ydb/library/cpp/yt/coding/varint.h, branch get_cmakelists2 Mirror of YDB github repos https://code.mastervirt.ru/ydb/atom?h=get_cmakelists2 2023-03-10T12:58:08Z Optimize varints 2023-03-10T12:58:08Z babenko babenko@yandex-team.com 2023-03-10T12:58:08Z urn:sha1:a22464af67422add223a24051527992cf49777a6 Before: %% Run on (56 X 3200 MHz CPU s) CPU Caches: L1 Data 32 KiB (x28) L1 Instruction 32 KiB (x28) L2 Unified 256 KiB (x28) L3 Unified 35840 KiB (x2) Load Average: 1.29, 2.30, 2.18 ***WARNING*** CPU scaling is enabled, the benchmark real time measurements may be noisy and will incur extra overhead. ----------------------------------------------------------- Benchmark Time CPU Iterations ----------------------------------------------------------- BM_SmallVarUint 275 ns 275 ns 1843898 BM_MediumVarUint 825 ns 824 ns 843158 BM_LargeVarUint 1200 ns 1200 ns 585964 %% After: %% Run on (56 X 3200 MHz CPU s) CPU Caches: L1 Data 32 KiB (x28) L1 Instruction 32 KiB (x28) L2 Unified 256 KiB (x28) L3 Unified 35840 KiB (x2) Load Average: 1.67, 1.73, 1.74 ***WARNING*** CPU scaling is enabled, the benchmark real time measurements may be noisy and will incur extra overhead. ----------------------------------------------------------- Benchmark Time CPU Iterations ----------------------------------------------------------- BM_SmallVarUint 131 ns 130 ns 5345527 BM_MediumVarUint 505 ns 505 ns 1000000 BM_LargeVarUint 793 ns 793 ns 871621 %% Restoring authorship annotation for <sandello@yandex-team.ru>. Commit 2 of 2. 2022-02-10T13:49:52Z sandello sandello@yandex-team.ru 2022-02-10T13:49:52Z urn:sha1:9541fc30d6f0877db9ff199a16f7fc2505d46a5c Restoring authorship annotation for <sandello@yandex-team.ru>. Commit 1 of 2. 2022-02-10T13:49:52Z sandello sandello@yandex-team.ru 2022-02-10T13:49:52Z urn:sha1:0cdbcf332f1f329f0a3d6759462ad71e7867ac08 Restoring authorship annotation for <psushin@yandex-team.ru>. Commit 2 of 2. 2022-02-10T13:49:20Z psushin psushin@yandex-team.ru 2022-02-10T13:49:20Z urn:sha1:85ad20a00eb9c7d4dcae0debe5172d5f9bc6792f Restoring authorship annotation for <psushin@yandex-team.ru>. Commit 1 of 2. 2022-02-10T13:49:19Z psushin psushin@yandex-team.ru 2022-02-10T13:49:19Z urn:sha1:4ba0e0cae125e5faa4b5664a88c54ab6af93ea4d Restoring authorship annotation for <babenko@yandex-team.ru>. Commit 2 of 2. 2022-02-10T13:49:19Z babenko babenko@yandex-team.ru 2022-02-10T13:49:19Z urn:sha1:f31097c96270919a1f49360bdaaa69ea4f3fefab Restoring authorship annotation for <babenko@yandex-team.ru>. Commit 1 of 2. 2022-02-10T13:49:19Z babenko babenko@yandex-team.ru 2022-02-10T13:49:19Z urn:sha1:cec37806d8847aa3db53bafc9e251d4aaf325c12 Restoring authorship annotation for <ignat@yandex-team.ru>. Commit 2 of 2. 2022-02-10T13:48:20Z ignat ignat@yandex-team.ru 2022-02-10T13:48:20Z urn:sha1:12d7840a194f4a6e4ea77a405f980074cf43e942 Restoring authorship annotation for <ignat@yandex-team.ru>. Commit 1 of 2. 2022-02-10T13:48:20Z ignat ignat@yandex-team.ru 2022-02-10T13:48:20Z urn:sha1:c8b279dd21ddcb47e755028d81281f113a0f4a11 Restoring authorship annotation for <lukyan@yandex-team.ru>. Commit 2 of 2. 2022-02-10T13:48:13Z lukyan lukyan@yandex-team.ru 2022-02-10T13:48:13Z urn:sha1:96647fad5355ff5ef45a00a6d85c097028584ab0