获取服务器信息的Shell脚本分享（ubuntu、centos测试通过）

此脚本已经在ubuntu以及centos版本上测试通过，脚本如下：

复制代码

代码如下:

#!/bin/bash

Line============

#linux发行版名称

if [[ -f /usr/bin/lsb_release ]]; then

OS=$(/usr/bin/lsb_release -a |grep Description |awk -F : {print $2} |sed s/^[ t]*//g)

else

OS=$(cat /etc/issue |sed -n 1p)

fi

echo -e “${Line}nOS:n${OS}n${Line}”

######################################################################################################

#查看系统是否为64位：uname -m，若出现x86_64，则为64位

OS_version=$(uname -m)

echo -e “OS_version:n${OS_version}n${Line}”

#系统内核版本

kernel_version=$(uname -r)

echo -e “Kernel_version:n${kernel_version}n${Line}”

#cpu型号

CPU=$(grep model name /proc/cpuinfo |uniq |awk -F : {print $2} |sed s/^[ t]*//g |sed s/ +/ /g)

echo -e “CPU model:n${CPU}n${Line}”

#物理cpu个数

Counts=$(grep physical id /proc/cpuinfo |sort |uniq |wc -l)

echo -e “Total of physical CPU:n${Counts}n${Line}”

#物理cpu内核数

Cores=$(grep cpu cores /proc/cpuinfo |uniq |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Number of CPU coresn${Cores}n${Line}”

#逻辑cpu个数

PROCESSOR=$(grep processor /proc/cpuinfo |sort |uniq |wc -l)

echo -e “Number of logical CPUs:n${PROCESSOR}n${Line}”

#查看CPU当前运行模式是64位还是32位

Mode=$(getconf LONG_BIT)

echo -e “Present Mode Of CPU:n${Mode}n${Line}”

#查看CPU是否支持64位技术：grep flags /proc/cpuinfo，若flags信息中包含lm字段，则支持64位

Numbers=$(grep lm /proc/cpuinfo |wc -l)

if (( ${Numbers} > 0)); then lm=64

else lm=32

fi

echo -e “Support Mode Of CPU:n${lm}n${Line}”

######################################################################

#Memtotal 内存总大小

Total=$(cat /proc/meminfo |grep MemTotal |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Total Memory:n${Total}n${Line}”

#系统支持最大内存

Max_Capacity=$(dmidecode -t memory -q |grep Maximum Capacity |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Maxinum Memory Capacity:n${Max_Capacity}n${Line}”

#查看内存类型、频率、条数、最大支持内存等信息：dmidecode -t memory，或dmidecode | grep -A16 “Memory Device$”

#下面为统计内存条数

Number=$(dmidecode | grep -A16 “Memory Device$” |grep Size|sort |sed s/^[ t]*//g| grep -v No Module Installed | wc -l)

echo -e “Number of Physical Memory:n${Number}n${Line}”

#SwapTotal swap分区总大小

SwapTotal=$(cat /proc/meminfo |grep SwapTotal |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Total Swap:n${SwapTotal}n${Line}”

#Buffers size

Buffers=$(cat /proc/meminfo |grep Buffers |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Buffers:n${Buffers}n${Line}”

#Cached size

Cached=$(cat /proc/meminfo |grep &;Cached&; |awk -F : {print $2} |sed s/^[ t]*//g)

echo -e “Cached:n${Cached}n${Line}”

#空闲内存 + buffers/cache

Available=$(free -m |grep – |awk -F : {print $2} |awk {print $2})

echo -e “Available Memory:n${Available} MBn${Line}”

#显示硬盘，以及大小

Disk=$(fdisk -l |grep Disk |awk -F , {print $1} | sed s/Disk identifier.*//g | sed /^$/d)

echo -e “Amount Of Disks:n${Disk}n${Line}”

#各挂载分区使用情况

Partion=$(df -hlP |sed -n 2,$p)

echo -e “Usage Of partions:n${Partion}n${Line}”

—————————————————————————————-

测试结果展示：

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代码如下:

===========

OS:

Red Hat Enterprise Linux Server release 5.6 (Tikanga)

===========

OS_version:

i686

===========

Kernel_version:

2.6.18-238.el5

===========

CPU model:

AMD A6-3400M APU with Radeon(tm) HD Graphics

===========

Total of physical CPU:

2

===========

Number of CPU cores

2

===========

Number of logical CPUs:

4

===========

Present Mode Of CPU:

32

===========

Support Mode Of CPU:

64

===========

Total Memory:

514744 kB

===========

Maxinum Memory Capacity:

1024 GB

===========

Number of Physical Memory:

1

===========

Total Swap:

1044216 kB

===========

Buffers:

101936 kB

===========

Cached:

267356 kB

===========

Available Memory:

369 MB

===========

Amount Of Disks:

Disk /dev/sda: 107.3 GB

===========

Usage Of partions:

/dev/sda3 96G 4.6G 87G 6% /

/dev/sda1 99M 12M 83M 13% /boot

tmpfs 252M 0 252M 0% /dev/shm

/dev/hdc 3.0G 3.0G 0 100% /media/RHEL_5.6 i386 DVD

===========