Monitoring Linux system CPU hard disk network IO and other resource scripts

This script is to monitor all aspects of the system resources, need to change a little, if the network card is not correct, slightly modified, the mailbox to write their own 163 mailbox, the default is an hour to send an email to the mailbox, the contents of the monitoring can add their own changes, here is the CPU, memory, process, connection number, network card traffic, disk Script, the system is CentOS6.4 64 bits.

Send mail with mutt, so install first

Yum Install Mytt-y

Vim chakan.sh

#!/bin/bashwhile [1]doruntime=60waittime=3600rm-rf/root/check_log/*time= ' date + "%y-%m-%d%H:%M:%S" ' d= ' date +%m%d ' N = ' Ps-ef | grep Nginx | Grep-v grep | Wc-l ' q= ' ps-ef | grep php-fpm | Grep-v grep | Wc-l ' [-d/root/check_log/] | | mkdir/root/check_logip= ' Ifconfig eth0 | Sed-n ' 2 ' p | awk ' {print $} ' | Awk-f ': ' {print $} ' m= ' uptime | awk ' {print $8,$9,$10,$11,$12} ' o= ' ifconfig eth0 | Sed-n ' 8 ' p | awk ' {print $3,$4} ' p= ' ifconfig eth0 | Sed-n ' 8 ' p | awk ' {print $7,$8} ' #R = ' ifconfig eth1 | Sed-n ' 8 ' p | awk ' {print $3,$4} ' #S = ' ifconfig eth1 | Sed-n ' 8 ' p | awk ' {print $7,$8} ' a= ' top-bn1 | Sed-n ' 2 ' p | awk ' {print $} ' b= ' top-bn1 | Sed-n ' 2 ' p | awk ' {print $ $} ' echo ' IP: $IP ' >>/root/check_log/jiance.logecho ' system date: ' >>/root/check_log/ Jiance.logecho "$time" >>/root/check_log/jiance.logecho "-------------system load------------------" >> /root/check_log/jiance.logecho "System load:" >>/root/check_log/jiance.logecho $M >>/root/Check_log/jiance.logecho "-------------Full processes---------------" >>/root/check_log/jiance.logecho " Processes: ">>/root/check_log/jiance.logecho $A >>/root/check_log/jiance.logecho" Zombie: ">>/ Root/check_log/jiance.logecho $B >>/root/check_log/jiance.logecho "-----------Application Processes----------">>/root/check_log/jiance.logecho" Nginx processes: ">>/root/check_log/ Jiance.logecho $N >>/root/check_log/jiance.logecho "php-fpm processes" >>/root/check_log/jiance.logecho $Q >>/root/check_log/jiance.logecho "--------------TCP connect------------------" >>/root/check_log/ Jiance.lognetstat-n | awk '/^tcp/{++s[$NF]} END {for (a in S) print A,s[a]} ' >>/root/check_log/jiance.logecho '-----------interferce tra Ffic--------------">>/root/check_log/jiance.logecho" eth0 traffic: ">>/root/check_log/jiance.logecho" In: $O ">>/root/check_log/jiance.logecho" out: $P ">>/root/cHeck_log/jiance.log#echo "eth1 traffic:" >>/root/check_log/jiance.log#echo "in: $R" >>/root/check_log/ Jiance.log#echo "Out: $S" >>/root/check_log/jiance.logecho "-------------CPU load-----------------------" > >/root/check_log/jiance.logecho "CPU Load:" >>/root/check_log/jiance.logsar-u 5 3 | Grep-v Linux | Grep-v ^$ >>/root/check_log/jiance.logecho "-------------mem Load (/m)------------------" >>/root/check_ Log/jiance.logecho "Mem load:" >>/root/check_log/jiance.logmemtotal= ' free-m | grep Mem | Awk-f: ' {print $} ' | awk ' {print '} ' memfree= ' free-m | grep Cache | awk nr==2 | awk ' {print $4} ' memfreeb= ' awk ' begin{printf '%.2f%\n ', ' $MemFree/$MemTotal \*100 '} ' memfrees= ' awk ' begin{printf '%.f ' , ' $MemFree/$MemTotal \*100 '} ' echo ' Memtotal: $MemTotal memfree: $MemFree memfreeb: $MemFreeB memfrees: $MemFreeS ">& Gt /root/check_log/jiance.logecho "---------------disk use-----------------------" >>/root/check_log/jiance.Logecho "Disk use:" >>/root/check_log/jiance.logdf-h >>/root/check_log/jiance.logecho "-----------Check IO load-----------------------">>/root/check_log/jiance.logecho" io load: ">>/root/check_log/ Jiance.logiostat | Grep-v ^$ | Grep-v Linux | Grep-v DM | Grep-v hdc >>/root/check_log/jiance.logecho "------------------All information-----------------" >>/ Root/check_log/jiance.logecho "All Information" >>/root/check_log/jiance.logdstat 5 3 >>/root/check_log/ Jiance.logsleep $RUNTIMEcat "/root/check_log/jiance.log" |mutt-s "[Email protected]sleep $WAITTIMEdone

Sh./chakan &

Figures

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