Flashbench-results

flashbench-results@lists.linaro.org

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Mobile phone: 4 cards + WIFI + TV + 2.3 Screen = 33.75 USD

by Picasa Web Albums

Dear friend, Good day! Our company is mainly in the OEM and ODM business with all kinds of mobile phone. New items with great price mobile phone here come out, the lowest price is 10.95 USD. If you need the detail requirement, please kindly contact us. Best wishes Juce Mobile: 86-13424432252 Tel: 86-0755-85282599 Fax: 86-0755-81752355 E-mail: elink(a)vip.188.com Web size: www.oemmobile.com

13 years, 12 months

8 GB Transcend Class 6 (2008)

by Arnd Bergmann

arnd@klappe2:~/linux-2.6$ head /sys/block/mmcblk0/device/* ==> /sys/block/mmcblk0/device/cid <== 1c535653444320201000000411008300 ==> /sys/block/mmcblk0/device/csd <== 400e00325f5900003bbc7f800a400000 ==> /sys/block/mmcblk0/device/date <== 03/2008 ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x0 ==> /sys/block/mmcblk0/device/hwrev <== 0x1 ==> /sys/block/mmcblk0/device/manfid <== 0x00001c ==> /sys/block/mmcblk0/device/name <== SDC ==> /sys/block/mmcblk0/device/oemid <== 0x5356 ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 0235000000000000 ==> /sys/block/mmcblk0/device/serial <== 0x00000411 ==> /sys/block/mmcblk0/device/type <== SD ==> /sys/block/mmcblk0/device/uevent <== DRIVER=mmcblk MMC_TYPE=SD MMC_NAME=SDC MODALIAS=mmc:block Disk /dev/mmcblk0: 8017 MB, 8017936384 bytes 4 heads, 16 sectors/track, 244688 cylinders, total 15660032 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x000be5d0 Device Boot Start End Blocks Id System /dev/mmcblk0p1 2048 14891007 7444480 83 Linux Partition 1 does not end on cylinder boundary. /dev/mmcblk0p2 14892316 15647309 377497 5 Extended Partition 2 does not end on cylinder boundary. /dev/mmcblk0p5 ? 1530763126 3046633935 757935405 5a Unknown arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*2048] --blocksize=512 --open-au-nr=1 2MiB 10.8M/s 1MiB 3.26M/s 512KiB 4.98M/s 256KiB 4.96M/s 128KiB 4.92M/s 64KiB 4.96M/s 32KiB 4.8M/s 16KiB 4.72M/s 8KiB 2.56M/s 4KiB 1.3M/s 2KiB 702K/s 1KiB 366K/s 512B 190K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*512] --blocksize=512 --open-au-nr=1 512KiB 8.08M/s 256KiB 8.54M/s 128KiB 8.45M/s 64KiB 2.25M/s 32KiB 8.12M/s 16KiB 7.6M/s 8KiB 1.76M/s 4KiB 1.34M/s 2KiB 705K/s 1KiB 371K/s 512B 195K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*1024] --blocksize=512 --open-au-nr=3 --random 1MiB 6.28M/s 512KiB 3.5M/s 256KiB 4.4M/s 128KiB 5.79M/s 64KiB 4.39M/s 32KiB 5.7M/s 16KiB 4.09M/s 8KiB 2.57M/s 4KiB 1.33M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*2048] --blocksize=512 --open-au-nr=3 --random 2MiB 6.16M/s 1MiB 5.8M/s 512KiB 4.64M/s 256KiB 5.05M/s 128KiB 5.03M/s 64KiB 5.04M/s 32KiB 4.91M/s 16KiB 4.76M/s 8KiB 2.56M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*4096] --blocksize=512 --open-au-nr=3 --random 4MiB 8.03M/s 2MiB 7.98M/s 1MiB 7.63M/s 512KiB 2.96M/s 256KiB 3.07M/s 128KiB 2.13M/s 64KiB 1.11M/s 32KiB 715K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*4096] --blocksize=512 --open-au-nr=2 --random 4MiB 5.83M/s 2MiB 5.85M/s 1MiB 5.53M/s 512KiB 4.67M/s 256KiB 5.01M/s 128KiB 5.04M/s 64KiB 5.04M/s 32KiB 4.92M/s 16KiB 4.77M/s 8KiB 2.44M/s 4KiB 1.31M/s 2KiB 457K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[1024*4096] --blocksize=512 --open-au-nr=4 --offset=$[1024*1024*16 + 2*1024*1024] 4MiB 6.02M/s 2MiB 7.07M/s 1MiB 7.01M/s 512KiB 7.08M/s 256KiB 6.57M/s 128KiB 7.08M/s 64KiB 7.07M/s 32KiB 6.88M/s 16KiB 6.52M/s 8KiB 3.16M/s 4KiB 1.52M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[2*1024*1024] --blocksize=512 --open-au-nr=4 --offset=$[1024*1024*16] --random 2MiB 8.67M/s 1MiB 7.16M/s 512KiB 4.12M/s 256KiB 5.09M/s 128KiB 5.05M/s 64KiB 5.07M/s 32KiB 4.97M/s 16KiB 4.82M/s 8KiB 2.58M/s 4KiB 1.33M/s 2KiB 682K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[2*1024*1024] --blocksize=512 --open-au-nr=4 --offset=$[1024*1024*16] 2MiB 4.62M/s 1MiB 5.08M/s 512KiB 5.08M/s 256KiB 5.09M/s 128KiB 5.05M/s 64KiB 5.07M/s 32KiB 4.96M/s 16KiB 4.83M/s 8KiB 2.52M/s 4KiB 1.32M/s 2KiB 686K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[2*1024*1024] --blocksize=512 --open-au-nr=5 --offset=$[1024*1024*16] 2MiB 2.42M/s 1MiB 5.74M/s 512KiB 5.75M/s 256KiB 5.73M/s 128KiB 5.71M/s 64KiB 5.71M/s 32KiB 3.36M/s 16KiB 5.35M/s 8KiB 2.8M/s 4KiB 1.17M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[2*1024*1024] --blocksize=512 --open-au-nr=6 --offset=$[1024*1024*16] 2MiB 5.27M/s 1MiB 6.26M/s 512KiB 5.2M/s 256KiB 6.23M/s 128KiB 6.25M/s 64KiB 6.26M/s 32KiB 6.13M/s 16KiB 5.37M/s 8KiB 2.92M/s 4KiB 1.35M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --erasesize=$[2*1024*1024] --blocksize=512 --open-au-nr=7 --offset=$[1024*1024*16] 2MiB 5.2M/s 1MiB 6.67M/s 512KiB 5.93M/s 256KiB 3.68M/s 128KiB 2.41M/s 64KiB 1.23M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --fat-nr=16 /dev/mmcblk0 --erasesize=$[1024*2048] 2MiB 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 11.2M/s 10.5M/s 10.2M/s 11.1M/s 4.98M/s 5.04M/s 5.07M/s 1MiB 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.2M/s 11.4M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.1M/s 11.4M/s 2.69M/s 5.01M/s 5.09M/s 512KiB 11.3M/s 11.3M/s 11.4M/s 11.5M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 5.1M/s 5.05M/s 5.01M/s 256KiB 11.3M/s 10.9M/s 10.1M/s 11.1M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 5.06M/s 4.9M/s 5.04M/s 128KiB 11.3M/s 11.3M/s 11.4M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 11.4M/s 11.3M/s 11.4M/s 5.1M/s 5.09M/s 5.05M/s 64KiB 11.3M/s 11.4M/s 11.3M/s 11.2M/s 11.3M/s 11.3M/s 11.3M/s 11.3M/s 11.3M/s 10.6M/s 10.8M/s 10.6M/s 11.2M/s 5.1M/s 5.03M/s 5.05M/s 32KiB 10.7M/s 2.82M/s 10.8M/s 10.8M/s 10.8M/s 10.9M/s 10.9M/s 10.8M/s 10.9M/s 10.9M/s 10.7M/s 10.8M/s 10.8M/s 4.99M/s 4.96M/s 5M/s 16KiB 9.8M/s 9.96M/s 9.98M/s 9.83M/s 9.88M/s 9.94M/s 9.68M/s 9.92M/s 9.99M/s 9.99M/s 9.94M/s 9.99M/s 9.91M/s 4.73M/s 4.78M/s 4.77M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --fat-nr=16 /dev/mmcblk0 --erasesize=$[1024*2048] --random 2MiB 11.1M/s 11.4M/s 11.3M/s 11.4M/s 11.4M/s 11.3M/s 11.4M/s 11.4M/s 11.3M/s 11.4M/s 11.3M/s 11.4M/s 11.3M/s 4.98M/s 5.07M/s 5.04M/s 1MiB 4.03M/s 4M/s 3.99M/s 4.22M/s 4.23M/s 4.2M/s 4.23M/s 3.08M/s 4.22M/s 4.21M/s 4.19M/s 4.19M/s 4.21M/s 3.84M/s 3.8M/s 3.83M/s 512KiB 3.33M/s 2.59M/s 3.33M/s 3.26M/s 3.25M/s 3.27M/s 3.25M/s 3.27M/s 3.26M/s 3.23M/s 3.27M/s 3.25M/s 3.27M/s 3.26M/s 3.27M/s 3.25M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --fat-nr=16 /dev/mmcblk0 --erasesize=$[1024*2048] 2MiB 5.7M/s 11.3M/s 11.4M/s 5.04M/s 5.05M/s 5.08M/s 11.3M/s 11.4M/s 11.1M/s 10.1M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 1MiB 11.3M/s 11.4M/s 11.3M/s 5.05M/s 5.01M/s 5.06M/s 11.3M/s 11.4M/s 11.2M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 512KiB 11.4M/s 11.4M/s 11.4M/s 5.06M/s 5.05M/s 5.06M/s 11.3M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 256KiB 11.1M/s 11.4M/s 11.4M/s 5.04M/s 2.69M/s 5.07M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.3M/s 128KiB 11.3M/s 11.4M/s 11.4M/s 5.05M/s 5.09M/s 5.01M/s 11.3M/s 11.3M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s 11.4M/s

13 years, 12 months

Pls kindly check the new price for mobile phone

by Picasa Web Albums

Dear Friends and partners , Nice day to you! New items with great price mobile phone here come out, the lowest price is 10.95 USD. Anything more you want to know, please send us email. Best wishes Juce Mobile: 86-13424432252 Tel: 86-0755-85282599 Fax: 86-0755-81752355 E-mail: elink(a)vip.188.com Web size: www.oemmobile.com Factory Address: 5/F, Building 21, ChenTian Industrial Park, Shenzhen, GuangDong Province, China

14 years

New cellphone with the best price

by Picasa Web Albums

14 years

kingston SD10 class 10

by Arnd Bergmann

==> /sys/block/mmcblk0/device/block <== head: error reading `/sys/block/mmcblk0/device/block': Is a directory ==> /sys/block/mmcblk0/device/cid <== 4134325344384742300040014300ab00 ==> /sys/block/mmcblk0/device/csd <== 400e00325b5900003b4e7f800a400000 ==> /sys/block/mmcblk0/device/date <== 11/2010 ==> /sys/block/mmcblk0/device/driver <== head: error reading `/sys/block/mmcblk0/device/driver': Is a directory ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x0 ==> /sys/block/mmcblk0/device/hwrev <== 0x3 ==> /sys/block/mmcblk0/device/manfid <== 0x000041 ==> /sys/block/mmcblk0/device/name <== SD8GB ==> /sys/block/mmcblk0/device/oemid <== 0x3432 ==> /sys/block/mmcblk0/device/power <== head: error reading `/sys/block/mmcblk0/device/power': Is a directory ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 0235800000000000 ==> /sys/block/mmcblk0/device/serial <== 0x00400143 ==> /sys/block/mmcblk0/device/subsystem <== head: error reading `/sys/block/mmcblk0/device/subsystem': Is a directory ==> /sys/block/mmcblk0/device/type <== SD ==> /sys/block/mmcblk0/device/uevent <== DRIVER=mmcblk MMC_TYPE=SD MMC_NAME=SD8GB MODALIAS=mmc:block Disk /dev/mmcblk0: 7960 MB, 7960264704 bytes 245 heads, 62 sectors/track, 1023 cylinders, total 15547392 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 Device Boot Start End Blocks Id System /dev/mmcblk0p1 * 62 15539369 7769654 c W95 FAT32 (LBA) Partition 1 has different physical/logical endings: phys=(1023, 244, 62) logical=(1022, 244, 62) arnd@klappe2:~/git/flashbench$ sudo ./flashbench -a /dev/mmcblk0 --blocksize=1024 --count=64 align 805306368 pre 832Âµs on 1.2ms post 853Âµs diff 359Âµs align 536870912 pre 854Âµs on 1.23ms post 869Âµs diff 364Âµs align 402653184 pre 814Âµs on 1.08ms post 895Âµs diff 225Âµs align 268435456 pre 927Âµs on 1.25ms post 888Âµs diff 342Âµs align 201326592 pre 748Âµs on 1.1ms post 896Âµs diff 273Âµs align 134217728 pre 770Âµs on 1.07ms post 886Âµs diff 242Âµs align 100663296 pre 734Âµs on 1.07ms post 886Âµs diff 262Âµs align 67108864 pre 809Âµs on 1.06ms post 879Âµs diff 217Âµs align 50331648 pre 855Âµs on 1.07ms post 888Âµs diff 200Âµs align 33554432 pre 831Âµs on 1.08ms post 897Âµs diff 216Âµs align 25165824 pre 866Âµs on 1.09ms post 890Âµs diff 214Âµs align 16777216 pre 807Âµs on 1.1ms post 888Âµs diff 256Âµs align 12582912 pre 785Âµs on 1.06ms post 854Âµs diff 243Âµs align 8388608 pre 787Âµs on 1.1ms post 878Âµs diff 266Âµs align 6291456 pre 1.06ms on 1.19ms post 863Âµs diff 229Âµs align 4194304 pre 720Âµs on 1.06ms post 862Âµs diff 265Âµs align 3145728 pre 1.05ms on 1.17ms post 856Âµs diff 218Âµs align 2097152 pre 1.05ms on 1.17ms post 853Âµs diff 218Âµs align 1572864 pre 1.05ms on 1.17ms post 855Âµs diff 219Âµs align 1048576 pre 1.05ms on 1.17ms post 855Âµs diff 216Âµs align 786432 pre 1.05ms on 1.17ms post 856Âµs diff 217Âµs align 524288 pre 1.06ms on 1.17ms post 854Âµs diff 217Âµs ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=1 /dev/mmcblk0 4MiB 9.42M/s 2MiB 6.17M/s 1MiB 6.31M/s 512KiB 7.18M/s 256KiB 8.41M/s 128KiB 8.87M/s 64KiB 9.47M/s 32KiB 7M/s 16KiB 6.01M/s 8KiB 2.29M/s 4KiB 1.04M/s 2KiB 500K/s 1KiB 244K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=1 /dev/mmcblk0 --random 4MiB 9.35M/s 2MiB 6.45M/s 1MiB 4.74M/s 512KiB 3.38M/s 256KiB 3.12M/s 128KiB 3.48M/s 64KiB 3.43M/s 32KiB 2.66M/s 16KiB 2.93M/s 8KiB 1.24M/s 4KiB 695K/s 2KiB 326K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=2 /dev/mmcblk0 4MiB 6.69M/s 2MiB 9.32M/s 1MiB 9.5M/s 512KiB 9.49M/s 256KiB 9.51M/s 128KiB 9.5M/s 64KiB 9.49M/s 32KiB 7M/s 16KiB 6.04M/s 8KiB 1.91M/s 4KiB 1.04M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=7 /dev/mmcblk0 4MiB 9.32M/s 2MiB 9.48M/s 1MiB 9.5M/s 512KiB 9.49M/s 256KiB 9.5M/s 128KiB 9.3M/s 64KiB 9.38M/s 32KiB 6.93M/s 16KiB 6M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=8 /dev/mmcblk0 4MiB 9.33M/s 2MiB 7.18M/s 1MiB 5.83M/s 512KiB 9.48M/s 256KiB 9.48M/s 128KiB 9.49M/s 64KiB 9.49M/s 32KiB 7.03M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=9 /dev/mmcblk0 4MiB 8.92M/s 2MiB 4.85M/s 1MiB 4.6M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=9 /dev/mmcblk0 4MiB 8.92M/s 2MiB 4.85M/s 1MiB 4.6M/s 512KiB 1.8M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=4 /dev/mmcblk0 --random 4MiB 9.4M/s 2MiB 4.18M/s 1MiB 4.69M/s 512KiB 3.6M/s 256KiB 2.85M/s 128KiB 3.54M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=8 /dev/mmcblk0 --random 4MiB 8.29M/s 2MiB 4.42M/s 1MiB 2.81M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=5 /dev/mmcblk0 --random 4MiB 9.37M/s 2MiB 4.63M/s 1MiB 3.72M/s 512KiB 2.29M/s 256KiB 922K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[2048*1024] --blocksize=1024 --open-au-nr=5 /dev/mmcblk0 --random 2MiB 9.58M/s 1MiB 3.47M/s 512KiB 2M/s 256KiB 855K/s ^C

14 years

Kingston SD4 class 4 (made in taiwan)

by Arnd Bergmann

==> /sys/block/mmcblk0/device/block <== head: error reading `/sys/block/mmcblk0/device/block': Is a directory ==> /sys/block/mmcblk0/device/cid <== 02544d53413038470611a1a35b00ab00 ==> /sys/block/mmcblk0/device/csd <== 400e00325b59000039af7f800a400000 ==> /sys/block/mmcblk0/device/date <== 11/2010 ==> /sys/block/mmcblk0/device/driver <== head: error reading `/sys/block/mmcblk0/device/driver': Is a directory ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x6 ==> /sys/block/mmcblk0/device/hwrev <== 0x0 ==> /sys/block/mmcblk0/device/manfid <== 0x000002 ==> /sys/block/mmcblk0/device/name <== SA08G ==> /sys/block/mmcblk0/device/oemid <== 0x544d ==> /sys/block/mmcblk0/device/power <== head: error reading `/sys/block/mmcblk0/device/power': Is a directory ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 0235800001000000 ==> /sys/block/mmcblk0/device/serial <== 0x11a1a35b ==> /sys/block/mmcblk0/device/subsystem <== head: error reading `/sys/block/mmcblk0/device/subsystem': Is a directory ==> /sys/block/mmcblk0/device/type <== SD ==> /sys/block/mmcblk0/device/uevent <== DRIVER=mmcblk MMC_TYPE=SD MMC_NAME=SA08G MODALIAS=mmc:block Disk /dev/mmcblk0: 7742 MB, 7742685184 bytes 4 heads, 16 sectors/track, 236288 cylinders, total 15122432 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x0006e463 Device Boot Start End Blocks Id System /dev/mmcblk0p1 * 4096 5380095 2688000 83 Linux /dev/mmcblk0p2 5380096 15122431 4871168 b W95 FAT32 arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=1 /dev/mmcblk0 4MiB 4.87M/s 2MiB 2.67M/s 1MiB 2.66M/s 512KiB 2.67M/s 256KiB 2.7M/s 128KiB 2.67M/s 64KiB 4.79M/s 32KiB 4.79M/s 16KiB 3.69M/s 8KiB 3.02M/s 4KiB 2.26M/s 2KiB 23.4K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=2 /dev/mmcblk0 4MiB 5.1M/s 2MiB 2.94M/s 1MiB 1.46M/s 512KiB 744K/s 256KiB 377K/s 128KiB 191K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[4096*1024] --blocksize=1024 --open-au-nr=1 /dev/mmcblk0 --random 4MiB 3.22M/s 2MiB 1.59M/s 1MiB 1.49M/s 512KiB 595K/s 256KiB 331K/s 128KiB 151K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --erasesize=$[4096*1024] --blocksize=1024 --fat-nr=5 /dev/mmcblk0 --random 4MiB 4.69M/s 4.47M/s 3.19M/s 4.83M/s 4.83M/s 2MiB 4.71M/s 4.49M/s 2.08M/s 1.87M/s 1.85M/s 1MiB 4.74M/s 4.51M/s 1.18M/s 1.14M/s 1.14M/s ^C

14 years

Kingston SD4 class 4 made in Japan (2010)

by Arnd Bergmann

==> /sys/block/mmcblk0/device/block <== head: error reading `/sys/block/mmcblk0/device/block': Is a directory ==> /sys/block/mmcblk0/device/cid <== 02544d534430384761c00fe03300a800 ==> /sys/block/mmcblk0/device/csd <== 400e00325b5900003b5f7f800a400000 ==> /sys/block/mmcblk0/device/date <== 08/2010 ==> /sys/block/mmcblk0/device/driver <== head: error reading `/sys/block/mmcblk0/device/driver': Is a directory ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x1 ==> /sys/block/mmcblk0/device/hwrev <== 0x6 ==> /sys/block/mmcblk0/device/manfid <== 0x000002 ==> /sys/block/mmcblk0/device/name <== SD08G ==> /sys/block/mmcblk0/device/oemid <== 0x544d ==> /sys/block/mmcblk0/device/power <== head: error reading `/sys/block/mmcblk0/device/power': Is a directory ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 02b5800026029302 ==> /sys/block/mmcblk0/device/serial <== 0xc00fe033 ==> /sys/block/mmcblk0/device/subsystem <== head: error reading `/sys/block/mmcblk0/device/subsystem': Is a directory ==> /sys/block/mmcblk0/device/type <== SD Disk /dev/mmcblk0: 7969 MB, 7969177600 bytes 4 heads, 16 sectors/track, 243200 cylinders, total 15564800 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x0006e463 Device Boot Start End Blocks Id System /dev/mmcblk0p1 * 4096 5380095 2688000 83 Linux /dev/mmcblk0p2 5380096 15564799 5092352 b W95 FAT32 2MiB 4.3M/s 1MiB 4.31M/s 512KiB 4.31M/s 256KiB 4.19M/s 128KiB 4.51M/s 64KiB 9.14M/s 32KiB 8.27M/s 16KiB 6.31M/s 8KiB 3.64M/s 4KiB 1.93M/s 2KiB 1M/s 1KiB 515K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[2048*1024] --blocksize=1024 --open-au-nr=1 /dev/mmcblk0 --random 2MiB 8.92M/s 1MiB 3.39M/s 512KiB 1.78M/s 256KiB 1.21M/s 128KiB 703K/s 64KiB 594K/s 32KiB 285K/s 16KiB 156K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[2048*1024] --blocksize=1024 --open-au-nr=2 /dev/mmcblk0 2MiB 5.93M/s 1MiB 5.02M/s 512KiB 2.2M/s 256KiB 1.06M/s 128KiB 526K/s

14 years

2 GB sandisk microSDHC

by Arnd Bergmann

==> /sys/block/mmcblk0/device/cid <== 03534453553034478001d61d35009a00 ==> /sys/block/mmcblk0/device/csd <== 400e00325b5900001d8a7f800a404000 ==> /sys/block/mmcblk0/device/date <== 10/2009 ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x0 ==> /sys/block/mmcblk0/device/hwrev <== 0x8 ==> /sys/block/mmcblk0/device/manfid <== 0x000003 ==> /sys/block/mmcblk0/device/name <== SU04G ==> /sys/block/mmcblk0/device/oemid <== 0x5344 ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 0235800000000000 ==> /sys/block/mmcblk0/device/serial <== 0x01d61d35 Disk /dev/mmcblk0: 3965 MB, 3965190144 bytes 49 heads, 48 sectors/track, 3292 cylinders, total 7744512 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 Device Boot Start End Blocks Id System /dev/mmcblk0p1 8192 7744511 3868160 b W95 FAT32 arnd@klappe2:~/git/flashbench$ sudo ./flashbench -a /dev/mmcblk0 --blocksize=1024 --count=30 align 402653184 pre 585Âµs on 836Âµs post 531Âµs diff 278Âµs align 268435456 pre 511Âµs on 556Âµs post 518Âµs diff 40.7Âµs align 201326592 pre 586Âµs on 883Âµs post 531Âµs diff 325Âµs align 134217728 pre 528Âµs on 595Âµs post 528Âµs diff 66.4Âµs align 100663296 pre 699Âµs on 929Âµs post 514Âµs diff 322Âµs align 67108864 pre 539Âµs on 604Âµs post 546Âµs diff 62.1Âµs align 50331648 pre 533Âµs on 642Âµs post 531Âµs diff 110Âµs align 33554432 pre 544Âµs on 601Âµs post 533Âµs diff 62.3Âµs align 25165824 pre 546Âµs on 645Âµs post 533Âµs diff 106Âµs align 16777216 pre 533Âµs on 606Âµs post 552Âµs diff 64Âµs align 12582912 pre 560Âµs on 654Âµs post 541Âµs diff 103Âµs align 8388608 pre 541Âµs on 624Âµs post 588Âµs diff 59.7Âµs align 6291456 pre 533Âµs on 627Âµs post 511Âµs diff 104Âµs align 4194304 pre 508Âµs on 593Âµs post 522Âµs diff 78.3Âµs align 3145728 pre 553Âµs on 641Âµs post 507Âµs diff 112Âµs align 2097152 pre 538Âµs on 604Âµs post 533Âµs diff 69.1Âµs align 1572864 pre 531Âµs on 586Âµs post 537Âµs diff 51.6Âµs align 1048576 pre 542Âµs on 603Âµs post 549Âµs diff 56.8Âµs align 786432 pre 520Âµs on 588Âµs post 535Âµs diff 59.9Âµs align 524288 pre 542Âµs on 598Âµs post 531Âµs diff 61.4Âµs align 393216 pre 520Âµs on 586Âµs post 535Âµs diff 59.1Âµs align 262144 pre 541Âµs on 604Âµs post 547Âµs diff 60Âµs align 196608 pre 526Âµs on 585Âµs post 533Âµs diff 55.1Âµs align 131072 pre 538Âµs on 596Âµs post 530Âµs diff 62.1Âµs align 98304 pre 526Âµs on 588Âµs post 536Âµs diff 57Âµs align 65536 pre 552Âµs on 602Âµs post 549Âµs diff 51.5Âµs align 49152 pre 519Âµs on 588Âµs post 538Âµs diff 59.7Âµs align 32768 pre 528Âµs on 586Âµs post 530Âµs diff 57.3Âµs align 24576 pre 522Âµs on 580Âµs post 526Âµs diff 55.6Âµs align 16384 pre 520Âµs on 584Âµs post 534Âµs diff 57.3Âµs arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=1 /dev/mmcblk0 3MiB 6.15M/s 1.5MiB 2.28M/s 768KiB 3.31M/s 384KiB 3M/s 192KiB 2.86M/s 96KiB 4.56M/s 48KiB 6.22M/s 24KiB 3.66M/s 12KiB 2.15M/s 6KiB 1.55M/s 3KiB 1.03M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=2 /dev/mmcblk0 3MiB 6.22M/s 1.5MiB 4.42M/s 768KiB 6.24M/s 384KiB 6.22M/s 192KiB 6.25M/s 96KiB 6.08M/s 48KiB 6.28M/s 24KiB 3.69M/s 12KiB 2.52M/s 6KiB 1.7M/s 3KiB 1.03M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=4 /dev/mmcblk0 3MiB 6.17M/s 1.5MiB 4.22M/s 768KiB 6.14M/s 384KiB 6.15M/s 192KiB 6.11M/s 96KiB 5.94M/s 48KiB 6.16M/s 24KiB 3.64M/s 12KiB 2.23M/s 6KiB 1.69M/s 3KiB 1.02M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=6 /dev/mmcblk0 3MiB 3.29M/s 1.5MiB 6.12M/s 768KiB 6.12M/s 384KiB 6.12M/s 192KiB 6.11M/s 96KiB 5.87M/s 48KiB 5.71M/s 24KiB 3.85M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=7 /dev/mmcblk0 3MiB 6.13M/s 1.5MiB 3.49M/s 768KiB 1.78M/s 384KiB 868K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=1 /dev/mmcblk0 --random 3MiB 3.26M/s 1.5MiB 2.11M/s 768KiB 2.21M/s 384KiB 1.7M/s 192KiB 1.66M/s 96KiB 1.63M/s 48KiB 1.62M/s 24KiB 1.05M/s 12KiB 571K/s 6KiB 339K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=3 /dev/mmcblk0 --random 3MiB 4.57M/s 1.5MiB 5.51M/s 768KiB 2.22M/s 384KiB 2.24M/s 192KiB 1.68M/s 96KiB 1.63M/s 48KiB 1.62M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=4 /dev/mmcblk0 --random 3MiB 3.53M/s 1.5MiB 6.03M/s 768KiB 2.23M/s 384KiB 2.24M/s 192KiB 1.69M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=6 /dev/mmcblk0 --random 3MiB 3.74M/s 1.5MiB 5.96M/s 768KiB 2.23M/s 384KiB 2.02M/s 192KiB 1.36M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --erasesize=$[8 * 512 *1024] /dev/mmcblk0 4MiB 2.45M/s 3.46M/s 3.49M/s 3.71M/s 6.05M/s 6.06M/s 2MiB 6.13M/s 6.03M/s 6.06M/s 6.14M/s 6.1M/s 6.06M/s 1MiB 6.16M/s 6.02M/s 6.05M/s 6.14M/s 6.06M/s 6.06M/s 512KiB 6.14M/s 6.02M/s 6.15M/s 6.13M/s 6.11M/s 6.06M/s 256KiB 6.1M/s 6.04M/s 6.12M/s 6.11M/s 6.08M/s 6.09M/s 128KiB 6.15M/s 5.94M/s 6.05M/s 6.07M/s 6.1M/s 6.08M/s 64KiB 6.17M/s 5.93M/s 6.14M/s 6.14M/s 6.07M/s 6.05M/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au --erasesize=$[6 * 512 *1024] --blocksize=3072 --open-au-nr=7 /dev/mmcblk0 --random 3MiB 3.9M/s 1.5MiB 3.77M/s 768KiB 1.78M/s 384KiB 868K/s 192KiB 436K/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --erasesize=$[6 * 512 *1024] --blocksize=3072 /dev/mmcblk0 --random 3MiB 3.3M/s 6.12M/s 3.05M/s 6.13M/s 6.13M/s 6.1M/s 1.5MiB 2.3M/s 2.7M/s 3.81M/s 2.71M/s 2.7M/s 2.7M/s 768KiB 1.68M/s 3M/s 2.98M/s 2.96M/s 2.98M/s 2.08M/s 384KiB 1.71M/s 1.71M/s 1.7M/s 1.7M/s 1.7M/s 1.69M/s 192KiB 1.71M/s 1.7M/s 1.36M/s 1.7M/s 1.69M/s 1.7M/s 96KiB 1.66M/s 1.67M/s 1.67M/s 1.67M/s 1.67M/s 1.66M/s 48KiB 1.67M/s 1.66M/s 1.68M/s 1.66M/s 1.67M/s 1.66M/s 24KiB 907K/s 1.08M/s 1.08M/s 1.07M/s 1.08M/s 1.04M/s ^C arnd@klappe2:~/git/flashbench$ sudo ./flashbench --findfat --erasesize=$[8 * 512 *1024] /dev/mmcblk0 4MiB 2.45M/s 3.46M/s 3.49M/s 3.71M/s 6.05M/s 6.06M/s 2MiB 6.13M/s 6.03M/s 6.06M/s 6.14M/s 6.1M/s 6.06M/s 1MiB 6.16M/s 6.02M/s 6.05M/s 6.14M/s 6.06M/s 6.06M/s 512KiB 6.14M/s 6.02M/s 6.15M/s 6.13M/s 6.11M/s 6.06M/s 256KiB 6.1M/s 6.04M/s 6.12M/s 6.11M/s 6.08M/s 6.09M/s 128KiB 6.15M/s 5.94M/s 6.05M/s 6.07M/s 6.1M/s 6.08M/s 64KiB 6.17M/s 5.93M/s 6.14M/s 6.14M/s 6.07M/s 6.05M/s 32KiB 5.38M/s 5.29M/s 5.39M/s 5.38M/s 5.36M/s 5.33M/s 16KiB 4.35M/s 4.32M/s 4.35M/s 4.34M/s 4.32M/s 4.18M/s

14 years

Sandisk 4 GB microSD class 2, Jun 2007

by Arnd Bergmann

==> /sys/block/mmcblk0/device/cid <== 035344535530344780200765b8007600 ==> /sys/block/mmcblk0/device/csd <== 400e00325b5900001e5c7f800a404000 ==> /sys/block/mmcblk0/device/date <== 06/2007 ==> /sys/block/mmcblk0/device/erase_size <== 512 ==> /sys/block/mmcblk0/device/fwrev <== 0x0 ==> /sys/block/mmcblk0/device/hwrev <== 0x8 ==> /sys/block/mmcblk0/device/manfid <== 0x000003 ==> /sys/block/mmcblk0/device/name <== SU04G ==> /sys/block/mmcblk0/device/oemid <== 0x5344 ==> /sys/block/mmcblk0/device/preferred_erase_size <== 4194304 ==> /sys/block/mmcblk0/device/scr <== 0235000000000000 ==> /sys/block/mmcblk0/device/serial <== 0x200765b8 Disk /dev/mmcblk0: 4075 MB, 4075290624 bytes 7 heads, 6 sectors/track, 189513 cylinders, total 7959552 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 Device Boot Start End Blocks Id System /dev/mmcblk0p1 8192 7959551 3975680 b W95 FAT32 arnd@klappe2:~/git/flashbench$ sudo ./flashbench -a /dev/mmcblk0 --blocksize=1024 --count=200 align 805306368 pre 585µs on 685µs post 581µs diff 102µs align 536870912 pre 581µs on 656µs post 568µs diff 81.9µs align 402653184 pre 600µs on 681µs post 580µs diff 90.6µs align 268435456 pre 586µs on 677µs post 574µs diff 96.9µs align 201326592 pre 576µs on 677µs post 575µs diff 102µs align 134217728 pre 586µs on 684µs post 577µs diff 102µs align 100663296 pre 586µs on 679µs post 577µs diff 97.6µs align 67108864 pre 582µs on 676µs post 578µs diff 96.4µs align 50331648 pre 618µs on 716µs post 593µs diff 110µs align 33554432 pre 567µs on 684µs post 562µs diff 120µs align 25165824 pre 567µs on 583µs post 566µs diff 16.5µs align 16777216 pre 571µs on 686µs post 562µs diff 120µs align 12582912 pre 548µs on 581µs post 565µs diff 24.9µs align 8388608 pre 586µs on 612µs post 581µs diff 28.7µs align 6291456 pre 579µs on 609µs post 576µs diff 31.8µs align 4194304 pre 578µs on 615µs post 577µs diff 37.9µs align 3145728 pre 579µs on 609µs post 582µs diff 28.1µs align 2097152 pre 578µs on 615µs post 579µs diff 36.4µs align 1572864 pre 579µs on 613µs post 587µs diff 29.8µs align 1048576 pre 574µs on 603µs post 575µs diff 28.6µs align 786432 pre 574µs on 574µs post 578µs diff -1948ns align 524288 pre 583µs on 609µs post 577µs diff 28.9µs align 393216 pre 574µs on 583µs post 581µs diff 5.8µs align 262144 pre 579µs on 579µs post 585µs diff -3129ns align 196608 pre 585µs on 581µs post 582µs diff -1892ns align 131072 pre 578µs on 584µs post 579µs diff 5.92µs align 98304 pre 573µs on 580µs post 576µs diff 4.95µs align 65536 pre 576µs on 582µs post 581µs diff 3.19µs align 49152 pre 579µs on 578µs post 580µs diff -1546ns align 32768 pre 577µs on 577µs post 582µs diff -2490ns align 24576 pre 574µs on 576µs post 580µs diff -1016ns align 16384 pre 576µs on 573µs post 577µs diff -3435ns align 12288 pre 584µs on 580µs post 583µs diff -2950ns align 8192 pre 581µs on 576µs post 578µs diff -3156ns align 6144 pre 581µs on 584µs post 576µs diff 5.48µs align 4096 pre 575µs on 584µs post 584µs diff 3.81µs align 3072 pre 575µs on 572µs post 573µs diff -1836ns align 2048 pre 579µs on 576µs post 576µs diff -1295ns # linear access goes up to 7*512KB arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=1 512KiB 4.89M/s 256KiB 4.78M/s 128KiB 2.24M/s 64KiB 2.23M/s 32KiB 4.64M/s 16KiB 4.15M/s 8KiB 3.14M/s 4KiB 2.43M/s 2KiB 1.28M/s 1KiB 562K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=5 512KiB 4.45M/s 256KiB 2.88M/s 128KiB 3.92M/s 64KiB 3.99M/s 32KiB 4.63M/s 16KiB 4.1M/s 8KiB 3.18M/s 4KiB 2.37M/s 2KiB 1.28M/s 1KiB 597K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=6 512KiB 2.41M/s 256KiB 3.47M/s 128KiB 4.1M/s 64KiB 4.12M/s 32KiB 4.58M/s 16KiB 4.1M/s 8KiB 3.18M/s 4KiB 2.44M/s 2KiB 1.21M/s 1KiB 605K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=7 512KiB 3.62M/s 256KiB 3.65M/s 128KiB 3.63M/s 64KiB 4.13M/s 32KiB 4.62M/s 16KiB 4.11M/s 8KiB 3.18M/s 4KiB 2.27M/s 2KiB 1.28M/s 1KiB 599K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=8 512KiB 4.23M/s 256KiB 1.98M/s 128KiB 965K/s 64KiB 464K/s 32KiB 226K/s 16KiB 112K/s 8KiB 55.4K/s 4KiB 28K/s #random goes up to 3*512KB: arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=1 --random 512KiB 2.23M/s 256KiB 2.22M/s 128KiB 2.27M/s 64KiB 2.29M/s 32KiB 2.22M/s 16KiB 2.1M/s 8KiB 1.81M/s 4KiB 1.5M/s 2KiB 600K/s 1KiB 262K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=1 --random 512KiB 2.26M/s 256KiB 2.3M/s 128KiB 2.29M/s 64KiB 2.28M/s 32KiB 2.12M/s 16KiB 2.11M/s 8KiB 1.82M/s 4KiB 1.55M/s 2KiB 602K/s 1KiB 247K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=3 --random 512KiB 2.73M/s 256KiB 2.3M/s 128KiB 2.3M/s 64KiB 2.28M/s 32KiB 2.14M/s 16KiB 2.08M/s 8KiB 1.81M/s 4KiB 1.54M/s 2KiB 594K/s 1KiB 260K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=4 --random 512KiB 2.63M/s 256KiB 2.65M/s 128KiB 3.1M/s 64KiB 1.5M/s 32KiB 1.09M/s 16KiB 605K/s 8KiB 308K/s 4KiB 163K/s 2KiB 78.4K/s # not 2*1MB: arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=1048576 --open-au-nr=2 --random 1MiB 2.51M/s 512KiB 3.02M/s 256KiB 1.93M/s 128KiB 2.19M/s 64KiB 1.75M/s 32KiB 1.22M/s 16KiB 785K/s 8KiB 395K/s 4KiB 241K/s #not 4 *256 KB: arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=262144 --open-au-nr=4 --random 256KiB 1.77M/s 128KiB 1.46M/s 64KiB 2.13M/s 32KiB 1.06M/s 16KiB 671K/s 8KiB 313K/s 4KiB 164K/s arnd@klappe2:~/git/flashbench$ sudo ./flashbench --open-au /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --open-au-nr=3 --random --offset=262144 512KiB 1.94M/s 256KiB 2.19M/s 128KiB 1.08M/s 64KiB 1.09M/s 32KiB 668K/s 16KiB 459K/s # no special FAT area: arnd@klappe2:~/git/flashbench$ sudo ./flashbench /dev/mmcblk0 --blocksize=1024 --erasesize=524288 --findfat --fat-nr=8 512KiB 4.81M/s 4.96M/s 4.98M/s 4.94M/s 4.91M/s 4.96M/s 4.93M/s 5.01M/s 256KiB 2.22M/s 4.98M/s 5.02M/s 4.9M/s 5M/s 4.99M/s 4.95M/s 4.8M/s 128KiB 2.2M/s 4.93M/s 4.89M/s 4.96M/s 5M/s 5.03M/s 4.9M/s 4.96M/s 64KiB 2.27M/s 4.9M/s 4.98M/s 4.99M/s 4.97M/s 4.9M/s 4.96M/s 4.98M/s 32KiB 4.55M/s 4.58M/s 4.61M/s 4.65M/s 4.69M/s 4.62M/s 4.66M/s 4.61M/s 16KiB 4.16M/s 4.13M/s 4.15M/s 4.13M/s 4.12M/s 4.11M/s 4.16M/s 4.15M/s 8KiB 3.2M/s 3.19M/s 3.21M/s 3.2M/s 3.21M/s 3.04M/s 3.21M/s 3.18M/s 4KiB 2.48M/s 2.46M/s 2.48M/s 2.48M/s 2.49M/s 2.46M/s 2.48M/s 2.47M/s 2KiB 1.28M/s 1.31M/s 1.28M/s 1.31M/s 1.31M/s 1.27M/s 1.3M/s 1.3M/s 1KiB 621K/s 537K/s 614K/s 621K/s 622K/s 620K/s 624K/s 623K/s

14 years

Dual sim dual standby mobile phone just for 19 USD

by Picasa Web Albums

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14 years

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