51工具盒子系统基本信息 {#系统基本信息}
操作系统版本
uname -a
查看当前运行的系统信息
cat /proc/version
查看发行版本
cat /etc/issue
查看发行详细信息
yum install redhat-lsb -y
lsb_release` `-a`
`
网络信息 {#网络信息}
网络配置信息
ifconfig -a
查看网络连接情况
ping www.baidu.com
CPU 信息 {#CPU信息}
cpu 信息
cat /proc/cpuinfo
查看物理 CPU 的个数
cat /proc/cpuinfo| grep "physical id"| sort| uniq| wc -l
查看逻辑 CPU 的个数
cat /proc/cpuinfo| grep "processor"| wc -l
查看 CPU 的核心数
cat /proc/cpuinfo| grep "cpu cores"| uniq
内存信息 {#内存信息}
查看物理内存信息
cat /proc/meminfo
查看内存实际使用情况
free -m
硬盘信息 {#硬盘信息}
查看磁盘信息
cat /proc/partitions
查看文件系统信息
df -lh
巡检常用命令 {#巡检常用命令}
CPU 负载情况
top
内存剩余使用率信息
free -m | grep Mem | awk '{print $4/$2*100}'
磁盘读写监控
yum install sysstat
iostat`
`
环境变量监控
env
网络统计信息
ifconfig ens33 | grep 'RX packets' | awk -F '(' '{print $2}' | awk -F ')' '{print $1}'
`ifconfig ens33 | grep `'TX packets'` | awk -F `'('` `'{print $2}'` | awk -F `')'` `'{print $1}'`
`
开放端口检查
netstat -tunlp | grep LISTEN
查看当前登录用户信息
w
查看 ssh 登录失败日志
lastb
查看 ssh 登录成功日志
last
系统运行时间
uptime
系统重启日志
last reboot
系统账号检查
cat /etc/passwd
cat /etc/shadow
查看系统定时任务
cat /var/spool/cron/*
一键脚本 {#一键脚本}
先安装依赖
yum -y install bc sysstat net-tools
脚本
#!/bin/bash
ipaddress=`ip a|grep "global"|awk '{print $2}' |awk -F/ '{print $1}'`
file_output=${ipaddress}'_os_linux_summary.html'
td_str=''
th_str=''
yum -y install bc sysstat net-tools;
sleep 10;
create_html_css(){
echo -e "<html>
<head>
<style type="text/css">
body {font:12px Courier New,Helvetica,sansserif; color:black; background:White;}
table,tr,td {font:12px Courier New,Helvetica,sansserif; color:Black; background:#FFFFCC; padding:0px 0px 0px 0px; margin:0px 0px 0px 0px;}
th {font:bold 12px Courier New,Helvetica,sansserif; color:White; background:#0033FF; padding:0px 0px 0px 0px;}
h1 {font:bold 12pt Courier New,Helvetica,sansserif; color:Black; padding:0px 0px 0px 0px;}
</style>
</head>
<body>"
}
create_html_head(){
echo -e "<h1>$1</h1>"
}
create_table_head1(){
echo -e "<table width="68%" border="1" bordercolor="#000000" cellspacing="0px" style="border-collapse:collapse">"
}
create_table_head2(){
echo -e "<table width="100%" border="1" bordercolor="#000000" cellspacing="0px" style="border-collapse:collapse">"
}
create_td(){
td_str=`echo $1 | awk 'BEGIN{FS="|"}''{i=1; while(i<=NF) {print "<td>"$i"</td>";i++}}'`
}
create_th(){
th_str=`echo $1|awk 'BEGIN{FS="|"}''{i=1; while(i<=NF) {print "<th>"$i"</th>";i++}}'`
}
create_tr1(){
create_td "$1"
echo -e "<tr>
$td_str
</tr>" >> $file_output
}
create_tr2(){
create_th "$1"
echo -e "<tr>
$th_str
</tr>" >> $file_output
}
create_tr3(){
echo -e "<tr><td>
<pre style=\"font-family:Courier New; word-wrap: break-word; white-space: pre-wrap; white-space: -moz-pre-wrap\" >
`cat $1`
</pre></td></tr>" >> $file_output
}
create_table_end(){
echo -e "</table>"
}
create_html_end(){
echo -e "</body></html>"
}
NAME_VAL_LEN=12
name_val () {
printf "%+*s | %s\n" "${NAME_VAL_LEN}" "$1" "$2"
}
get_physics(){
name_val "巡检时间" "`date`"
name_val "主机名" "`uname -n`"
name_val "系统版本" "`cat /etc/{oracle,redhat,SuSE,centos}-release 2>/dev/null|sort -ru|head -n1`"
name_val "内核版本" "`uname -r`"
name_val "架构" "CPU=`lscpu|grep Architecture|awk -F: '{print $2}'|sed 's/^[[:space:]]*//g'`;OS=`getconf LONG_BIT`-bit"
}
get_cpuinfo () {
file="/proc/cpuinfo"
virtual=`grep -c ^processor "${file}"`
physical=`grep 'physical id' "${file}" | sort -u | wc -l`
cores=`grep 'cpu cores' "${file}" | head -n 1 | cut -d: -f2`
model=`grep "model name" "${file}"|sort -u|awk -F: '{print $2}'`
speed=`grep -i "cpu MHz" "${file}"|sort -u|awk -F: '{print $2}'`
cache=`grep -i "cache size" "${file}"|sort -u|awk -F: '{print $2}'`
SysCPUIdle=`vmstat | sed -n '$ p' | awk '{print $15}'`
[ "${physical}" = "0" ] && physical="${virtual}"
[ -z "${cores}" ] && cores=0
cores=$((${cores} * ${physical}));
htt=""
if [ ${cores} -gt 0 -a $cores -lt $virtual ]; then htt=yes; else htt=no; fi
name_val "线程" "physical = ${physical}, cores = ${cores}, virtual = ${virtual}, hyperthreading = ${htt}"
name_val "cpu型号" "${physical} x ${model}"
name_val "速度" "${virtual} x ${speed} MHz"
name_val "缓存" "${virtual} x ${cache}"
name_val "CPU空闲率(%)" "${SysCPUIdle}%"
}
get_netinfo(){
echo "interface | status | ipadds | mtu | Speed | Duplex" >>/tmp/tmpnet_h1_`date +%y%m%d`.txt
for ipstr in `ifconfig -a|grep ": flags"|awk '{print $1}'|sed 's/.$//'`
do
ipadds=`ifconfig ${ipstr}|grep -w inet|awk '{print $2}'`
mtu=`ifconfig ${ipstr}|grep mtu|awk '{print $NF}'`
speed=`ethtool ${ipstr}|grep Speed|awk -F: '{print $2}'`
duplex=`ethtool ${ipstr}|grep Duplex|awk -F: '{print $2}'`
echo "${ipstr}" "up" "${ipadds}" "${mtu}" "${speed}" "${duplex}"\
|awk '{print $1,"|", $2,"|", $3,"|", $4,"|", $5,"|", $6}' >>/tmp/tmpnet1_`date +%y%m%d`.txt
done
}
get_cpuuse(){
echo "####################################### cpu使用率 #######################################" >>/tmp/tmp_cpuuse_`date +%y%m%d`.txt
mpstat -P ALL 10 8 >>/tmp/tmp_cpuuse_`date +%y%m%d`.txt
}
get_connections (){
filemax=`cat /proc/sys/fs/file-max`
name_val "Number of concurrent connections" "${filemax}"
}
get_ulimitinfo(){
echo "####################################### 系统限制最大进程数 #######################################" >>/tmp/tmp_ulimitinfo_`date +%y%m%d`.txt
ulimit -a >>/tmp/tmp_ulimitinfo_`date +%y%m%d`.txt
echo "####################################### env #######################################" >>/tmp/tmp_ulimitinfo_`date +%y%m%d`.txt
env >>/tmp/tmp_ulimitinfo_`date +%y%m%d`.txt
}
get_meminfo(){
echo "Locator |Size |Speed |Form Factor | Type | Type Detail" >>/tmp/tmpmem3_h1_`date +%y%m%d`.txt
dmidecode| grep -v "Memory Device Mapped Address"|grep -A12 -w "Memory Device" \
|egrep "Locator:|Size:|Speed:|Form Factor:|Type:|Type Detail:" \
|awk -F: '/Size|Type|Form.Factor|Type.Detail|^[\t ]+Locator/{printf("|%s", $2)}/^[\t ]+Speed/{print "|" $2}' \
|grep -v "No Module Installed" \
|awk -F"|" '{print $4,"|", $2,"|", $7,"|", $3,"|", $5,"|", $6}' >>/tmp/tmpmem3_t1_`date +%y%m%d`.txt
free -glht >>/tmp/tmpmem2_`date +%y%m%d`.txt
memtotal=`vmstat -s | head -1 | awk '{print $1}'`
avm=`vmstat -s| sed -n '3p' | awk '{print $1}'`
name_val "Mem_used_rate(%)" "`echo "100*${avm}/${memtotal}" | bc`%" >>/tmp/tmpmem1_`date +%y%m%d`.txt
}
get_diskinfo(){
echo "Filesystem |Type |Size | Used | Avail | Use% | Mounted on | Opts" >>/tmp/tmpdisk_h1_date +%y%m%d.txt
df -ThP|grep -v tmpfs|sed '1d'|sort >/tmp/tmpdf1_date +%y%m%d.txt
mount -l|awk '{print $1,$6}'|grep ^/|sort >/tmp/tmpdf2_date +%y%m%d.txt
join /tmp/tmpdf1_date +%y%m%d.txt /tmp/tmpdf2_date +%y%m%d.txt
|awk '{print $1,"|", $2,"|", $3,"|", $4,"|", $5,"|", $6,"|", $7,"|", $8}' >>/tmp/tmpdisk_t1_date +%y%m%d.txt
lsblk >>/tmp/tmpdisk1_date +%y%m%d.txt
for disk in ls -l /sys/block|awk '{print $9}'|sed '/^$/d'|grep -v fd
do
echo "${disk}" cat /sys/block/<span class="hljs-subst">${disk}</span>/queue/scheduler >>/tmp/tmpdisk2_date +%y%m%d.txt
done
echo "==========df -h============" >>/tmp/tmpdisk2_date +%y%m%d.txt
df -h >>/tmp/tmpdisk2_date +%y%m%d.txt
echo "==========mount============" >>/tmp/tmpdisk2_date +%y%m%d.txt
mount >>/tmp/tmpdisk2_date +%y%m%d.txt
echo "==========fdisk -l============" >>/tmp/tmpdisk2_date +%y%m%d.txt
fdisk -l >>/tmp/tmpdisk2_date +%y%m%d.txt
pvs >>/tmp/tmpdisk3_date +%y%m%d.txt
echo "====================== ===== ===== ===== ===== ===== ========== =======" >>/tmp/tmpdisk3_date +%y%m%d.txt
vgs >>/tmp/tmpdisk3_date +%y%m%d.txt
echo "====================== ===== ===== ===== ===== ===== ========== =======" >>/tmp/tmpdisk3_date +%y%m%d.txt
lvs >>/tmp/tmpdisk3_date +%y%m%d.txt
}
##xiao changge
get_topproc(){
#os load
echo "####################################### 网络流量情况 #######################################" >>/tmp/tmpload_date +%y%m%d.txt
sar -n DEV 10 6 >>/tmp/tmploaddate +%y%m%d.txt
echo "####################################### ip add #######################################" >>/tmp/tmploaddate +%y%m%d.txt
ip add >>/tmp/tmploaddate +%y%m%d.txt
echo "####################################### ss -t -a #######################################" >>/tmp/tmploaddate +%y%m%d.txt
ss -t -a >>/tmp/tmploaddate +%y%m%d.txt
echo "####################################### netstat -lntp #######################################" >>/tmp/tmploaddate +%y%m%d.txt
netstat -lntp >>/tmp/tmploaddate +%y%m%d.txt
echo "####################################### netstat -anp #######################################" >>/tmp/tmploaddate +%y%m%d.txt
netstat -anp >>/tmp/tmploaddate +%y%m%d.txt
echo "####################################### netstat -rn #######################################" >>/tmp/tmploaddate +%y%m%d.txt
netstat -rn >>/tmp/tmpload_date +%y%m%d.txt
echo "####################################### 系统资源变化 #######################################" >>/tmp/tmptopdate +%y%m%d.txt
vmstat -S M 10 6 >>/tmp/tmptopdate +%y%m%d.txt
mpstat 1 5 >>/tmp/tmptopdate +%y%m%d.txt
echo "####################################### 消耗CPU前十排行 #######################################" >>/tmp/tmptopdate +%y%m%d.txt
ps aux|head -1 >>/tmp/tmptopdate +%y%m%d.txt
ps aux|grep -v PID|sort -rn -k +3|head >>/tmp/tmptopdate +%y%m%d.txt
sleep 2;
echo "####################################### 消耗内存前十排行 #######################################" >>/tmp/tmptopdate +%y%m%d.txt
ps aux|head -1 >>/tmp/tmptopdate +%y%m%d.txt
ps aux|grep -v PID|sort -rn -k +4|head >>/tmp/tmptopdate +%y%m%d.txt
sleep 2;
echo "####################################### TOP资源监控 #######################################" >>/tmp/tmptopdate +%y%m%d.txt
top -bn1 -o "%CPU"|sed -n '1,80p' >>/tmp/tmptopdate +%y%m%d.txt
sleep 2;
echo "####################################### 显示进程信息ps -ef #######################################" >>/tmp/tmptopdate +%y%m%d.txt
ps -ef >>/tmp/tmptop_date +%y%m%d.txt
sleep 2;
#top i/o
echo "####################################### 磁盘io情况 #######################################" >>/tmp/tmptopiodate +%y%m%d.txt
iostat -k -d 10 5 >>/tmp/tmptopiodate +%y%m%d.txt
}
get_crontablist(){
crontab -l >>/tmp/tmpcrontabdate +%y%m%d.txt
if [ -s /tmp/tmp_crontab_date +%y%m%d.txt ] ; then
echo 'ths file is not empyt and file info'
else
echo '#### 无定时任务 ####' >>/tmp/tmpcrontabdate +%y%m%d.txt
fi
}
get_crontab_content(){
crontab_content_log=/tmp/tmpcrontab_contentdate +%y%m%d.txt
crontab -l|awk -F ' ' '{ print $NF}' >>$crontab_content_log
contrab_num=crontab -l|awk -F ' ' '{ print $NF}'|wc -l
if [ $contrab_num -ne 0 ];then
count=1
while [ $count -le $contrab_num ]
do
echo "####################################### 获取系统定时任务脚本 $count 内容开始 #######################################" >>/tmp/tmpcrontab_shellcontentdate +%y%m%d.txt
cat sed -n -e "${count}p" $crontab_content_log >>/tmp/tmpcrontab_shellcontentdate +%y%m%d.txt
echo -e "\n####################################### 获取系统定时任务脚本 $count 内容结束 #######################################\n" >>/tmp/tmpcrontab_shellcontentdate +%y%m%d.txt
count=$[${count}+1]
done
else
echo '#### 无定时执行脚本 ####' >>/tmp/tmpcrontab_shellcontentdate +%y%m%d.txt
fi
}
create_html(){
rm -rf $file_output
touch $file_output
create_html_css >> $file_output
create_html_head "系统基本信息" >> $file_output
create_table_head1 >> $file_output
get_physics >>/tmp/tmpossummdate +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpossummdate +%y%m%d.txt
create_table_end >> $file_output
create_html_head "cpu信息" >> $file_output
create_table_head1 >> $file_output
get_cpuinfo >>/tmp/tmpcpuinfodate +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpcpuinfodate +%y%m%d.txt
create_table_end >> $file_output
create_html_head "ip网络信息" >> $file_output
create_table_head1 >> $file_output
get_netinfo
while read line
do
create_tr2 "$line"
done < /tmp/tmpneth1date +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpnet1_date +%y%m%d.txt
create_table_end >> $file_output
create_html_head "cpu使用率" >> $file_output
create_table_head1 >> $file_output
get_cpuuse
create_tr3 "/tmp/tmp_cpuuse_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "连接数信息" >> $file_output
create_table_head1 >> $file_output
get_connections >>/tmp/tmpconnectionsdate +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpconnectionsdate +%y%m%d.txt
create_table_end >> $file_output
create_html_head "系统限制信息" >> $file_output
create_table_head1 >> $file_output
get_ulimitinfo
create_tr3 "/tmp/tmp_ulimitinfo_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "内存使用信息" >> $file_output
create_table_head1 >> $file_output
get_meminfo
while read line
do
create_tr1 "$line"
done < /tmp/tmpmem1_date +%y%m%d.txt
create_table_end >> $file_output
create_table_head1 >> $file_output
create_tr3 "/tmp/tmpmem2_date +%y%m%d.txt"
create_table_end >> $file_output
create_table_head1 >> $file_output
while read line
do
create_tr2 "$line"
done < /tmp/tmpmem3_h1_date +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpmem3_t1_date +%y%m%d.txt
create_table_end >> $file_output
create_html_head "磁盘使用信息" >> $file_output
create_table_head1 >> $file_output
get_diskinfo
while read line
do
create_tr2 "$line"
done < /tmp/tmpdiskh1date +%y%m%d.txt
while read line
do
create_tr1 "$line"
done < /tmp/tmpdiskt1date +%y%m%d.txt
create_table_end >> $file_output
create_table_head1 >> $file_output
create_tr3 "/tmp/tmpdisk1_date +%y%m%d.txt"
create_table_end >> $file_output
create_table_head1 >> $file_output
create_tr3 "/tmp/tmpdisk2_date +%y%m%d.txt"
create_table_end >> $file_output
create_table_head1 >> $file_output
create_tr3 "/tmp/tmpdisk3_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "网络流量情况" >> $file_output
create_table_head1 >> $file_output
get_topproc
create_tr3 "/tmp/tmpload_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "性能相关监控" >> $file_output
create_table_head1 >> $file_output
sed -i 's/</----/g' "/tmp/tmptop_date +%y%m%d.txt" >>/tmp/tmptopdate +%y%m%d.txt
create_tr3 "/tmp/tmptopdate +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "磁盘io情况" >> $file_output
create_table_head1 >> $file_output
create_tr3 "/tmp/tmptopio_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "定时任务信息" >> $file_output
create_table_head1 >> $file_output
get_crontablist
create_tr3 "/tmp/tmp_crontab_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_head "定时任务脚本内容" >> $file_output
create_table_head1 >> $file_output
get_crontab_content
create_tr3 "/tmp/tmp_crontab_shellcontent_date +%y%m%d.txt"
create_table_end >> $file_output
create_html_end >> $file_output sed -i's/BORDER=1/width="68%" border="1" bordercolor="#000000" cellspacing="0px" style="border-collapse:collapse"/g'$file_output rm -rf /tmp/tmp*_date +%y%m%d``.txt }# This script must be executed as rootRUID=``id|awk -F\( '{print $1}'|awk -F\= '{print $2}'``if[ ${RUID} !="0"];then echo"This script must be executed as root"fi PLATFORM=``uname``if[ ${PLATFORM} ="HP-UX"] ; then echo"This script does not support HP-UX platform for the time being"elif [ ${PLATFORM} ="SunOS"] ; then echo"This script does not support SunOS platform for the time being"elif [ ${PLATFORM} ="AIX"] ; then echo"This script does not support AIX platform for the time being"elif [ ${PLATFORM} ="Linux"] ; then create_html fi
https://mp.weixin.qq.com/s/w1qQ0DHDlVmhRN8ceGS5Kg
https://blog.csdn.net/helloworld104/article/details/106819948/
本文作者：R0A1NG
