Xingxing.li: Created page with " 1. Insert SATA disk before boot
2. After installing the SATA hard disk, we can perform read and write tests
3. According to the above content, we can know sda is ou..."

2023-09-04T02:32:50Z

Created page with " 1. Insert SATA disk before boot<br/> 2. After installing the SATA hard disk, we can perform read and write tests<br/> 3. According to the above content, we can know sda is ou..."

New page

1. Insert SATA disk before boot<br/> 2. After installing the SATA hard disk, we can perform read and write tests<br/> 3. According to the above content, we can know sda is our SATA disk Generate random file
<pre> # dd if=/dev/urandom of=data bs=1 count=1024
</pre>

'''Back up'''
<pre># dd if=/dev/sda of=backup bs=1 count=1024 skip=4096
</pre>

'''Write to SATA disk'''
<pre># dd if=data of=/dev/sda bs=1 seek=4096
</pre>

'''Read and Verify'''
<pre># dd if=/dev/sda of=data1 bs=1 count=1024 skip=4096
# diff data data1
</pre>

'''If fails, it will show as below:'''

Binary files data1 and data differ

'''Restore'''
<pre># dd if=backup of=/dev/sda bs=1 seek=4096
</pre>

EPC-R5710 SATA hard disk interface - Revision history

Xingxing.li: Created page with " 1. Insert SATA disk before boot 2. After installing the SATA hard disk, we can perform read and write tests 3. According to the above content, we can know sda is ou..."

Xingxing.li: Created page with " 1. Insert SATA disk before boot
2. After installing the SATA hard disk, we can perform read and write tests
3. According to the above content, we can know sda is ou..."