**1. 内存大小** ~~~ cat /proc/meminfo |grep MemTotal ~~~ 实例 ~~~ [root@cp31 ~]# cat /proc/meminfo |grep MemTotal MemTotal: 16257056 kB ~~~ **2. 空闲内存** ~~~ grep MemFree /proc/meminfo ~~~ **3. CPU大小** ~~~ cat /proc/cpuinfo |grep "model name" && cat /proc/cpuinfo |grep "physical id" ~~~ 实例 ~~~ [root@cp31 ~]# cat /proc/cpuinfo |grep "model name" && cat /proc/cpuinfo |grep "physical id" model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz model name : Intel(R) Xeon(R) CPU L5520 @ 2.27GHz physical id : 0 physical id : 0 physical id : 0 physical id : 0 physical id : 1 physical id : 1 physical id : 1 physical id : 1 physical id : 0 physical id : 0 physical id : 0 physical id : 0 physical id : 1 physical id : 1 physical id : 1 physical id : 1 ~~~ **4. 硬盘大小** ~~~ fdisk -l |grep Disk ~~~ 实例 ~~~ [root@cp31 ~]# fdisk -l |grep Disk Disk /dev/sda: 1000.2 GB, 1000204886016 bytes, 1953525168 sectors Disk label type: dos Disk identifier: 0x0006c018 Disk /dev/mapper/centos-root: 53.7 GB, 53687091200 bytes, 104857600 sectors Disk /dev/mapper/centos-swap: 8455 MB, 8455716864 bytes, 16515072 sectors Disk /dev/mapper/centos-home: 936.9 GB, 936940404736 bytes, 1829961728 sectors ~~~ **5. 物理CPU** ~~~ [root@cp31 ~]# cat /proc/cpuinfo | grep "physical id" | sort | uniq physical id : 0 physical id : 1 ~~~