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Go 1.4.2
========
39MB/s @1k
go1.4/src/crypto/cipher$ go test -bench=.
BenchmarkAESGCMSeal1K 50000 25968 ns/op 39.43 MB/s
BenchmarkAESGCMOpen1K 50000 25914 ns/op 39.51 MB/s
[...]
Go 1.5
======
41MB/s @1k
go1.5/src/crypto/cipher$ ~/go/src/go1.5/bin/go test -bench=.
BenchmarkAESGCMSeal1K-2 50000 24429 ns/op 41.92 MB/s
BenchmarkAESGCMOpen1K-2 50000 24578 ns/op 41.66 MB/s
BenchmarkAESGCMSeal8K-2 10000 190340 ns/op 43.04 MB/s
BenchmarkAESGCMOpen8K-2 10000 190308 ns/op 43.05 MB/s
[...]
openssl 1.0.1k
==============
302MB/s @1k
$ openssl speed -elapsed -evp aes-128-gcm
[...]
The 'numbers' are in 1000s of bytes per second processed.
type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes
aes-128-gcm 71275.15k 80063.19k 275048.36k 302066.69k 308912.13k
gocryptfs with openssl bindings
===============================
148MB/s @4k
gocryptfs/openssl_benchmark$ ./openssl_benchmark.bash
BenchmarkAESGCMSeal4K 20000 98671 ns/op 41.51 MB/s
BenchmarkAESGCMOpen4K 20000 98679 ns/op 41.51 MB/s
BenchmarkOpensslGCMenc4K 50000 27542 ns/op 148.72 MB/s
BenchmarkOpensslGCMdec4K 50000 27564 ns/op 148.60 MB/s
CPU Info
========
This is tested on a dual-core Intel Sandy Bridge Pentium G630 which does NOT have
aes instructions ( https://en.wikipedia.org/wiki/AES_instruction_set )
$ cat /proc/cpuinfo | fold -s -w 80
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 42
model name : Intel(R) Pentium(R) CPU G630 @ 2.70GHz
stepping : 7
microcode : 0x29
cpu MHz : 1617.574
cache size : 3072 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm
constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc
aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16
xtpr pdcm pcid sse4_1 sse4_2 popcnt tsc_deadline_timer xsave lahf_lm arat epb
pln pts dtherm tpr_shadow vnmi flexpriority ept vpid xsaveopt
bugs :
bogomips : 5387.68
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:
[...]
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