CentOS (RHEL) 系統管理中的查看內存插槽數、最大容量和頻率

Linux 查看內存的插槽數，已經使用多少插槽。每條內存多大，已使用內存多大

[root@HNTX-XY-PIM-HA5 ~]# dmidecode|grep -P -A5 "Memory\s+Device"|grep Size|grep -v Range

Size: 512 MB

Size: No Module Installed

Size: 512 MB

Size: No Module Installed

Size: 512 MB

Size: No Module Installed

Size: 512 MB

Size: No Module Installed

查看內存支持的最大內存容量

[root@HNTX-XY-PIM-HA5 ~]# dmidecode|grep -P 'Maximum\s+Capacity'

Maximum Capacity: 32 GB

查看內存的頻率

[root@HNTX-XY-PIM-HA5 ~]# dmidecode|grep -A16 "Memory Device"|grep 'Speed'

Speed: 667 MHz (1.5 ns)

Speed: Unknown

Speed: 667 MHz (1.5 ns)

Speed: Unknown

Speed: 667 MHz (1.5 ns)

Speed: Unknown

Speed: 667 MHz (1.5 ns)

Speed: Unknown