推薦一個擷取Linux伺服器（ubuntu、centos已測試）資訊的Shell指令碼

此指令碼已經在ubuntu以及centos版本上測試通過，直接上原始碼比較爽：

代碼如下

複製代碼

#!/bin/bash Line='===========' #linux發行版名稱 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${Line}" ###################################################################################################### #查看系統是否為64位：uname -m，若出現x86_64，則為64位 OS_version=$(uname -m) echo -e "OS_version:n${OS_version}n${Line}" #系統核心版本 kernel_version=$(uname -r) echo -e "Kernel_version:n${kernel_version}n${Line}" #cpu型號 CPU=$(grep 'model name' /proc/cpuinfo |uniq |awk -F : '{print $2}' |sed 's/^[ t]*//g' |sed 's/ +/ /g') echo -e "CPU model:n${CPU}n${Line}" #物理cpu個數 Counts=$(grep 'physical id' /proc/cpuinfo |sort |uniq |wc -l) echo -e "Total of physical CPU:n${Counts}n${Line}" #物理cpu核心數 Cores=$(grep 'cpu cores' /proc/cpuinfo |uniq |awk -F : '{print $2}' |sed 's/^[ t]*//g') echo -e "Number of CPU coresn${Cores}n${Line}" #邏輯cpu個數 PROCESSOR=$(grep 'processor' /proc/cpuinfo |sort |uniq |wc -l) echo -e "Number of logical CPUs:n${PROCESSOR}n${Line}" #查看CPU當前運行模式是64位還是32位 Mode=$(getconf LONG_BIT) echo -e "Present Mode Of CPU:n${Mode}n${Line}" #查看CPU是否支援64位技術：grep 'flags' /proc/cpuinfo，若flags資訊中包含lm欄位，則支援64位 Numbers=$(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${Line}" ###################################################################### #Memtotal 記憶體總大小 Total=$(cat /proc/meminfo |grep 'MemTotal' |awk -F : '{print $2}' |sed 's/^[ t]*//g') echo -e "Total Memory:n${Total}n${Line}" #系統支援最大記憶體 Max_Capacity=$(dmidecode -t memory -q |grep 'Maximum Capacity' |awk -F : '{print $2}' |sed 's/^[ t]*//g') echo -e "Maxinum Memory Capacity:n${Max_Capacity}n${Line}" #查看記憶體類型、頻率、條數、最大支援記憶體等資訊：dmidecode -t memory，或dmidecode | grep -A16 "Memory Device$" #下面為統計記憶體條數 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分區總大小 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${Line}" #空閑記憶體 + buffers/cache Available=$(free -m |grep - |awk -F : '{print $2}' |awk '{print $2}') echo -e "Available Memory:n${Available} MBn${Line}" #顯示硬碟，以及大小 Disk=$(fdisk -l |grep 'Disk' |awk -F , '{print $1}' | sed 's/Disk identifier.*//g' | sed '/^$/d') echo -e "Amount Of Disks:n${Disk}n${Line}" #各掛載分區使用方式 Partion=$(df -hlP |sed -n '2,$p') echo -e "Usage Of partions:n${Partion}n${Line}"

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測試結果展示：

代碼如下

複製代碼

=========== 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 ===========