MRTG 安装配置文档.docx

安装snmpyum install net-snmp net-snmp-utils -y配置snmpvim /etc/snmp/snmpd.conf替换com2sec notConfigUser default public为com2sec local localhost publiccom2sec mynetwork /24 public替换group notConfigGroup v1 notConfigUsergroup notConfigGroup v2c notConfigUser为group MyRWGroup v1 localgroup MyRWGroup v2c localgroup MyRWGroup usm localgroup MyROGroup v1 mynetworkgroup MyROGroup v2c mynetworkgroup MyROGroup usm mynetwork替换view systemview included system为view all included .1 80替换access notConfigGroup any noauth exact systemview none none为access MyROGroup any noauth exact all none noneaccess MyRWGroup any noauth exact all all none替换syslocation Unknown (edit /etc/snmp/snmpd.conf)syscontact Root (configure /etc/snmp/snmp.local.conf)为syslocation RHEL6, Home Linux Router.syscontact Vivek G Gite /etc/init.d/snmpd startchkconfig snmpd on snmpwalk -v 1 -c public localhost IP-MIB:ipAdEntIfIndex#IP-MIB:ipAdEntIfIndex. = INTEGER: 1#IP-MIB:ipAdEntIfIndex. = INTEGER: 2安装MRTGmkdir /opt/nginx/mrtg /ln -s /opt/nginx/mrtg /opt/nginx/static/mrtgyum -y install mrtgcp -a /var/www/mrtg/* /opt/nginx/mrtg/cfgmaker -global WorkDir: /opt/nginx/static/mrtg -output /etc/mrtg/mymrtg.cfg publiclocalhostindexmaker -output=/opt/nginx/static/mrtg/index.html /etc/mrtg/mymrtg.cfg执行三次env LANG=C /usr/bin/mrtg /etc/mrtg/mymrtg.cfg然后就可以通过web方式访问mrtg的界面了/mrtg/crontab -e*/5 * * * * /usr/bin/mrtg /etc/mrtg/mymrtg.cfg -logging /var/log/mrtg.log配置MRTG添加以下内容到/etc/mrtg/mymrtg.cfg#CPU# Targetcpu: /opt/mrtg/cpu.sh MaxBytescpu: 100 Titlecpu: CPU -hongpanOptionscpu: gauge,nopercent,growright YLegendcpu: CPU loading (%) ShortLegendcpu:% LegendOcpu: & CPU USER; LegendIcpu: & CPU SYSTEM; PageTopcpu: CPU负载 # MEM 8G # Targetmanagemem:/opt/mrtg/mem.sh Unscaledmanagemem: dwym MaxBytesmanagemem: 8192000 Titlemanagemem:Memory ShortLegendmanagemem: & kmgmanagemem:kB,MB kilomanagemem:1024 YLegendmanagemem: Memory Usage Legend1managemem: Total Memory Legend2managemem: Used Memory LegendImanagemem: Total Memory LegendOmanagemem: Used Memory Optionsmanagemem: growright,gauge,nopercent PageTopmanagemem:内存使用 # Disk I/O 100K/sec /DEV/SDA # # If you want monitor more disk, please copy below create # now monitor job, and copy & modify the diskperf.sh to setting disk. TargetdiskIO: /opt/mrtg/diskperf.sh TitlediskIO: Disk HDA I/O Utilization Report UnscaleddiskIO: dwym MaxBytesdiskIO: 10000 PageTopdiskIO: 磁盘I/O kmgdiskIO: KB,MB,GB LegendIdiskIO: Disk I/O KBread/sec LegendOdiskIO: Disk I/O KBwrite/sec Legend1diskIO: Disk I/O KBread/sec Legend2diskIO: Disk I/O KBwrite/sec YLegenddiskIO: Megabytes ShortLegenddiskIO: & OptionsdiskIO: growright,gauge,nopercent#虹盘在线人数#T_person: /opt/mrtg/person.sh MaxB_person: 5000 O_person: gauge, nopercent, growright YL_person: Online Users ShortL_person: % LegendI_person:   LegendO_person:   T_person: WWW 上線人數統計表 PageT_person: 虹盘在线人数 # # System: Aerosol Lab. in Redhat 6.1 Kernel 2.2.18 # Maintainer: VBird # # Swap 16G # Targetswap:/opt/mrtg/swap.sh Unscaledswap: dwym MaxBytesswap: 16384000 Titleswap:Memory State of Server ShortLegendswap: & kmgswap:kB,MB kiloswap:1024 YLegendswap: Swap Usage Legend1swap: Total Swap Legend2swap: Used Swap LegendIswap: Total Swap LegendOswap: Used Swap Optionsswap: growright,gauge,nopercent PageTopswap:交换分区脚本文件# cat /opt/mrtg/cpu.sh #!/bin/bash cpuusr=/usr/bin/sar -u 1 3 |grep Average |awk print $3 cpusys=/usr/bin/sar -u 1 3 |grep Average |awk print $5 UPtime=/usr/bin/uptime |awk print $3 $4 $5 echo $cpuusr echo $cpusys echo $Uptime# cat /opt/mrtg/diskperf.sh #!/bin/bash # This script will monitor the KBread/sec &KBwriten/sec of Disk, and sent out the Blk_read/s and Blk_wrtn/s to MRTG, to make the performance image. # Creater: CCC IT loren ext:2288 2005/8/3 # Set the who need monitor device. As sda ,sdb,sdc,sdd,hda. # disk=sda hd=hda disk=/dev/$hd #UPtime=/usr/bin/uptime |awk print KBread_sec=iostat -x $disk|grep $hd |awk print $6 KBwrite_sec=iostat -x $disk|grep $hd |awk print $7 echo $KBread_sec echo $KBwrite_sec# cat /opt/mrtg/mem.sh #!/bin/bash # run this script to check the mem usage. totalmem=/usr/bin/free |grep Mem |awk print $2 usedmem=/usr/bin/free |grep Mem |awk print $3 echo $totalmem echo $usedmem# cat /opt/mrtg/person.sh #!/bin/bash # 1. 計算連線的數目 echo netstat -a | grep http|awk print $5|sort | wc -l|awk print$1 - 1 # 底下在說明整個咚咚的列出（檢查用） # netstat -a | grep www|awk print $5|sort| uniq # 2. 計算連線人數： echo netstat -a | grep http|awk print $5|cut -d: -f1|sort| uniq |wc -l | awk print $1 - 1 # netstat -a | grep www|awk print $5|cut -d: -f1|sort| uniq # 3. 輸出時間咚咚 UPtime=/usr/bin/uptime | awk print $3 $4 $5 # cat /opt/mrtg/swap.sh #!/bin/bash # run this script to check the swap usage. totalswap=/usr/bin/free |grep Swap |awk print usedswap=/usr/bin/free |grep Swap |awk print echo $totalswap echo $usedswap常见问题修改了配置文件/etc/mrtg/mymrtg.cfg 后,网页没有生效indexmaker -output=/opt/nginx/static/mrtg/index.html -title=ceshi.hongpan /etc/mrtg/mymrtg.cfgmrtg.cfg 里面几个参数的意思. Target：是要执行