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| author | Marten Seemann <martenseemann@gmail.com> | 2024-02-04 12:59:59 +0700 |
|---|---|---|
| committer | Damien Neil <dneil@google.com> | 2024-03-25 14:58:19 +0000 |
| commit | 2c150f401bae604c203f733b3a1efcb9393fdb60 (patch) | |
| tree | dcb3625f9f7684eb9a5d4ba977e87782139e0d90 /src/net/http/server.go | |
| parent | c4792e60f332577678c643b430e66934fe64a81e (diff) | |
| download | go-2c150f401bae604c203f733b3a1efcb9393fdb60.tar.xz | |
crypto/aes: speed up AES by reducing allocations
By embedding the arrays into aesCipher directly, we can save a few allocations
when creating a new AES cipher. This also avoids a lot of pointer chasing when
encrypting and decrypting, leading to 3-4% faster performance.
Fixes #65507.
name old time/op new time/op delta
Encrypt/AES-128-16 4.70ns ± 3% 4.46ns ± 2% -5.08% (p=0.000 n=10+10)
Encrypt/AES-192-16 4.90ns ± 3% 4.71ns ± 2% -3.98% (p=0.000 n=10+10)
Encrypt/AES-256-16 5.18ns ± 3% 4.91ns ± 1% -5.15% (p=0.000 n=10+10)
Decrypt/AES-128-16 4.51ns ± 2% 4.37ns ± 1% -3.01% (p=0.000 n=10+10)
Decrypt/AES-192-16 4.77ns ± 2% 4.63ns ± 2% -3.05% (p=0.000 n=10+10)
Decrypt/AES-256-16 5.10ns ± 2% 4.93ns ± 3% -3.27% (p=0.000 n=10+10)
Expand/AES-128-16 52.5ns ± 4% 55.9ns ± 3% +6.58% (p=0.000 n=10+10)
Expand/AES-192-16 45.6ns ± 5% 48.1ns ± 2% +5.56% (p=0.000 n=10+10)
Expand/AES-256-16 69.2ns ± 5% 71.7ns ± 3% +3.61% (p=0.006 n=9+10)
CreateCipher/AES-128-16 130ns ± 3% 84ns ± 3% -35.13% (p=0.000 n=10+10)
CreateCipher/AES-192-16 128ns ± 2% 78ns ± 3% -38.82% (p=0.000 n=10+10)
CreateCipher/AES-256-16 156ns ± 3% 105ns ± 4% -32.33% (p=0.000 n=10+10)
name old speed new speed delta
Encrypt/AES-128-16 3.40GB/s ± 2% 3.59GB/s ± 2% +5.35% (p=0.000 n=10+10)
Encrypt/AES-192-16 3.27GB/s ± 3% 3.40GB/s ± 2% +4.13% (p=0.000 n=10+10)
Encrypt/AES-256-16 3.09GB/s ± 2% 3.26GB/s ± 1% +5.42% (p=0.000 n=10+10)
Decrypt/AES-128-16 3.55GB/s ± 2% 3.66GB/s ± 1% +3.09% (p=0.000 n=10+10)
Decrypt/AES-192-16 3.35GB/s ± 2% 3.46GB/s ± 2% +3.14% (p=0.000 n=10+10)
Decrypt/AES-256-16 3.14GB/s ± 2% 3.24GB/s ± 3% +3.39% (p=0.000 n=10+10)
name old alloc/op new alloc/op delta
Encrypt/AES-128-16 0.00B 0.00B ~ (all equal)
Encrypt/AES-192-16 0.00B 0.00B ~ (all equal)
Encrypt/AES-256-16 0.00B 0.00B ~ (all equal)
Decrypt/AES-128-16 0.00B 0.00B ~ (all equal)
Decrypt/AES-192-16 0.00B 0.00B ~ (all equal)
Decrypt/AES-256-16 0.00B 0.00B ~ (all equal)
Expand/AES-128-16 0.00B 0.00B ~ (all equal)
Expand/AES-192-16 0.00B 0.00B ~ (all equal)
Expand/AES-256-16 0.00B 0.00B ~ (all equal)
CreateCipher/AES-128-16 448B ± 0% 512B ± 0% +14.29% (p=0.000 n=10+10)
CreateCipher/AES-192-16 512B ± 0% 512B ± 0% ~ (all equal)
CreateCipher/AES-256-16 576B ± 0% 512B ± 0% -11.11% (p=0.000 n=10+10)
name old allocs/op new allocs/op delta
Encrypt/AES-128-16 0.00 0.00 ~ (all equal)
Encrypt/AES-192-16 0.00 0.00 ~ (all equal)
Encrypt/AES-256-16 0.00 0.00 ~ (all equal)
Decrypt/AES-128-16 0.00 0.00 ~ (all equal)
Decrypt/AES-192-16 0.00 0.00 ~ (all equal)
Decrypt/AES-256-16 0.00 0.00 ~ (all equal)
Expand/AES-128-16 0.00 0.00 ~ (all equal)
Expand/AES-192-16 0.00 0.00 ~ (all equal)
Expand/AES-256-16 0.00 0.00 ~ (all equal)
CreateCipher/AES-128-16 4.00 ± 0% 1.00 ± 0% -75.00% (p=0.000 n=10+10)
CreateCipher/AES-192-16 4.00 ± 0% 1.00 ± 0% -75.00% (p=0.000 n=10+10)
CreateCipher/AES-256-16 4.00 ± 0% 1.00 ± 0% -75.00% (p=0.000 n=10+10)
Change-Id: I0ea0b21cf84b11b6a5fc7c6ace144390eb55438b
Reviewed-on: https://go-review.googlesource.com/c/go/+/561080
Reviewed-by: Damien Neil <dneil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Jorropo <jorropo.pgm@gmail.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Diffstat (limited to 'src/net/http/server.go')
0 files changed, 0 insertions, 0 deletions