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| author | Jakob Unterwurzacher | 2021-09-03 17:40:29 +0200 |
|---|---|---|
| committer | Jakob Unterwurzacher | 2021-09-07 18:14:05 +0200 |
| commit | 5046962634d83a01341585f9f96090add2396e82 (patch) | |
| tree | 8daadec2d9c466451a843ba6787ad9cb896d8e11 /Documentation/MANPAGE.md | |
| parent | d9e89cd0210b1d8a1c9cbb33c77013211dfc1ffd (diff) | |
speed: add bEncrypt helper, reuse dst buffer
The bEncrypt helper massively deduplicates the code,
and reusing the dst buffer gives higher performance,
and that's what gocryptfs does in normal operation via
sync.Pool.
$ benchstat old.txt new.txt
name old time/op new time/op delta
StupidGCM-4 6.24µs ± 1% 4.65µs ± 0% -25.47% (p=0.008 n=5+5)
GoGCM-4 4.90µs ± 0% 4.10µs ± 0% -16.44% (p=0.008 n=5+5)
AESSIV-4 26.4µs ± 0% 25.6µs ± 0% -2.90% (p=0.008 n=5+5)
Xchacha-4 5.76µs ± 0% 4.91µs ± 0% -14.79% (p=0.008 n=5+5)
StupidXchacha-4 7.24µs ± 1% 5.48µs ± 0% -24.33% (p=0.008 n=5+5)
name old speed new speed delta
StupidGCM-4 656MB/s ± 1% 880MB/s ± 0% +34.15% (p=0.008 n=5+5)
GoGCM-4 835MB/s ± 0% 1000MB/s ± 0% +19.68% (p=0.008 n=5+5)
AESSIV-4 155MB/s ± 0% 160MB/s ± 0% +2.99% (p=0.008 n=5+5)
Xchacha-4 711MB/s ± 0% 834MB/s ± 0% +17.35% (p=0.008 n=5+5)
StupidXchacha-4 565MB/s ± 1% 747MB/s ± 0% +32.15% (p=0.008 n=5+5)
Diffstat (limited to 'Documentation/MANPAGE.md')
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