Raspberry Pi Unencrypted ext4 Running pts/postmark-1.1.0, pts/fs-mark-1.0.0, pts/dbench-1.0.0 via the Phoronix Test Suite. rpi_unencrypted: Processor: ARMv6-compatible rev 7 @ 0.70GHz (1 Core), Motherboard: BCM2708, Memory: 208MB, Disk: 4001GB 000-1H4168 + 2GB SA02G OS: Arch Linux ARM, Kernel: 3.10.23-1-ARCH (armv6l), Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1184x624 rpt_luks_default: Processor: ARMv6-compatible rev 7 @ 0.70GHz (1 Core), Motherboard: BCM2708, Memory: 206MB, Disk: 4001GB 000-1H4168 + 2GB SA02G OS: Arch Linux ARM, Kernel: 3.18.0-1-ARCH (armv6l), Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1024x768 rpi_luks_512bitkey: Processor: ARMv6-compatible rev 7 @ 0.70GHz (1 Core), Motherboard: BCM2708, Memory: 206MB, Disk: 4001GB 000-1H4168 + 2GB SA02G OS: Arch Linux ARM, Kernel: 3.18.0-1-ARCH (armv6l), Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1024x768 FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better rpi_unencrypted .... 15.03 |=================================================== rpt_luks_default ... 6.50 |====================== rpi_luks_512bitkey . 5.70 |=================== rpi_luks_512bitkey . 5.60 |=================== FS-Mark 3.3 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 91 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 96 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 95 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 97 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 97 MAX: 100 FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better rpi_unencrypted .... 15.87 |=================================================== rpt_luks_default ... 6.80 |====================== rpi_luks_512bitkey . 6.00 |=================== FS-Mark 3.3 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 100 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 100 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 100 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 100 MAX: 100 FS-Mark 3.3 Test: 4000 Files, 32 Sub Dirs, 1MB Size Files/s > Higher Is Better rpi_unencrypted .... 14.83 |=================================================== rpt_luks_default ... 6.47 |====================== rpt_luks_default ... 6.50 |====================== rpi_luks_512bitkey . 5.70 |==================== FS-Mark 3.3 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 97 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better rpi_unencrypted .... 20.03 |=================================================== rpt_luks_default ... 7.00 |================== rpt_luks_default ... 6.97 |================== rpi_luks_512bitkey . 6.13 |================ rpi_luks_512bitkey . 6.07 |=============== FS-Mark 3.3 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 87 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 94 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 95 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 95 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 96 MAX: 100 Dbench 4.0 Client Count: 1 MB/s > Higher Is Better rpi_unencrypted .... 23.82 |=================================================== rpt_luks_default ... 18.08 |======================================= rpt_luks_default ... 17.94 |====================================== rpi_luks_512bitkey . 17.29 |===================================== rpi_luks_512bitkey . 17.01 |==================================== Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 Dbench 4.0 Client Count: 6 MB/s > Higher Is Better rpi_unencrypted .... 24.15 |=================================================== rpt_luks_default ... 16.59 |=================================== rpt_luks_default ... 16.61 |=================================== rpi_luks_512bitkey . 15.00 |================================ rpi_luks_512bitkey . 14.93 |================================ Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 Dbench 4.0 Client Count: 12 MB/s > Higher Is Better rpi_unencrypted .... 20.69 |=================================================== rpt_luks_default ... 11.80 |============================= rpt_luks_default ... 11.56 |============================ rpi_luks_512bitkey . 10.15 |========================= rpi_luks_512bitkey . 10.25 |========================= Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 Dbench 4.0 Client Count: 48 MB/s > Higher Is Better rpi_unencrypted .... 10.74 |=================================================== rpt_luks_default ... 6.43 |=============================== rpt_luks_default ... 6.47 |=============================== rpi_luks_512bitkey . 5.46 |========================== rpi_luks_512bitkey . 5.49 |========================== Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 Dbench 4.0 Client Count: 128 MB/s > Higher Is Better rpi_unencrypted .... 8.37 |==================================================== rpt_luks_default ... 5.71 |=================================== rpi_luks_512bitkey . 4.90 |============================== rpi_luks_512bitkey . 4.87 |============================== Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 Dbench 4.0 Client Count: 256 MB/s > Higher Is Better rpi_unencrypted .... 8.52 |==================================================== rpt_luks_default ... 5.32 |================================ rpt_luks_default ... 5.36 |================================= rpi_luks_512bitkey . 4.60 |============================ rpi_luks_512bitkey . 4.50 |=========================== Dbench 4.0 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 51 AVG: 100 MAX: 100 PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better rpi_unencrypted .... 56 |====================================================== rpt_luks_default ... 29 |============================ rpt_luks_default ... 27 |========================== rpi_luks_512bitkey . 23 |====================== rpi_luks_512bitkey . 22 |===================== PostMark 1.51 CPU Usage Monitor Percent < Lower Is Better rpi_unencrypted .... MIN: 0 AVG: 100 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 100 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 100 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 100 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 100 MAX: 100 CPU Usage Monitor Phoronix Test Suite System Monitoring Percent rpi_unencrypted .... MIN: 0 AVG: 99 MAX: 100 rpt_luks_default ... MIN: 0 AVG: 99 MAX: 100 rpi_luks_512bitkey . MIN: 0 AVG: 99 MAX: 100