+ openssl speed -evp aes-256-cbc
Doing aes-256-cbc for 3s on 16 size blocks: 54238400 aes-256-cbc's in 3.00s
Doing aes-256-cbc for 3s on 64 size blocks: 15261791 aes-256-cbc's in 3.00s
Doing aes-256-cbc for 3s on 256 size blocks: 3908828 aes-256-cbc's in 3.00s
Doing aes-256-cbc for 3s on 1024 size blocks: 980408 aes-256-cbc's in 3.00s
Doing aes-256-cbc for 3s on 8192 size blocks: 122728 aes-256-cbc's in 3.00s
Doing aes-256-cbc for 3s on 16384 size blocks: OpenSSL 1.1.0f  25 May 2017
built on: reproducible build, date unspecified
options:bn(64,64) rc4(16x,int) des(int) aes(partial) blowfish(ptr) 
compiler: gcc -DDSO_DLFCN -DHAVE_DLFCN_H -DNDEBUG -DOPENSSL_THREADS -DOPENSSL_NO_STATIC_ENGINE -DOPENSSL_PIC -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DRC4_ASM -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM -DGHASH_ASM -DECP_NISTZ256_ASM -DPADLOCK_ASM -DPOLY1305_ASM -DOPENSSLDIR="\"/usr/lib/ssl\"" -DENGINESDIR="\"/usr/lib/x86_64-linux-gnu/engines-1.1\"" 
The 'numbers' are in 1000s of bytes per second processed.
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes  16384 bytes
aes-256-cbc     289271.47k   325584.87k   333553.32k   334645.93k   335129.26k   336483.67k
61612 aes-256-cbc's in 3.00s