用dmidecode命令查看内存插槽占用情况

＃sudo dmidecode --help 
Usage: dmidecode [OPTIONS] 
Options are: 
-d, --dev-mem FILE     Read memory from device FILE (default: /dev/mem) 
-h, --help             Display this help text and exit 
-q, --quiet            Less verbose output 
-s, --string KEYWORD   Only display the value of the given DMI string 
-t, --type TYPE        Only display the entries of given type 
-u, --dump             Do not decode the entries 
-V, --version          Display the version and exit

＃ sudo dmidecode -t memory |grep Size 
 
    Size: 1024 MB
 
    Size: No Module Installed 
 
    Size: 1024 MB 
 
    Size: No Module Installed