=== Phase A: baseline (no grooming) ===
>>> MARKER HIT - full control buffer (0x00-0x40):
    +00: 14 00 00 00 00 00 00 00 07 00 00 00 00 00 00 00 
    +10: 7f 00 00 01 cc cc cc cc 11 00 00 00 00 00 00 00 
    +20: 41 00 00 00 00 00 00 00 40 00 00 01 00 00 00 00 
    +30: 11 00 00 00 00 00 00 00 44 00 00 00 00 00 00 00 
run 0: pad_bytes=5400 nonzero=1797 (cc=1188 z5=0) sample: 00 00 00 00 
run 1: pad_bytes=5400 nonzero=1816 (cc=1204 z5=4) sample: cc cc cc cc 
run 2: pad_bytes=5400 nonzero=1811 (cc=1200 z5=4) sample: 00 00 00 00 
=== Phase B: same-process 0xCC groom ===
run 0: pad_bytes=5400 nonzero=1807 MARKER(0xCC)=1196 sample: 00 00 00 00 
run 1: pad_bytes=5400 nonzero=2275 MARKER(0xCC)=1668 sample: cc cc cc cc 
run 2: pad_bytes=5400 nonzero=2887 MARKER(0xCC)=2280 sample: cc cc cc cc 
=== Phase C: cross-process 0x5A groom ===
run 0: pad_bytes=5400 nonzero=3015 XPROC-MARKER(0x5A)=0 sample: cc cc cc cc 
run 1: pad_bytes=5400 nonzero=3007 XPROC-MARKER(0x5A)=0 sample: cc cc cc cc 
run 2: pad_bytes=5400 nonzero=3015 XPROC-MARKER(0x5A)=0 sample: cc cc cc cc 
done