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chacha20poly1305: Migrate to universal-hash 0.5#415

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str4d wants to merge 1 commit intoRustCrypto:masterfrom
str4d:universal-hash-0.5
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chacha20poly1305: Migrate to universal-hash 0.5#415
str4d wants to merge 1 commit intoRustCrypto:masterfrom
str4d:universal-hash-0.5

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str4d commented Apr 21, 2022

str4d force-pushed the universal-hash-0.5 branch from 485e789 to b776cfc Compare April 24, 2022 15:51
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str4d commented Apr 24, 2022

Force-pushed to bump the revision of poly1305.

Benchmarks relative to current master (Ryzen 9 5950X):

chacha20poly1305/encrypt/1024
time: [5730.9994 cycles 5734.1911 cycles 5738.3088 cycles]
thrpt: [5.6038 cpb 5.5998 cpb 5.5967 cpb]
change:
time: [-1.2771% -1.1631% -1.0515%] (p = 0.00 < 0.05)
thrpt: [+1.0626% +1.1767% +1.2936%]
Performance has improved.
Found 14 outliers among 100 measurements (14.00%)
3 (3.00%) high mild
11 (11.00%) high severe
chacha20poly1305/decrypt/1024
time: [4577.3246 cycles 4579.2528 cycles 4581.4244 cycles]
thrpt: [4.4740 cpb 4.4719 cpb 4.4700 cpb]
change:
time: [-4.8783% -4.8231% -4.7705%] (p = 0.00 < 0.05)
thrpt: [+5.0095% +5.0675% +5.1284%]
Performance has improved.
Found 8 outliers among 100 measurements (8.00%)
8 (8.00%) high mild
chacha20poly1305/encrypt/2048
time: [7579.3136 cycles 7581.1655 cycles 7583.1663 cycles]
thrpt: [3.7027 cpb 3.7017 cpb 3.7008 cpb]
change:
time: [-3.4497% -3.4016% -3.3540%] (p = 0.00 < 0.05)
thrpt: [+3.4704% +3.5214% +3.5729%]
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
4 (4.00%) high mild
1 (1.00%) high severe
chacha20poly1305/decrypt/2048
time: [5446.0425 cycles 5449.1238 cycles 5452.7436 cycles]
thrpt: [2.6625 cpb 2.6607 cpb 2.6592 cpb]
change:
time: [-3.5903% -3.5273% -3.4635%] (p = 0.00 < 0.05)
thrpt: [+3.5878% +3.6563% +3.7240%]
Performance has improved.
Found 1 outliers among 100 measurements (1.00%)
1 (1.00%) high severe
chacha20poly1305/encrypt/4096
time: [10806.5150 cycles 10808.6504 cycles 10810.7968 cycles]
thrpt: [2.6394 cpb 2.6388 cpb 2.6383 cpb]
change:
time: [-5.7002% -5.6510% -5.6044%] (p = 0.00 < 0.05)
thrpt: [+5.9371% +5.9894% +6.0448%]
Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
1 (1.00%) low mild
1 (1.00%) high mild
1 (1.00%) high severe
chacha20poly1305/decrypt/4096
time: [6320.5370 cycles 6322.9353 cycles 6325.5618 cycles]
thrpt: [1.5443 cpb 1.5437 cpb 1.5431 cpb]
change:
time: [-10.008% -9.8098% -9.6620%] (p = 0.00 < 0.05)
thrpt: [+10.695% +10.877% +11.121%]
Performance has improved.
Found 2 outliers among 100 measurements (2.00%)
1 (1.00%) low mild
1 (1.00%) high mild
chacha20poly1305/encrypt/8192
time: [17692.2380 cycles 17695.0027 cycles 17697.8457 cycles]
thrpt: [2.1604 cpb 2.1600 cpb 2.1597 cpb]
change:
time: [-6.0838% -6.0337% -5.9894%] (p = 0.00 < 0.05)
thrpt: [+6.3710% +6.4212% +6.4779%]
Performance has improved.
Found 6 outliers among 100 measurements (6.00%)
1 (1.00%) low severe
1 (1.00%) high mild
4 (4.00%) high severe
chacha20poly1305/decrypt/8192
time: [8616.7772 cycles 8617.9879 cycles 8619.3565 cycles]
thrpt: [1.0522 cpb 1.0520 cpb 1.0519 cpb]
change:
time: [-12.642% -12.517% -12.394%] (p = 0.00 < 0.05)
thrpt: [+14.148% +14.308% +14.472%]
Performance has improved.
Found 5 outliers among 100 measurements (5.00%)
1 (1.00%) high mild
4 (4.00%) high severe
chacha20poly1305/encrypt/16384
time: [31527.0595 cycles 31578.1437 cycles 31662.5980 cycles]
thrpt: [1.9325 cpb 1.9274 cpb 1.9243 cpb]
change:
time: [-5.2312% -5.1400% -5.0342%] (p = 0.00 < 0.05)
thrpt: [+5.3011% +5.4185% +5.5199%]
Performance has improved.
Found 15 outliers among 100 measurements (15.00%)
4 (4.00%) low mild
3 (3.00%) high mild
8 (8.00%) high severe
chacha20poly1305/decrypt/16384
time: [13137.3008 cycles 13148.9465 cycles 13164.3202 cycles]
thrpt: [0.8035 cpb 0.8025 cpb 0.8018 cpb]
change:
time: [-15.008% -14.964% -14.920%] (p = 0.00 < 0.05)
thrpt: [+17.536% +17.598% +17.659%]
Performance has improved.
Found 13 outliers among 100 measurements (13.00%)
1 (1.00%) low severe
5 (5.00%) high mild
7 (7.00%) high severe

They do seem to vary quite a bit between benchmark runs, but the trend is consistent.

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tarcieri commented Jul 20, 2022

Obsoleted by #439

tarcieri closed this Jul 20, 2022
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2 participants