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init: shaext is supported in openssl and better on ryzen than b2

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enkore 2017-06-16 11:44:23 +02:00 committed by GitHub
parent 5eeaf7a67c
commit 2b13607f46
1 changed files with 2 additions and 1 deletions
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src/borg/archiver.py
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@ -2452,7 +2452,8 @@ def define_common_options(add_common_option):
On modern Intel/AMD CPUs (except very cheap ones), AES is usually
hardware-accelerated.
BLAKE2b is faster than SHA256 on Intel/AMD 64-bit CPUs,
BLAKE2b is faster than SHA256 on Intel/AMD 64-bit CPUs
(except AMD Ryzen and future CPUs with SHA extensions),
which makes `authenticated-blake2` faster than `none` and `authenticated`.
On modern ARM CPUs, NEON provides hardware acceleration for SHA256 making it faster