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Merged
JakobVogelsang merged 2 commits into from
Nov 6, 2025
Merged

feat: decode sampled values #3

JakobVogelsang merged 2 commits into from
Nov 6, 2025

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@JakobVogelsang
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@JakobVogelsang JakobVogelsang commented Nov 4, 2025

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github-actions bot commented Nov 4, 2025

Benchmark Results

SMV Decoder Benchmarks

test smv_frame_detection ... bench:           2 ns/iter (+/- 0)

test full_smv_decode ... bench:         370 ns/iter (+/- 3)

test smv_throughput/decode_rate_kHz/4 ... bench:         375 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/8 ... bench:         376 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/16 ... bench:         366 ns/iter (+/- 3)


=== Validating Realistic Max (8×12) ===
Packet size: 1227 bytes
✓ Successfully decoded 1227 bytes
  Total parsed: 1227 bytes

=== Validating Stress Test (8×32) ===
Packet size: 2757 bytes
✓ Successfully decoded 2757 bytes
  Total parsed: 2757 bytes

=== SMV Packet Configurations ===
Realistic Max (8 ASDUs × 12 samples = 96 total):
  - Packet size: 1227 bytes
  - MTU utilization: 81.8%
  - ✓ Fits within Ethernet MTU

Stress Test (8 ASDUs × 32 samples = 256 total):
  - Packet size: 2757 bytes
  - MTU utilization: 183.8%
  - ⚠️  Exceeds Ethernet MTU!
=================================

test max_configurations/realistic_max_8x12 ... bench:        3873 ns/iter (+/- 55)
test max_configurations/stress_test_8x32 ... bench:        7730 ns/iter (+/- 131)


=== Comprehensive Packet Size Comparison ===
Small (1 ASDU × 8 samples = 8 total): 140 bytes
Realistic Max (8 ASDUs × 12 samples = 96 total): 1227 bytes
Stress Test (8 ASDUs × 32 samples = 256 total): 2757 bytes

Size ratios:
  - Realistic vs Small: 8.8x larger
  - Stress vs Small: 19.7x larger
  - Stress vs Realistic: 2.2x larger
===========================================

test smv_packet_comparison/small_1x8 ... bench:         357 ns/iter (+/- 0)
test smv_packet_comparison/realistic_8x12 ... bench:        4034 ns/iter (+/- 19)
test smv_packet_comparison/stress_8x32 ... bench:        7999 ns/iter (+/- 42)

GOOSE Codec Benchmarks


=== GOOSE Benchmark Packet Info ===
Total packet size: 1385 bytes
Ethernet MTU limit: ~1500 bytes
Utilization: 92.3%
===================================

test goose_frame_detection ... bench:           2 ns/iter (+/- 0)

test goose_pdu_decode ... bench:       19508 ns/iter (+/- 40)

test full_goose_decode ... bench:       19663 ns/iter (+/- 74)

test ethernet_header_encode ... bench:          28 ns/iter (+/- 0)

test goose_pdu_encode ... bench:       10829 ns/iter (+/- 41)

test goose_encode_decode_roundtrip ... bench:       30331 ns/iter (+/- 112)

test goose_data_size/encode/10 ... bench:        1407 ns/iter (+/- 11)
test goose_data_size/encode/50 ... bench:        3687 ns/iter (+/- 9)
test goose_data_size/encode/100 ... bench:        6393 ns/iter (+/- 18)
test goose_data_size/encode/150 ... bench:        8989 ns/iter (+/- 59)
test goose_data_size/encode/200 ... bench:       11214 ns/iter (+/- 48)

test goose_packet_rates/decode_rate_Hz/50 ... bench:       19533 ns/iter (+/- 640)
test goose_packet_rates/decode_rate_Hz/100 ... bench:       19596 ns/iter (+/- 51)
test goose_packet_rates/decode_rate_Hz/1000 ... bench:       19277 ns/iter (+/- 81)

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github-actions bot commented Nov 6, 2025

Benchmark Results

SMV Decoder Benchmarks

test full_smv_decode ... bench:         363 ns/iter (+/- 0)

test smv_throughput/decode_rate_kHz/4 ... bench:         385 ns/iter (+/- 0)
test smv_throughput/decode_rate_kHz/8 ... bench:         377 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/16 ... bench:         384 ns/iter (+/- 1)


=== Validating Realistic Max (8×12) ===
Packet size: 1227 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== Validating Stress Test (8×32) ===
Packet size: 2757 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== SMV Packet Configurations ===
Realistic Max (8 ASDUs × 12 samples = 96 total):
  - Packet size: 1227 bytes
  - MTU utilization: 81.8%
  - ✓ Fits within Ethernet MTU

Stress Test (8 ASDUs × 32 samples = 256 total):
  - Packet size: 2757 bytes
  - MTU utilization: 183.8%
  - ⚠️  Exceeds Ethernet MTU!
=================================

test max_configurations/realistic_max_8x12 ... bench:        3956 ns/iter (+/- 14)
test max_configurations/stress_test_8x32 ... bench:        7630 ns/iter (+/- 98)


=== Comprehensive Packet Size Comparison ===
Small (1 ASDU × 8 samples = 8 total): 140 bytes
Realistic Max (8 ASDUs × 12 samples = 96 total): 1227 bytes
Stress Test (8 ASDUs × 32 samples = 256 total): 2757 bytes

Size ratios:
  - Realistic vs Small: 8.8x larger
  - Stress vs Small: 19.7x larger
  - Stress vs Realistic: 2.2x larger
===========================================

test smv_packet_comparison/small_1x8 ... bench:         378 ns/iter (+/- 1)
test smv_packet_comparison/realistic_8x12 ... bench:        4071 ns/iter (+/- 22)
test smv_packet_comparison/stress_8x32 ... bench:        7761 ns/iter (+/- 26)

test smv_encode/small_1x8 ... bench:         600 ns/iter (+/- 1)
test smv_encode/realistic_8x12 ... bench:        5901 ns/iter (+/- 139)
test smv_encode/stress_8x32 ... bench:       14124 ns/iter (+/- 26)


=== SMV Encoding Performance (Zero-Copy) ===
Testing zero-copy encoding with exact allocation
================================================

test smv_encode_comparison/zero_copy/small_1x8 ... bench:         611 ns/iter (+/- 5)
test smv_encode_comparison/zero_copy/realistic_8x12 ... bench:        5910 ns/iter (+/- 21)
test smv_encode_comparison/zero_copy/stress_8x32 ... bench:       13978 ns/iter (+/- 122)

test smv_roundtrip/small_1x8 ... bench:        1071 ns/iter (+/- 2)
test smv_roundtrip/realistic_8x12 ... bench:       10841 ns/iter (+/- 48)
test smv_roundtrip/stress_8x32 ... bench:       22859 ns/iter (+/- 82)

GOOSE Codec Benchmarks


=== GOOSE Benchmark Packet Info ===
Total packet size: 1385 bytes
Ethernet MTU limit: ~1500 bytes
Utilization: 92.3%
===================================

test goose_frame_detection ... bench:           2 ns/iter (+/- 0)

test goose_pdu_decode ... bench:       18747 ns/iter (+/- 400)

test full_goose_decode ... bench:       19491 ns/iter (+/- 352)

test ethernet_header_encode ... bench:          28 ns/iter (+/- 0)

test goose_pdu_encode ... bench:       10471 ns/iter (+/- 199)

test goose_encode_decode_roundtrip ... bench:       29797 ns/iter (+/- 308)

test goose_data_size/encode/10 ... bench:        1454 ns/iter (+/- 6)
test goose_data_size/encode/50 ... bench:        3678 ns/iter (+/- 14)
test goose_data_size/encode/100 ... bench:        6366 ns/iter (+/- 42)
test goose_data_size/encode/150 ... bench:        9021 ns/iter (+/- 71)
test goose_data_size/encode/200 ... bench:       11472 ns/iter (+/- 35)

test goose_packet_rates/decode_rate_Hz/50 ... bench:       19310 ns/iter (+/- 289)
test goose_packet_rates/decode_rate_Hz/100 ... bench:       19281 ns/iter (+/- 304)
test goose_packet_rates/decode_rate_Hz/1000 ... bench:       19344 ns/iter (+/- 241)

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github-actions bot commented Nov 6, 2025

Benchmark Results

SMV Decoder Benchmarks

test full_smv_decode ... bench:         367 ns/iter (+/- 4)

test smv_throughput/decode_rate_kHz/4 ... bench:         366 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/8 ... bench:         383 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/16 ... bench:         383 ns/iter (+/- 0)


=== Validating Realistic Max (8×12) ===
Packet size: 1227 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== Validating Stress Test (8×32) ===
Packet size: 2757 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== SMV Packet Configurations ===
Realistic Max (8 ASDUs × 12 samples = 96 total):
  - Packet size: 1227 bytes
  - MTU utilization: 81.8%
  - ✓ Fits within Ethernet MTU

Stress Test (8 ASDUs × 32 samples = 256 total):
  - Packet size: 2757 bytes
  - MTU utilization: 183.8%
  - ⚠️  Exceeds Ethernet MTU!
=================================

test max_configurations/realistic_max_8x12 ... bench:        3897 ns/iter (+/- 15)
test max_configurations/stress_test_8x32 ... bench:        7729 ns/iter (+/- 36)


=== Comprehensive Packet Size Comparison ===
Small (1 ASDU × 8 samples = 8 total): 140 bytes
Realistic Max (8 ASDUs × 12 samples = 96 total): 1227 bytes
Stress Test (8 ASDUs × 32 samples = 256 total): 2757 bytes

Size ratios:
  - Realistic vs Small: 8.8x larger
  - Stress vs Small: 19.7x larger
  - Stress vs Realistic: 2.2x larger
===========================================

test smv_packet_comparison/small_1x8 ... bench:         380 ns/iter (+/- 1)
test smv_packet_comparison/realistic_8x12 ... bench:        4082 ns/iter (+/- 19)
test smv_packet_comparison/stress_8x32 ... bench:        7674 ns/iter (+/- 54)

test smv_encode/small_1x8 ... bench:         587 ns/iter (+/- 2)
test smv_encode/realistic_8x12 ... bench:        5913 ns/iter (+/- 26)
test smv_encode/stress_8x32 ... bench:       13825 ns/iter (+/- 34)


=== SMV Encoding Performance (Zero-Copy) ===
Testing zero-copy encoding with exact allocation
================================================

test smv_encode_comparison/zero_copy/small_1x8 ... bench:         596 ns/iter (+/- 2)
test smv_encode_comparison/zero_copy/realistic_8x12 ... bench:        5968 ns/iter (+/- 17)
test smv_encode_comparison/zero_copy/stress_8x32 ... bench:       13822 ns/iter (+/- 120)

test smv_roundtrip/small_1x8 ... bench:        1106 ns/iter (+/- 4)
test smv_roundtrip/realistic_8x12 ... bench:       10707 ns/iter (+/- 50)
test smv_roundtrip/stress_8x32 ... bench:       22575 ns/iter (+/- 58)

GOOSE Codec Benchmarks


=== GOOSE Benchmark Packet Info ===
Total packet size: 1385 bytes
Ethernet MTU limit: ~1500 bytes
Utilization: 92.3%
===================================

test goose_frame_detection ... bench:           2 ns/iter (+/- 0)

test goose_pdu_decode ... bench:       19887 ns/iter (+/- 71)

test full_goose_decode ... bench:       19560 ns/iter (+/- 47)

test ethernet_header_encode ... bench:          28 ns/iter (+/- 0)

test goose_pdu_encode ... bench:       10384 ns/iter (+/- 124)

test goose_encode_decode_roundtrip ... bench:       30339 ns/iter (+/- 232)

test goose_data_size/encode/10 ... bench:        1430 ns/iter (+/- 6)
test goose_data_size/encode/50 ... bench:        3707 ns/iter (+/- 13)
test goose_data_size/encode/100 ... bench:        6467 ns/iter (+/- 18)
test goose_data_size/encode/150 ... bench:        8917 ns/iter (+/- 296)
test goose_data_size/encode/200 ... bench:       11621 ns/iter (+/- 22)

test goose_packet_rates/decode_rate_Hz/50 ... bench:       19478 ns/iter (+/- 190)
test goose_packet_rates/decode_rate_Hz/100 ... bench:       19444 ns/iter (+/- 41)
test goose_packet_rates/decode_rate_Hz/1000 ... bench:       19409 ns/iter (+/- 35)

@github-actions
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github-actions bot commented Nov 6, 2025

Benchmark Results

SMV Decoder Benchmarks

test full_smv_decode ... bench:         366 ns/iter (+/- 11)

test smv_throughput/decode_rate_kHz/4 ... bench:         388 ns/iter (+/- 1)
test smv_throughput/decode_rate_kHz/8 ... bench:         389 ns/iter (+/- 3)
test smv_throughput/decode_rate_kHz/16 ... bench:         385 ns/iter (+/- 1)


=== Validating Realistic Max (8×12) ===
Packet size: 1227 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== Validating Stress Test (8×32) ===
Packet size: 2757 bytes
✓ Successfully decoded PDU
  Number of ASDUs: 8
  Simulation: false

=== SMV Packet Configurations ===
Realistic Max (8 ASDUs × 12 samples = 96 total):
  - Packet size: 1227 bytes
  - MTU utilization: 81.8%
  - ✓ Fits within Ethernet MTU

Stress Test (8 ASDUs × 32 samples = 256 total):
  - Packet size: 2757 bytes
  - MTU utilization: 183.8%
  - ⚠️  Exceeds Ethernet MTU!
=================================

test max_configurations/realistic_max_8x12 ... bench:        3959 ns/iter (+/- 207)
test max_configurations/stress_test_8x32 ... bench:        7738 ns/iter (+/- 231)


=== Comprehensive Packet Size Comparison ===
Small (1 ASDU × 8 samples = 8 total): 140 bytes
Realistic Max (8 ASDUs × 12 samples = 96 total): 1227 bytes
Stress Test (8 ASDUs × 32 samples = 256 total): 2757 bytes

Size ratios:
  - Realistic vs Small: 8.8x larger
  - Stress vs Small: 19.7x larger
  - Stress vs Realistic: 2.2x larger
===========================================

test smv_packet_comparison/small_1x8 ... bench:         367 ns/iter (+/- 1)
test smv_packet_comparison/realistic_8x12 ... bench:        4030 ns/iter (+/- 11)
test smv_packet_comparison/stress_8x32 ... bench:        7758 ns/iter (+/- 32)

test smv_encode/small_1x8 ... bench:         593 ns/iter (+/- 8)
test smv_encode/realistic_8x12 ... bench:        5794 ns/iter (+/- 43)
test smv_encode/stress_8x32 ... bench:       13828 ns/iter (+/- 135)


=== SMV Encoding Performance (Zero-Copy) ===
Testing zero-copy encoding with exact allocation
================================================

test smv_encode_comparison/zero_copy/small_1x8 ... bench:         586 ns/iter (+/- 24)
test smv_encode_comparison/zero_copy/realistic_8x12 ... bench:        5825 ns/iter (+/- 203)
test smv_encode_comparison/zero_copy/stress_8x32 ... bench:       13925 ns/iter (+/- 311)

test smv_roundtrip/small_1x8 ... bench:        1060 ns/iter (+/- 2)
test smv_roundtrip/realistic_8x12 ... bench:       10494 ns/iter (+/- 100)
test smv_roundtrip/stress_8x32 ... bench:       22628 ns/iter (+/- 774)

GOOSE Codec Benchmarks


=== GOOSE Benchmark Packet Info ===
Total packet size: 1385 bytes
Ethernet MTU limit: ~1500 bytes
Utilization: 92.3%
===================================

test goose_frame_detection ... bench:           2 ns/iter (+/- 0)

test goose_pdu_decode ... bench:       19777 ns/iter (+/- 67)

test full_goose_decode ... bench:       19230 ns/iter (+/- 233)

test ethernet_header_encode ... bench:          28 ns/iter (+/- 0)

test goose_pdu_encode ... bench:       10769 ns/iter (+/- 24)

test goose_encode_decode_roundtrip ... bench:       30760 ns/iter (+/- 681)

test goose_data_size/encode/10 ... bench:        1425 ns/iter (+/- 8)
test goose_data_size/encode/50 ... bench:        3583 ns/iter (+/- 15)
test goose_data_size/encode/100 ... bench:        6222 ns/iter (+/- 13)
test goose_data_size/encode/150 ... bench:        8699 ns/iter (+/- 25)
test goose_data_size/encode/200 ... bench:       11198 ns/iter (+/- 46)

test goose_packet_rates/decode_rate_Hz/50 ... bench:       19299 ns/iter (+/- 539)
test goose_packet_rates/decode_rate_Hz/100 ... bench:       19413 ns/iter (+/- 269)
test goose_packet_rates/decode_rate_Hz/1000 ... bench:       19222 ns/iter (+/- 234)

@JakobVogelsang JakobVogelsang merged commit cc8c59e into main Nov 6, 2025
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2 participants

@JakobVogelsang