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PASS", "Running sanity check 1 .......... PASS", "Running sanity check 2 .......... PASS", "Running append zeroes test .......... PASS", "Running prepend zeroes test .......... PASS", "Running thread-safety test 1 .......... PASS", "Running thread-safety test 2 .......... PASS", "Verification value is 0x00000001 - Testing took 0.387439 seconds" ] } }, "M2Pro": { "status": "complete", "bulk_bytes_per_cycle": 17.93, "bulk_gib_s": 58.46, "small_cycles": 132.86, "bulk_selected_run": 1, "small_selected_run": 1, "bulk_run_spread_percent": 8.685306365258771, "small_run_spread_percent": 8.231334149326797, "aggregation": "median of three; >15% deviations flagged, not discarded", "flagged_runs": [], "runs": [ { "host": "M2Pro", "name": "polyxor-128", "test": "Speed", "run": 1, "command": [ "nice", "-n", "10", "SMHasher3", "polyxor-128", "--test=Speed" ], "raw_file": "evidence/M2/polyxor-128.run1.txt", "raw_sha256": "098660029b3ca0eb448e9d1e3fa679ff9d93d91eec6ea3f6d5ec85f40306b538", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:37:08.034455+00:00", "load_before": { "uptime": "13:37 up 11 days, 1:28, 1 user, load averages: 3.71 4.81 4.48", "load1": 3.708984375, "load5": 4.8056640625, "load15": 4.484375 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:37:51.812559+00:00", "load_after": { "uptime": "13:37 up 11 days, 1:29, 1 user, load averages: 3.80 4.66 4.45", "load1": 3.80126953125, "load5": 4.6630859375, "load15": 4.4462890625 }, "cpu_busy_percent_after": null, "elapsed_seconds": 43.84085283300374, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 17.93, "bulk_gib_s": 58.46, "small_cycles": 132.86, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 17.93, "bulk_gib_s": 58.46, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 17.93 bytes/cycle - 58.46 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 16.37, "bulk_gib_s": 53.37, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 16.37 bytes/cycle - 53.37 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; 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calibrated monotonic estimate", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": 1.8962632459564865, "outlier": false, "small_deviation_from_median_percent": -1.6107180490742223, "small_outlier": false }, { "host": "M2Pro", "name": "polyxor-128", "test": "Speed", "run": 3, "command": [ "nice", "-n", "10", "SMHasher3", "polyxor-128", "--test=Speed" ], "raw_file": "evidence/M2/polyxor-128.run3.txt", "raw_sha256": "c7f90aad56f67ffbf7b6cc860bb69ae4b76c09435123f35ce2325aa0096dfb40", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:50:46.234264+00:00", "load_before": { "uptime": "13:50 up 11 days, 1:42, 1 user, load averages: 3.38 4.20 4.79", "load1": 3.37646484375, "load5": 4.19921875, "load15": 4.79248046875 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:51:27.695977+00:00", "load_after": { "uptime": "13:51 up 11 days, 1:42, 1 user, load averages: 2.93 3.98 4.68", "load1": 2.9296875, "load5": 3.97900390625, "load15": 4.6796875 }, "cpu_busy_percent_after": null, "elapsed_seconds": 41.4619774579769, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 16.81, "bulk_gib_s": 54.79, "small_cycles": 141.48, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 16.81, "bulk_gib_s": 54.79, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 16.81 bytes/cycle - 54.79 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 15.55, "bulk_gib_s": 50.67, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 15.55 bytes/cycle - 50.67 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; 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PASS", "Running sanity check 1 .......... PASS", "Running sanity check 2 .......... PASS", "Running append zeroes test .......... PASS", "Running prepend zeroes test .......... PASS", "Running thread-safety test 1 .......... PASS", "Running thread-safety test 2 .......... PASS", "Verification value is 0x00000001 - Testing took 0.348925 seconds" ] } } }, "polyxor-128.raw": { "Xeon8375C": { "status": "complete", "bulk_bytes_per_cycle": 15.85, "bulk_gib_s": 51.66, "small_cycles": 130.3, "bulk_selected_run": 1, "small_selected_run": 1, "bulk_run_spread_percent": 0.12634238787112562, "small_run_spread_percent": 0.5679201841903181, "aggregation": "higher bulk of two passes; independently lower small average", "flagged_runs": [], "runs": [ { "host": "Xeon8375C", "name": "polyxor-128.raw", "test": "Speed", "run": 1, "command": [ "nice", "-n", "10", "taskset", "-c", "16-23", "SMHasher3", "polyxor-128.raw", "--test=Speed" ], "raw_file": "evidence/Xeon/polyxor-128.raw.run1.txt", "raw_sha256": "af9bc5689f538a822e75935fb8664e6d76022a4dc8191b3a862fda0035ce61e3", "binary_sha256": "67322fb98c8244b442b827ab6b027c7e0c9de8b341e6334e534aa1d712718d13", "started": "2026-09-28T11:38:06.943417+00:00", "load_before": { "uptime": "11:38:06 up 16 days, 20:22, 0 users, load average: 26.55, 34.26, 37.75", "load1": 26.55, "load5": 34.26, "load15": 37.75 }, "cpu_busy_percent_before": { "16": 18.5, "17": 19.5, "18": 10.0, "19": 29.1, "20": 5.0, "21": 4.5, "22": 4.5, "23": 24.4 }, "finished": "2026-09-28T11:39:05.949657+00:00", "load_after": { "uptime": "11:39:05 up 16 days, 20:23, 0 users, load average: 26.26, 32.84, 37.05", "load1": 26.26, "load5": 32.84, "load15": 37.05 }, "cpu_busy_percent_after": { "16": 2.0, "17": 1.0, "18": 3.0, "19": 3.0, "20": 7.0, "21": 15.1, "22": 100.0, "23": 4.0 }, "elapsed_seconds": 59.0099245258607, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 15.85, "bulk_gib_s": 51.66, "small_cycles": 130.3, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 15.85, "bulk_gib_s": 51.66, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 15.85 bytes/cycle - 51.66 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 15.53, "bulk_gib_s": 50.62, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 15.53 bytes/cycle - 50.62 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; TSC ticks", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": 0.06313131313131493, "outlier": false, "small_deviation_from_median_percent": -0.2831560419377044, "small_outlier": false }, { "host": "Xeon8375C", "name": "polyxor-128.raw", "test": "Speed", "run": 2, "command": [ "nice", "-n", "10", "taskset", "-c", "16-23", "SMHasher3", "polyxor-128.raw", "--test=Speed" ], "raw_file": "evidence/Xeon/polyxor-128.raw.run2.txt", "raw_sha256": "cff44e602bf77ec2a43f01117b55e9d7e17987aa75ed998099ca6a6aa25b8690", "binary_sha256": "67322fb98c8244b442b827ab6b027c7e0c9de8b341e6334e534aa1d712718d13", "started": "2026-09-28T11:45:13.195617+00:00", "load_before": { "uptime": "11:45:13 up 16 days, 20:29, 0 users, load average: 30.88, 27.96, 33.20", "load1": 30.88, "load5": 27.96, "load15": 33.2 }, "cpu_busy_percent_before": { "16": 1.5, "17": 3.0, "18": 10.6, "19": 62.0, "20": 22.1, "21": 12.5, "22": 9.0, "23": 41.0 }, "finished": "2026-09-28T11:46:13.152547+00:00", "load_after": { "uptime": "11:46:13 up 16 days, 20:30, 0 users, load average: 47.46, 33.32, 34.73", "load1": 47.46, "load5": 33.32, "load15": 34.73 }, "cpu_busy_percent_after": { "16": 13.1, "17": 100.0, "18": 17.5, "19": 14.1, "20": 7.1, "21": 100.0, "22": 43.8, "23": 8.0 }, "elapsed_seconds": 59.95771207008511, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 15.83, "bulk_gib_s": 51.61, "small_cycles": 131.04, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 15.83, "bulk_gib_s": 51.61, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 15.83 bytes/cycle - 51.61 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 15.48, "bulk_gib_s": 50.46, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 15.48 bytes/cycle - 50.46 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; TSC ticks", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": -0.06313131313131493, "outlier": false, "small_deviation_from_median_percent": 0.2831560419376933, "small_outlier": false } ], "verification": { "raw_file": "evidence/Xeon/polyxor-128.raw.sanity.txt", "raw_sha256": "cd42591841d9e7d407ef7713c6cedb86ae672b3381f3b0a72882175a914f4d4a", "lines": [ "Verification value CE 0x23A6E8BB ...... PASS", "Running sanity check 1 .......... PASS", "Running sanity check 2 .......... PASS", "Running append zeroes test .......... PASS", "Running prepend zeroes test .......... PASS", "Running thread-safety test 1 .......... PASS", "Running thread-safety test 2 .......... PASS", "Verification value is 0x00000001 - Testing took 0.374747 seconds" ] } }, "M2Pro": { "status": "complete", "bulk_bytes_per_cycle": 17.82, "bulk_gib_s": 58.09, "small_cycles": 91.51, "bulk_selected_run": 1, "small_selected_run": 1, "bulk_run_spread_percent": 7.2061429415239076, "small_run_spread_percent": 6.917746982565931, "aggregation": "median of three; >15% deviations flagged, not discarded", "flagged_runs": [], "runs": [ { "host": "M2Pro", "name": "polyxor-128.raw", "test": "Speed", "run": 1, "command": [ "nice", "-n", "10", "SMHasher3", "polyxor-128.raw", "--test=Speed" ], "raw_file": "evidence/M2/polyxor-128.raw.run1.txt", "raw_sha256": "04cfc78821d9bc1487f769d9dd5d556b9deb79b40cadd61cb1ae384d81ccecba", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:37:51.916577+00:00", "load_before": { "uptime": "13:37 up 11 days, 1:29, 1 user, load averages: 3.80 4.66 4.45", "load1": 3.80126953125, "load5": 4.6630859375, "load15": 4.4462890625 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:38:31.547851+00:00", "load_after": { "uptime": "13:38 up 11 days, 1:29, 1 user, load averages: 3.47 4.48 4.39", "load1": 3.46533203125, "load5": 4.478515625, "load15": 4.38623046875 }, "cpu_busy_percent_after": null, "elapsed_seconds": 39.63767608301714, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 17.82, "bulk_gib_s": 58.09, "small_cycles": 91.51, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 17.82, "bulk_gib_s": 58.09, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 17.82 bytes/cycle - 58.09 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 16.37, "bulk_gib_s": 53.36, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 16.37 bytes/cycle - 53.36 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; calibrated monotonic estimate", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": 0.0, "outlier": false, "small_deviation_from_median_percent": 0.0, "small_outlier": false }, { "host": "M2Pro", "name": "polyxor-128.raw", "test": "Speed", "run": 2, "command": [ "nice", "-n", "10", "SMHasher3", "polyxor-128.raw", "--test=Speed" ], "raw_file": "evidence/M2/polyxor-128.raw.run2.txt", "raw_sha256": "cc682e75c5246e1ae6ba0936938a4424d5df1c612727bfbd6efd7cddb1be3103", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:46:42.767785+00:00", "load_before": { "uptime": "13:46 up 11 days, 1:38, 1 user, load averages: 3.08 5.53 5.37", "load1": 3.0771484375, "load5": 5.53125, "load15": 5.3740234375 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:47:21.549357+00:00", "load_after": { "uptime": "13:47 up 11 days, 1:38, 1 user, load averages: 2.63 5.15 5.24", "load1": 2.62939453125, "load5": 5.15283203125, "load15": 5.24169921875 }, "cpu_busy_percent_after": null, "elapsed_seconds": 38.78432412492111, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 18.15, "bulk_gib_s": 59.17, "small_cycles": 89.48, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 18.15, "bulk_gib_s": 59.17, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 18.15 bytes/cycle - 59.17 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 16.79, "bulk_gib_s": 54.73, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 16.79 bytes/cycle - 54.73 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; 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PASS", "Running sanity check 1 .......... PASS", "Running sanity check 2 .......... PASS", "Running append zeroes test .......... PASS", "Running prepend zeroes test .......... PASS", "Running thread-safety test 1 .......... PASS", "Running thread-safety test 2 .......... PASS", "Verification value is 0x00000001 - Testing took 0.305481 seconds" ] } } }, "XXH3-128": { "Xeon8375C": { "status": "complete", "bulk_bytes_per_cycle": 20.03, "bulk_gib_s": 65.29, "small_cycles": 34.91, "bulk_selected_run": 2, "small_selected_run": 2, "bulk_run_spread_percent": 1.6751269035533145, "small_run_spread_percent": 0.05729017473503628, "aggregation": "higher bulk of two passes; independently lower small average", "flagged_runs": [], "runs": [ { "host": "Xeon8375C", "name": "XXH3-128", "test": "Speed", "run": 1, "command": [ "nice", "-n", "10", "taskset", "-c", "16-23", "SMHasher3", "XXH3-128", "--test=Speed" ], "raw_file": "evidence/Xeon/XXH3-128.run1.txt", "raw_sha256": "76e66f12a743c0ec5295edf1cbbef44a9f7f7baa127487eeebfbd574132a12e8", "binary_sha256": "67322fb98c8244b442b827ab6b027c7e0c9de8b341e6334e534aa1d712718d13", "started": "2026-09-28T11:39:08.029131+00:00", "load_before": { "uptime": "11:39:08 up 16 days, 20:23, 0 users, load average: 26.26, 32.84, 37.05", "load1": 26.26, "load5": 32.84, "load15": 37.05 }, "cpu_busy_percent_before": { "16": 6.0, "17": 1.0, "18": 4.5, "19": 3.5, "20": 13.5, "21": 5.5, "22": 100.0, "23": 3.5 }, "finished": "2026-09-28T11:39:49.831586+00:00", "load_after": { "uptime": "11:39:49 up 16 days, 20:23, 0 users, load average: 25.57, 31.70, 36.46", "load1": 25.57, "load5": 31.7, "load15": 36.46 }, "cpu_busy_percent_after": { "16": 10.5, "17": 98.5, "18": 13.0, "19": 3.0, "20": 8.5, "21": 16.0, "22": 97.5, "23": 11.5 }, "elapsed_seconds": 41.80274959700182, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 19.7, "bulk_gib_s": 64.2, "small_cycles": 34.93, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 19.7, "bulk_gib_s": 64.2, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 19.70 bytes/cycle - 64.20 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 19.73, "bulk_gib_s": 64.3, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 19.73 bytes/cycle - 64.30 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; 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calibrated monotonic estimate", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": 0.0, "outlier": false, "small_deviation_from_median_percent": -0.042498937526569414, "small_outlier": false }, { "host": "M2Pro", "name": "komihash", "test": "Speed", "run": 2, "command": [ "nice", "-n", "10", "SMHasher3", "komihash", "--test=Speed" ], "raw_file": "evidence/M2/komihash.run2.txt", "raw_sha256": "2ddbfd02d72f162fe4f61f6491d91ee156361faf7557b9c21addcdef5f7aa3e5", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:49:45.215134+00:00", "load_before": { "uptime": "13:49 up 11 days, 1:41, 1 user, load averages: 3.42 4.35 4.89", "load1": 3.41845703125, "load5": 4.3486328125, "load15": 4.88525390625 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:50:46.203133+00:00", "load_after": { "uptime": "13:50 up 11 days, 1:42, 1 user, load averages: 3.38 4.20 4.79", "load1": 3.37646484375, "load5": 4.19921875, "load15": 4.79248046875 }, "cpu_busy_percent_after": null, "elapsed_seconds": 60.99252204201184, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 8.55, "bulk_gib_s": 27.86, "small_cycles": 23.53, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 8.55, "bulk_gib_s": 27.86, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 8.55 bytes/cycle - 27.86 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 8.52, "bulk_gib_s": 27.79, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 8.52 bytes/cycle - 27.79 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; calibrated monotonic estimate", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": 0.23446658851116187, "outlier": false, "small_deviation_from_median_percent": 0.0, "small_outlier": false }, { "host": "M2Pro", "name": "komihash", "test": "Speed", "run": 3, "command": [ "nice", "-n", "10", "SMHasher3", "komihash", "--test=Speed" ], "raw_file": "evidence/M2/komihash.run3.txt", "raw_sha256": "33e009a3784c3fe9d3b46cd5b74de33499bd05ba4d481452d4945eaa0ab48cb3", "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "started": "2026-09-28T11:54:22.900607+00:00", "load_before": { "uptime": "13:54 up 11 days, 1:45, 1 user, load averages: 2.87 3.22 4.21", "load1": 2.86572265625, "load5": 3.22021484375, "load15": 4.208984375 }, "cpu_busy_percent_before": null, "finished": "2026-09-28T11:55:24.127336+00:00", "load_after": { "uptime": "13:55 up 11 days, 1:46, 1 user, load averages: 3.17 3.24 4.15", "load1": 3.17236328125, "load5": 3.2392578125, "load15": 4.146484375 }, "cpu_busy_percent_after": null, "elapsed_seconds": 61.225623167003505, "returncode": 0, "gate_passed_at_launch": true, "smhasher_pids_at_launch": [], "bulk_bytes_per_cycle": 8.35, "bulk_gib_s": 27.21, "small_cycles": 24.25, "bulk_sections": [ { "header": "Bulk speed test - 262144-byte keys", "bulk_bytes_per_cycle": 8.35, "bulk_gib_s": 27.21, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 8.35 bytes/cycle - 27.21 GiB/sec @ 3.5 ghz" }, { "header": "Bulk speed test - [262017, 262144]-byte keys", "bulk_bytes_per_cycle": 8.05, "bulk_gib_s": 26.26, "clock_assumption": "3.5 ghz", "clock_ghz": 3.5, "average_line": "Average - 8.05 bytes/cycle - 26.26 GiB/sec @ 3.5 ghz" } ], "small_header": "Small key speed test - [1, 31]-byte keys", "clock_assumption": "3.5 GHz printed GiB/s; calibrated monotonic estimate", "clock_ghz": 3.5, "sha256_verified": true, "valid": true, "deviation_from_median_percent": -2.1101992966002348, "outlier": false, "small_deviation_from_median_percent": 3.0599235019124427, "small_outlier": false } ] } }, "meta": { "definition": "PolyXOR128 (Orson Peters), crate polyxor 0.1.0 (commit 3123eb6, zlib license), https://github.com/orlp/polyxor; 128-bit output", "registrations": { "polyxor-128": "hasher(); update(bytes); finalize_avalanche() (the crate's documented default output, a bijection of finalize_raw), 16 little-endian bytes; the table row", "polyxor-128.raw": "hasher(); update(bytes); finalize_raw(), 16 little-endian bytes", "XXH3-128": "same-binary control (base build registration)", "UMASH-128": "same-binary control (base build registration)", "rapidhash": "same-binary control (base build registration)", "komihash": "same-binary control (base build registration)" }, "key_model": "PolyXor128::from_entropy of 4160 uniformly random bytes; the harness expands the 64-bit SMHasher3 seed with SplitMix64 into those 4160 bytes in seedfn, outside the timed calls (as for ChainHash-128); key setup is not timed", "verification_values": { "polyxor-128": "0xA9574CA8", "polyxor-128.raw": "0x23A6E8BB", "note": "SMHasher3 CE verification codes of this registration (identical on x86-64 and arm64); computed by SMHasher3 with the value set to 0, then fixed; Sanity PASS on both hosts" }, "backend": { "Xeon8375C": "arch=x86_64 backend=hash_blocks_avx512 (compile-time) compile_time=[(\"avx512f\", true), (\"avx512vl\", true), (\"vpclmulqdq\", true), (\"avx2\", true), (\"pclmulqdq\", true)] runtime=[(\"avx512f\", true), (\"avx512vl\", true), (\"vpclmulqdq\", true), (\"avx2\", true), (\"pclmulqdq\", true)]", "M2Pro": "arch=aarch64 backend=neon::hash_blocks (compile-time) compile_time=[(\"neon\", true), (\"aes\", true)] runtime=[(\"neon\", true), (\"aes\", true)]", "note": "with RUSTFLAGS=-C target-cpu=native the crate selects its backend at compile time: hash_blocks_avx512 (AVX-512F/VL + VPCLMULQDQ) on the Xeon, neon::hash_blocks (NEON + AES/PMULL) on the M2" }, "affinity": { "Xeon8375C": "nice -n 10 taskset -c 16-23 (the post's range; per-CPU busy samples of 16-23 in each run record)", "M2Pro": "nice -n 10, no affinity" }, "load_gate": { "M2Pro": { "no_process": "SMHasher3", "load1_less_than": 4.5, "poll_seconds": 60 }, "Xeon8375C": { "no_process": "SMHasher3", "load1_less_than": 80.0, "poll_seconds": 60, "note": "shared host (~40/96 load from other users' unpinned jobs); one timing job at a time" } }, "protocol": { "command": "SMHasher3 NAME --test=Speed (unmodified harness, no overrides)", "bulk": "Average of alignments 0..7 at fixed 262144 bytes (SMHasher3 Average line)", "small": "Average of the 31 separately measured 1..31-byte costs", "xeon": "two complete passes; higher fixed-size bulk (ties: higher GiB/s, then earlier) and lower small average (ties: earlier) selected independently", "m2": "three complete passes; median of bulk and median of small, independently; any run deviating more than 15 percent from its median is flagged, never dropped", "key_setup_timed": false, "completed_runs_excluded": 0 }, "builds": { "Xeon8375C": { "compiler": "c++ (GCC) 11.5.0 20240719 (Red Hat 11.5.0-14)", "flags": [ "-O3", "-std=c++11", "-DNDEBUG", "-DHAVE_THREADS", "-march=native", "-DPOLYXOR_VERIFY=0xA9574CA8", "-DPOLYXOR_RAW_VERIFY=0x23A6E8BB" ], "link_extra": [ "-lpthread", "-ldl", "-lm" ], "rustc": "rustc 1.98.1 (48a229cea 2026-09-01)", "cargo": "cargo 1.98.1 (797e8a9bc 2026-08-05)", "rustflags": "-C target-cpu=native", "rust_profile": "release, lto=true, codegen-units=1, panic=abort; polyxor default features (aes, std, runtime_detection)", "polyxor": { "version": "0.1.0", "commit": "3123eb6", "src_lib_rs_sha256": "568e027ee77b5a2cf4594e3c09ab7ea8454cacec10d1b31232237b5e5a4fbcbd", "src_dispatch_rs_sha256": "03d1974523971618f7c1e69dc240e0f682d669f861a59d202f22984ff14c4c36", "src_x86_64_rs_sha256": "5fdb5ac85fb85b9744e39329d8056c5e0d0a5fecad40383bec077c765ec01a1b", "src_neon_rs_sha256": "49578f09bf1f8993bb1706b2bf84b585be91a2894c892e8ab032fbcad9159c18" }, "reused_objects": { "main.cpp.o": "877a4598076d3c30326b11a352bbc3f8bd9a9a881035657e1af6756521ae8c39", "libSMHasher3Tests.a": "677e878c7e4a41add883cff0d1fd1b3f7bdfef01fe9d279d2c6ba3cbaa60d55b", "libSMHasher3Hashlib.a": "81dee0aff7103f2a98e520bcc18c139f2cb3b90ad31895775c43dc085301fc00" }, "registration_sources": { "polyxor.cpp": "d15e066f24a541b29651a4b9ad2238daa3316e1e7e7be3978e1524f45e988c20", "lib.rs": "af5d46bad728393bb6c54f87ee67cb60664777103b1c4845862e60e61a6a15db", "Cargo.toml": "000477e14afcb7c7069f7e6dc01e405837dbfdd48b5a791189f1b6abb292b11e", "Cargo.lock": "d9e2fa1a18c20a8d02601e3f4a9cebcece2f4a8d9ced12f51cdb6cbbca58cf08" }, "staticlib_sha256": "7bca9cd56b5f6c67fcbc4f5e00d774f9782643bfa2c169096edaf89f897c23a1", "registration_object_sha256": "db99c1b11c841164a5dfad4b8fcb5e8777508ec81080773bd15baa00d038e672", "backend_probe": "arch=x86_64 backend=hash_blocks_avx512 (compile-time) compile_time=[(\"avx512f\", true), (\"avx512vl\", true), (\"vpclmulqdq\", true), (\"avx2\", true), (\"pclmulqdq\", true)] runtime=[(\"avx512f\", true), (\"avx512vl\", true), (\"vpclmulqdq\", true), (\"avx2\", true), (\"pclmulqdq\", true)]", "verification_macros": { "POLYXOR_VERIFY": "0xA9574CA8", "POLYXOR_RAW_VERIFY": "0x23A6E8BB" }, "binary_sha256": "67322fb98c8244b442b827ab6b027c7e0c9de8b341e6334e534aa1d712718d13", "base": "the post's Xeon SMHasher3 Release build (build-release-20260917, binary sha256 03c2ff9f38cc564400eeb1906da90cb74ea6efcff2bea6c660626fdbe1571a99); main.cpp.o and both libraries are the same objects the ChainHash-128 lane reused", "evidence_folder": "evidence/Xeon", "provenance_file": "evidence/Xeon/provenance.json" }, "M2Pro": { "compiler": "Apple clang version 17.0.0 (clang-1700.6.4.2)", "flags": [ "-O3", "-std=c++11", "-DNDEBUG", "-DHAVE_THREADS", "-march=native+crypto", "-DPOLYXOR_VERIFY=0xA9574CA8", "-DPOLYXOR_RAW_VERIFY=0x23A6E8BB" ], "link_extra": [ "-L", "-lcrypto" ], "rustc": "rustc 1.98.1 (48a229cea 2026-09-01)", "cargo": "cargo 1.98.1 (797e8a9bc 2026-08-05)", "rustflags": "-C target-cpu=native", "rust_profile": "release, lto=true, codegen-units=1, panic=abort; polyxor default features (aes, std, runtime_detection)", "polyxor": { "version": "0.1.0", "commit": "3123eb6", "src_lib_rs_sha256": "568e027ee77b5a2cf4594e3c09ab7ea8454cacec10d1b31232237b5e5a4fbcbd", "src_dispatch_rs_sha256": "03d1974523971618f7c1e69dc240e0f682d669f861a59d202f22984ff14c4c36", "src_x86_64_rs_sha256": "5fdb5ac85fb85b9744e39329d8056c5e0d0a5fecad40383bec077c765ec01a1b", "src_neon_rs_sha256": "49578f09bf1f8993bb1706b2bf84b585be91a2894c892e8ab032fbcad9159c18" }, "reused_objects": { "main.cpp.o": "5851b8d94d393e09a68215c2deee8891f7a433ed506d371efb7969b0719702ba", "libSMHasher3Tests.a": "29fdf203986808dc910c64fda427826798d118e9f2dffd68cccdf05fbaf3881d", "libSMHasher3Hashlib.a": "4eae18d42d35e75036676c356bde9d16a0c508e380b9598eccc49c295d13e38b" }, "registration_sources": { "polyxor.cpp": "d15e066f24a541b29651a4b9ad2238daa3316e1e7e7be3978e1524f45e988c20", "lib.rs": "af5d46bad728393bb6c54f87ee67cb60664777103b1c4845862e60e61a6a15db", "Cargo.toml": "000477e14afcb7c7069f7e6dc01e405837dbfdd48b5a791189f1b6abb292b11e", "Cargo.lock": "d9e2fa1a18c20a8d02601e3f4a9cebcece2f4a8d9ced12f51cdb6cbbca58cf08" }, "staticlib_sha256": "5c613ee29778a8dc4c2c63f8f165a871c19b9d3446682b1212a0897aea5c3c77", "registration_object_sha256": "e9ab3e05318a20a85cc0d9c0a6fcb1406f16f80ef3f7002f1b785a0a18ec729f", "backend_probe": "arch=aarch64 backend=neon::hash_blocks (compile-time) compile_time=[(\"neon\", true), (\"aes\", true)] runtime=[(\"neon\", true), (\"aes\", true)]", "verification_macros": { "POLYXOR_VERIFY": "0xA9574CA8", "POLYXOR_RAW_VERIFY": "0x23A6E8BB" }, "binary_sha256": "0d6d797b4c52075a5d533b874cb133dac5011f5e3790d3400bc663ac1d7f805e", "base": "the public timing reproduction's arm64 build (pin 3de870c7 + patch series incl. the arm64 family.cmake fix; binary sha256 52c54407205727175eb0034f030a7956f187f99dd98131fe9dae45f237947391). The post's M2 base (m2-rerun/build-fixed, binary fb2f75fb...) no longer exists on disk; controls here are same-binary, so polyxor is compared against them rather than against the chart's older M2 cells", "evidence_folder": "evidence/M2", "provenance_file": "evidence/M2/provenance.json" } }, "units": { "Xeon8375C": "TSC ticks", "M2Pro": "SMHasher3 calibrated cycles (per-process monotonic-clock estimate)", "gib_s": "printed GiB/s assumes 3.5 GHz on both hosts; a conversion of B/cycle" } } }