm-root "$VLLM_ROOT"
export VLLM_MOONCAKE_DISABLE_DIRECT_READ_SYNC=1
echo "[run] unified_v3 (MOONCAKE_LAYERWISE=${MOONCAKE_LAYERWISE:-0} EAR_WRITE_MODE=${EAR_WRITE_MODE:-0})"
bash "$PROJ_DIR/scripts/b3_isolated_policy.sh" "unified_v3" "$TRACE" "$cfg_dir" \
2>&1 | tee "$cfg_dir/orchestrator.log" | tail -20
pkill -9 -f cache_aware_proxy 2>/dev/null || true
pkill -9 -f "vllm serve" 2>/dev/null || true
sleep 5
echo "[stats] $MODE"
"$PYTHON" - "$cfg_dir" << 'PYEOF'
import json, sys, statistics
d = sys.argv[1]
ms = [json.loads(l) for l in open(f"{d}/metrics.jsonl")]
ok = [m for m in ms if not m.get("error")]
ttft = sorted(m["ttft_s"] for m in ok if m.get("ttft_s") is not None)
def p(q): return ttft[min(len(ttft)-1, int(q*len(ttft)))] if ttft else 0
print(f" requests: {len(ms)} success: {len(ok)} ({len(ok)/max(1,len(ms))*100:.1f}%)")
print(f" TTFT s : p50={p(.5):.2f} p90={p(.9):.2f} p99={p(.99):.2f}")
# migrated reqs from proxy breakdown
try:
bd = json.load(open(f"{d}/breakdown.json"))
mig = [x for x in bd if x.get("route_class") == "PD_SEP_V2"]
mids = {x["request_id"] for x in mig}
mt = sorted(m["ttft_s"] for m in ok if m["request_id"] in mids and m.get("ttft_s"))
print(f" migrations: {len(mig)} migrated-req TTFT: "
f"p50={mt[len(mt)//2]:.2f} p90={mt[int(len(mt)*.9)]:.2f} max={mt[-1]:.2f}" if mt else f" migrations: {len(mig)}")
except Exception as e:
print(f" (breakdown parse: {e})")
PYEOF
echo "[done] $cfg_dir (metrics.jsonl, breakdown.json)"