查看“查看CPU和物理内存”的源代码

=== 查看CPU ===
<syntaxhighlight lang="shell-session">
pi@raspberrypi:~ $ cat /proc/cpuinfo
</syntaxhighlight>



=== 查看物理内存 ===
<syntaxhighlight lang="shell-session">
[root@iZ8vbcjkeqbrdmmbt23vboZ ~]# dmidecode --type 17
# dmidecode 3.2
Getting SMBIOS data from sysfs.
SMBIOS 2.8 present.

Handle 0x1100, DMI type 17, 40 bytes
Memory Device
	Array Handle: 0x1000
	Error Information Handle: Not Provided
	Total Width: Unknown
	Data Width: Unknown
	Size: 2048 MB
	Form Factor: DIMM
	Set: None
	Locator: DIMM 0
	Bank Locator: Not Specified
	Type: RAM
	Type Detail: Other
	Speed: Unknown
	Manufacturer: Alibaba Cloud
	Serial Number: Not Specified
	Asset Tag: Not Specified
	Part Number: Not Specified
	Rank: Unknown
	Configured Memory Speed: Unknown
	Minimum Voltage: Unknown
	Maximum Voltage: Unknown
	Configured Voltage: Unknown

</syntaxhighlight>树莓派上用不了<syntaxhighlight lang="shell-session">
pi@raspberrypi:~ $ sudo dmidecode --type 17
# dmidecode 3.2
Scanning /dev/mem for entry point.
# No SMBIOS nor DMI entry point found, sorry.
</syntaxhighlight>