サーバのスペックを取得するスクリプト作った

• PHYSICAL・・・物理CPU数
• HT・・・ハイパースレッディング(1:有効, 0:無効)
• INSTALL・・・OSをインストールした日(だと予想)
• MEM・・・スワップは考慮してないです。スワップしているサーバなんて・・・

get_spec.sh

#!/bin/sh

## 
# output sample
##
# ============
# server.local
# ============
# 
# SYSTEM
# ====================
#       OS : CentOS release 6.5 (Final)
#  INSTALL : 2013-12-01
#     ARCH : x86_64
# 
# CPU
# ====================
#     NAME : Intel(R) Core(TM) i5-4440 CPU @ 3.10GHz
#  PHYSICAL: 1
#     CORE : 4
#       HT : 0
#    CLOCK : 3.10GHz
#    CACHE : 6MB
# 
# MEM (MB)
# ====================
#    TOTAL : 7555
#      USE : 1269
#     FREE : 6285

set -eu
CPUINFO="/proc/cpuinfo"
MEMINFO="/proc/meminfo"

if [ -e "/etc/redhat-release" ];then
    RELEASE_INFO="/etc/redhat-release"
elif [ -e "/etc/debian_version" ];then
    RELEASE_INFO="/etc/debian_version"
fi
INSTALL=`stat -L $RELEASE_INFO | grep Modify | cut -d " " -f 2`
ARCH=`uname -m`

CPU_PHYSICAL=`grep "physical id" $CPUINFO | sort | uniq | wc -l`
CPU_CORE=`grep "cpu cores" $CPUINFO | tail -n 1 | awk '{print $NF}'`
CPU_MAXID=`grep "core id" $CPUINFO | wc -l`
CPU_NAME=`grep "model name" $CPUINFO | cut -d ":" -f 2 | tail -n 1`
CPU_CLOCK=`echo $CPU_NAME | awk '{print $NF}'`
CPU_CACHE=`grep "cache size" $CPUINFO | tail -n 1 | cut -d " " -f 3 | awk '{printf "%d", $1/1000}'`

MEM_TOTAL=`free -m | awk '/Mem/{print $2}'`
MEM_USE=`free -m | awk '/-\/+/{print $3}'`
MEM_FREE=`free -m | awk '/-\/+/{print $4}'`

echo "============"
echo `hostname`
echo "============"
echo
echo "SYSTEM"
echo "===================="
echo "      OS : `cat ${RELEASE_INFO}`"
echo " INSTALL : ${INSTALL}"
echo "    ARCH : ${ARCH}"
echo
echo "CPU"
echo "===================="
echo "    NAME :" ${CPU_NAME}
echo " PHYSICAL:" ${CPU_PHYSICAL}
echo "    CORE :" ${CPU_CORE}
if [ $CPU_CORE -lt $CPU_MAXID ];then
  echo "      HT :" 1
else
  echo "      HT :" 0
fi
echo "   CLOCK :" ${CPU_CLOCK}
echo "   CACHE :" ${CPU_CACHE}MB
echo
echo "MEM (MB)"
echo "===================="
echo "   TOTAL :" ${MEM_TOTAL}
echo "     USE :" ${MEM_USE}
echo "    FREE :" ${MEM_FREE}