#!/bin/sh
echo "=== S3 evidence (no-ps variant) ==="
rm -f /tmp/grab.out
(sysctl -w kern.dfet.grab=1 > /tmp/grab.out 2>&1) &
sleep 3
echo "--- grab.out after 3s (EMPTY = serializer capture proven; 'ACQUIRED' = free):"
cat /tmp/grab.out 2>/dev/null || echo "(no file)"
echo "(end)"
echo "--- stats t0:"
sysctl kern.dfet.stats
sleep 3
echo "--- stats t0+3s:"
sysctl kern.dfet.stats
echo "--- dmesg S3 markers:"
dmesg | grep 'dfet: S3' | tail -2
echo "--- load:"
uptime