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RP-103-SMC User Manual
3.
eMMC Test
Note:
This operation may damage the data stored in eMMC flash. Before starting the
test, make sure there is no critical data in the eMMC flash being used.
•
Read, write, and check
MOUNT_POINT_STR="/var"
#create data file
dd if=/dev/urandom of=/tmp/data1 bs=1024k count=10
#write data to emmc
dd if=/tmp/data1 of=$MOUNT_POINT_STR/data2
bs=1024k count=10
#read data2, and compare with data1
cmp $MOUNT_POINT_STR/data2 /tmp/data1
•
eMMC speed test
MOUNT_POINT_STR="/var"
#get emmc write speed"
time dd if=/dev/urandom of=$MOUNT_POINT_STR/test
bs=1024k count=10
# clean caches
echo 3 > /proc/sys/vm/drop_caches
#get emmc read speed"
time dd if=$MOUNT_POINT_STR/test of=/dev/null
bs=1024k count=10
Summary of Contents for RP-103-SMC
Page 15: ...Introduction RP 103 SMC User Manual 7 1 ...
Page 17: ...Introduction RP 103 SMC User Manual 9 1 RP 103 SMC Dimensions ...
Page 18: ...10 RP 103 SMC User Manual 1 4 I O View ...
Page 20: ...12 Chapter 2 Jumpers and Connectors on the Carrier Board ...
Page 48: ...40 RP 103 SMC User Manual CN24 SATA power RM N8QM only Pin Signal Name 1 5V 2 GND 3 GND 4 12V ...
Page 50: ...42 RP 103 SMC User Manual CN26 SATA power Pin Signal Name 1 5V 2 GND 3 GND 4 12V ...
Page 56: ...48 RP 103 SMC User Manual CN32 FAN Pin Signal Name 1 GND 2 12V 3 N C 4 N C ...
Page 60: ...52 RP 103 SMC User Manual CN35 RTC BAT Pin Signal Name 1 LI_CELL 2 GND ...
Page 76: ...68 RP 103 SMC User Manual This page is intentionally left blank ...