[翻译完成] 树莓派性能测试
来源:互联网 发布:工业会计软件 编辑:程序博客网 时间:2024/04/29 03:19
转自:http://my.oschina.net/funnky/blog/141251?p=1#OSC_h3_3
CPU
Linpack基准测试
已经完成对Arm的linpack基准测试, 选用gcc带-O3 (优化等级3)编译代码[1]. 用200大小的数组运行.
包括软件浮点
源码
编译/运行
cc -O3 -o linpack linpack.c -lm linpack.c: In function ‘main’: linpack.c:69: warning: return type of ‘main’ is not ‘int’./linpack Enter array size (q to quit) [200]: 200
结果
Crippled
Memory required: 315K.LINPACK benchmark, Double precision.Machine precision: 15 digits.Array size 200 X 200.Average rolled and unrolled performance: Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS 2 0.53 92.45% 1.89% 5.66% 5493.333 4 1.07 92.52% 2.80% 4.67% 5385.621 8 2.12 92.45% 2.36% 5.19% 5466.003 16 4.24 92.45% 2.83% 4.72% 5438.944 32 8.49 92.11% 2.71% 5.18% 5459.213 64 16.98 92.05% 2.89% 5.06% 5452.440
硬件浮点 (-mfloat-abi=softfp)
Memory required: 315K.LINPACK benchmark, Double precision.Machine precision: 15 digits.Array size 200 X 200.Average rolled and unrolled performance: Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS 8 0.51 90.20% 3.92% 5.88% 22888.889 16 1.02 89.22% 4.90% 5.88% 22888.889 32 2.05 90.24% 3.41% 6.34% 22888.889 64 4.08 91.42% 2.94% 5.64% 22829.437 128 8.16 91.54% 2.94% 5.51% 22799.827 256 16.31 91.35% 2.76% 5.89% 22903.800
Raspbian下的全硬件浮点 (-mfloat-abi=hard -mfpu=vfp), 频率arm_freq=700
Memory required: 315K.LINPACK benchmark, Double precision.Machine precision: 15 digits.Array size 200 X 200.Average rolled and unrolled performance: Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS 16 0.58 89.66% 3.45% 6.90% 40691.358 32 1.17 87.18% 4.27% 8.55% 41071.651 64 2.32 88.36% 3.02% 8.62% 41459.119 128 4.67 88.22% 3.43% 8.35% 41071.651 256 9.33 88.85% 3.32% 7.82% 40880.620 512 18.63 89.00% 2.95% 8.05% 41047.675
Raspbian下的全硬件浮点 (-mfloat-abi=hard -mfpu=vfp), 频率arm_freq=1000 core_freq=500
Memory required: 315K.LINPACK benchmark, Double precision.Machine precision: 15 digits.Array size 200 X 200.Average rolled and unrolled performance: Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS 32 0.79 89.87% 0.00% 10.13% 61896.714 64 1.58 89.24% 1.27% 9.49% 61463.869 128 3.16 90.19% 1.90% 7.91% 60407.789 256 6.32 88.13% 3.80% 8.07% 60511.761 512 12.65 87.83% 3.56% 8.62% 60825.836
Gentoo下的全硬件浮点, 带编译器优化(gcc-4.6.3 -Ofast -fno-fast-math), 默认时序
Memory required: 315K.LINPACK benchmark, Double precision.Machine precision: 15 digits.Array size 200 X 200.Average rolled and unrolled performance: Reps Time(s) DGEFA DGESL OVERHEAD KFLOPS---------------------------------------------------- 16 0.56 89.29% 1.79% 8.93% 43084.967 32 1.13 91.15% 4.42% 4.42% 40691.358 64 2.25 89.78% 3.56% 6.67% 41853.968 128 4.51 87.80% 4.21% 7.98% 42358.233 256 9.01 88.68% 3.88% 7.44% 42155.076 512 18.01 89.23% 2.78% 8.00% 42434.923
Whetstone/Dhrystone综合基准测试
用gcc带参数-float-abi=softfp -O3编译全部代码
源码
测试代码在http://www.rowley.co.uk/arm/whet_dhry.zip.
备用地址http://freespace.virgin.net/roy.longbottom/benchnt.zip
编译/运行
?
结果
Dhrystone
Microseconds for one run through Dhrystone: 1.2Dhrystones per Second: 809061.5
Whetstone Crippled
Loops: 1000, Iterations: 10, Duration: 24 sec.C Converted Double Precision Whetstones: 41.7 MIPS
用'gcc -mfpu -float-abi=softfp'重新编译Whetstone, 结果更好:
Loops: 1000, Iterations: 100, Duration: 106 sec.C Converted Double Precision Whetstones: 94.3 MIPS
上面的测试没有带-mfpu=vfp编译, 所以大部分运算时间都花费在SQRT方法上. 用了vfp后提升很大:
Loops: 1000, Iterations: 100, Duration: 15 sec.C Converted Double Precision Whetstones: 666.7 MIPS
OpenSSL安全协议测试
源码
[3]
编译/运行
openssl version;openssl speed;
结果
关闭汇编优化:
OpenSSL 0.9.8o 01 Jun 2010built on: Thu Aug 26 18:56:26 UTC 2010options:bn(64,32) md2(int) rc4(ptr,int) des(idx,risc1,4,long) aes(partial) blowfish(idx)compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -DL_ENDIAN -DTERMIO -O2 -Wa,--noexecstack -g -Wallavailable timing options: TIMES TIMEB HZ=100 [sysconf value]timing function used: timesThe 'numbers' are in 1000s of bytes per second processed.type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytesmd2 148.81k 372.18k 624.81k 769.95k 832.90kmdc2 0.00 0.00 0.00 0.00 0.00md4 615.30k 2468.76k 7612.19k 16707.01k 28104.86kmd5 380.13k 1501.12k 4800.77k 11312.81k 21682.77khmac(md5) 1022.28k 3480.23k 9587.80k 17492.25k 25441.78ksha1 303.72k 1092.39k 3106.50k 6302.57k 9852.39krmd160 244.29k 849.04k 2414.53k 4747.26k 7513.00krc4 14658.70k 16836.49k 17462.03k 17628.21k 17522.08kdes cbc 2913.17k 3221.30k 3289.77k 3360.09k 3367.21kdes ede3 1149.87k 1188.59k 1198.46k 1206.00k 1208.25kidea cbc 0.00 0.00 0.00 0.00 0.00seed cbc 0.00 0.00 0.00 0.00 0.00rc2 cbc 2812.71k 3012.02k 3054.19k 3077.82k 3076.12krc5-32/12 cbc 0.00 0.00 0.00 0.00 0.00blowfish cbc 6091.32k 7007.89k 7250.62k 7288.21k 7163.88kcast cbc 5068.25k 6020.03k 6345.71k 6367.64k 6260.44kaes-128 cbc 3205.76k 3497.72k 3616.00k 3652.49k 3665.85kaes-192 cbc 2730.65k 2981.88k 3073.20k 3102.38k 3111.86kaes-256 cbc 2383.90k 2596.12k 2659.91k 2702.13k 2732.50kcamellia-128 cbc 0.00 0.00 0.00 0.00 0.00camellia-192 cbc 0.00 0.00 0.00 0.00 0.00camellia-256 cbc 0.00 0.00 0.00 0.00 0.00sha256 679.98k 1629.47k 2905.43k 3708.32k 4175.45ksha512 41.02k 163.83k 232.63k 318.20k 353.81kaes-128 ige 3089.03k 3579.08k 3698.68k 3689.14k 3578.18kaes-192 ige 2641.68k 3019.45k 3111.38k 3144.95k 3035.70kaes-256 ige 2334.50k 2632.35k 2705.04k 2735.69k 2687.74k sign verify sign/s verify/srsa 512 bits 0.013747s 0.001193s 72.7 838.4rsa 1024 bits 0.063481s 0.002742s 15.8 364.7rsa 2048 bits 0.321250s 0.007378s 3.1 135.5rsa 4096 bits 1.805000s 0.022528s 0.6 44.4 sign verify sign/s verify/sdsa 512 bits 0.011690s 0.013597s 85.5 73.5dsa 1024 bits 0.027233s 0.031683s 36.7 31.6dsa 2048 bits 0.073897s 0.087304s 13.5 11.5
开启汇编优化:
OpenSSL 1.0.1c 10 May 2012built on: Sun Jul 29 00:43:16 CEST 2012options:bn(64,32) rc4(ptr,char) des(idx,cisc,16,long) aes(partial) idea(int) blowfish(ptr)compiler: armv6j-hardfloat-linux-gnueabi-gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN \-DHAVE_DLFCN_H -DL_ENDIAN -DTERMIO -Wall -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM \-DSHA512_ASM -DAES_ASM -DGHASH_ASM -O2 -march=armv6j -mfpu=vfp -mfloat-abi=hard -fno-strict-aliasing -Wa,--noexecstackThe 'numbers' are in 1000s of bytes per second processed.type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytesmd2 0.00 0.00 0.00 0.00 0.00mdc2 724.41k 933.06k 1024.68k 1063.59k 1075.88kmd4 2547.83k 9441.28k 27284.48k 51824.98k 69894.14kmd5 1954.05k 7217.96k 20805.95k 39365.29k 53226.15khmac(md5) 3075.61k 10241.88k 26669.65k 44729.00k 55386.11ksha1 2115.34k 6823.83k 16264.45k 25053.18k 30121.35krmd160 1487.88k 4783.96k 10707.71k 15800.32k 19303.08krc4 34205.43k 39535.98k 41215.83k 41561.43k 41570.04kdes cbc 6251.12k 6605.08k 6686.81k 6713.01k 6707.54kdes ede3 2326.45k 2368.36k 2385.83k 2397.53k 2391.84kidea cbc 8758.77k 9421.31k 9607.34k 9653.93k 9687.93kseed cbc 8274.52k 9036.46k 9264.64k 9321.47k 9284.27krc2 cbc 6047.90k 6354.82k 6458.82k 6465.19k 6485.33krc5-32/12 cbc 16204.47k 18649.32k 19367.94k 19560.11k 19649.84kblowfish cbc 11934.03k 13189.85k 13546.92k 13633.19k 13486.76kcast cbc 10797.59k 11828.46k 12156.58k 12187.65k 12050.43kaes-128 cbc 12978.72k 14708.69k 15387.40k 15472.93k 15529.06kaes-192 cbc 11441.49k 12834.60k 13315.69k 13453.78k 13430.80kaes-256 cbc 10267.01k 11409.83k 11744.41k 11812.86k 11859.64kcamellia-128 cbc 9312.98k 10278.89k 10572.46k 10646.19k 10657.82kcamellia-192 cbc 7541.38k 8140.71k 8325.63k 8370.18k 8361.30kcamellia-256 cbc 7513.97k 8138.65k 8297.98k 8351.40k 8347.65ksha256 3598.03k 8377.26k 14605.57k 17979.39k 19300.35ksha512 1080.74k 4322.82k 6151.85k 8416.32k 9418.07kwhirlpool 361.82k 729.24k 1186.42k 1425.38k 1512.79kaes-128 ige 11702.57k 13853.45k 14429.53k 14671.38k 14057.47kaes-192 ige 10468.67k 12165.24k 12628.24k 12743.72k 12331.69kaes-256 ige 9505.78k 10831.25k 11205.36k 11333.43k 10982.74kghash 15681.70k 17279.32k 17770.84k 17894.06k 17940.48k sign verify sign/s verify/srsa 512 bits 0.002185s 0.000217s 457.6 4611.1rsa 1024 bits 0.011325s 0.000640s 88.3 1563.5rsa 2048 bits 0.074296s 0.002289s 13.5 436.8rsa 4096 bits 0.544211s 0.008741s 1.8 114.4 sign verify sign/s verify/sdsa 512 bits 0.002157s 0.002262s 463.5 442.0dsa 1024 bits 0.006234s 0.007123s 160.4 140.4dsa 2048 bits 0.022247s 0.025884s 44.9 38.6
GPU
树莓派从USB到HDMI处理h264 1080p电影至少能达到4MB/s.
管理员"JamesH"说"基本上1080p30高清的都>40Mb/s." h264也有5MB/s
包括WVGA(480p30) 或 720p20的VP8/WEBM
ioquake3(雷神之锤3修改版)
源码
https://github.com/raspberrypi/quake3
编译/运行
- Download source, compile as delivered- Start game- Runs at display's native res, in my case 1280x1024- Bitdepth stuck at 16bpp, not sure how to change, values in q3config.cfg seem to be ignored- In-game console commands:\timedemo 1\demo four
结果
armel "driver info" : http://i.imgur.com/wtYhB.jpg armel timedemo score: http://i.imgur.com/i2TkN.jpg 20.2fps
armhf "driver info" : http://i.imgur.com/8nqa1.jpg armhf timedemo score: http://i.imgur.com/dUu0g.jpg 28.5fps
IO
USB总线
- 所有的IO都用同一个总线, 所以所有IO的总和不可能超过设计的60MB/s速度;
- 高速USB盘的测试结果显示速度可达30 MB/s:
root@raspberrypi:~# dd if=/dev/sda of=/dev/null bs=32M count=10 iflag=direct10+0 records in10+0 records out335544320 bytes (336 MB) copied, 10.6428 s, 31.5 MB/s
SD卡
这部分已经移到RPi_SD_cards#Performance
NIC(网卡)
编译/运行
局域网中:
iperf -s
树莓派中:
iperf -t 60 -c <SERVER_IP_ADDRESS> -d
结果
路由
方法
- 一台带两个lan口的OpenBSD 5.2电脑在不同域用两个lan口直接连接树莓派.
- 在OpenBSD上的一个接口跑iperf -s, 另一个跑iperf -t 300 -c, 树莓派负责在中间路由.
- iperf v2.0.5.
- 测试150秒后树莓派系统负载.
结果
电源
表格中列出了用5V电源线时同时执行各种任务所消耗电量.
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