mysql 巡检脚本V1

#!/bin/sh

#[email protected]

export black=‘\033[0m‘

export boldblack=‘\033[1;0m‘

export red=‘\033[31m‘

export boldred=‘\033[1;31m‘

export green=‘\033[32m‘

export boldgreen=‘\033[1;32m‘

export yellow=‘\033[33m‘

export boldyellow=‘\033[1;33m‘

export blue=‘\033[34m‘

export boldblue=‘\033[1;34m‘

export magenta=‘\033[35m‘

export boldmagenta=‘\033[1;35m‘

export cyan=‘\033[36m‘

export boldcyan=‘\033[1;36m‘

export white=‘\033[37m‘

export boldwhite=‘\033[1;37m‘

cecho ()

## -- Function to easliy print colored text -- ##

# Color-echo.

# 参数 $1 = message

# 参数 $2 = color

{

local default_msg="No message passed."

message=${1:-$default_msg} # 如果$1没有输入则为默认值default_msg.

color=${2:-black}  # 如果$1没有输入则为默认值black.

case $color in

black)

printf "$black" ;;

boldblack)

printf "$boldblack" ;;

red)

printf "$red" ;;

boldred)

printf "$boldred" ;;

green)

printf "$green" ;;

boldgreen)

printf "$boldgreen" ;;

yellow)

printf "$yellow" ;;

boldyellow)

printf "$boldyellow" ;;

blue)

printf "$blue" ;;

boldblue)

printf "$boldblue" ;;

magenta)

printf "$magenta" ;;

boldmagenta)

printf "$boldmagenta" ;;

cyan)

printf "$cyan" ;;

boldcyan)

printf "$boldcyan" ;;

white)

printf "$white" ;;

boldwhite)

printf "$boldwhite" ;;

esac

printf "%s\n"  "$message"

tput sgr0   # tput sgr0即恢复默认值

printf "$black"

return

}

cechon ()

# Color-echo.

# 参数1 $1 = message

# 参数2 $2 = color

{

local default_msg="No message passed."

# Doesn‘t really need to be a local variable.

message=${1:-$default_msg} # 如果$1没有输入则为默认值default_msg.

color=${2:-black}  # 如果$1没有输入则为默认值black.

case $color in

black)

printf "$black" ;;

boldblack)

printf "$boldblack" ;;

red)

printf "$red" ;;

boldred)

printf "$boldred" ;;

green)

printf "$green" ;;

boldgreen)

printf "$boldgreen" ;;

yellow)

printf "$yellow" ;;

boldyellow)

printf "$boldyellow" ;;

blue)

printf "$blue" ;;

boldblue)

printf "$boldblue" ;;

magenta)

printf "$magenta" ;;

boldmagenta)

printf "$boldmagenta" ;;

cyan)

printf "$cyan" ;;

boldcyan)

printf "$boldcyan" ;;

white)

printf "$white" ;;

boldwhite)

printf "$boldwhite" ;;

esac

printf "%s"  "$message"

tput sgr0   # tput sgr0即恢复默认值

printf "$black"

return

}

#set mysql evn

MYSQL_USER=system  #mysql的用户名

MYSQL_PASS=‘password‘  #mysql的登录用户密码

MYSQL_HOST=192.168.2.188

#1.the server infomation

echo "the system basic infomation:"

echo "***********************************************************************"

echo

hostname=`hostname`  #主机名

ipaddress=`ifconfig |grep ‘inet addr:‘| grep -v ‘127.0.0.1‘ | cut -d: -f2 | awk ‘{ print $1}‘` #IP地址

gtway=`cat  /etc/sysconfig/network|grep GATEWAY|awk -F "=" ‘{print $2}‘` #网关

cpuinfo=`cat /proc/cpuinfo|grep "name"|cut -d: -f2 |awk ‘{print "*"$1,$2,$3,$4}‘|uniq -c` #cpu

phmem=`dmidecode | grep -A 16 "Memory Device$" |grep Size:|grep -v "No Module Installed"|awk ‘{print "*" $2,$3}‘|uniq -c` #物理内存数量

sysver=`cat /etc/issue | head -1` #--系统版本

kerver=`uname -a  |awk ‘{print $3}‘`  #内核版本

#mem usage

mem_total=$(free -m |grep Mem|awk ‘{print $2}‘)

mem_used=$(free -m |grep Mem|awk ‘{print $3}‘)

mem_rate=`expr $mem_used/$mem_total*100|bc -l`

cechon "1.1 server hostname is:" red

echo ${hostname}

cechon "1.2 server ipaddree is: " red

echo  ${ipaddress}

cechon "1.3 server gateway is: " red

echo ${gtway}

cechon "1.4 server cpuinfo is: " red

echo ${cpuinfo}

cechon "1.5 server Physical memory number is: " red

echo ${phmem}

cechon "1.6 server version  is: " red

echo ${sysver}

cechon "1.7 server system kernel version is: " red

echo ${kerver}

cechon "1.8 server Physical memory number is:" red

echo  ${phmem}

cechon "1.9 server  memory usage rate is: " red

echo ${mem_rate:0:5}%

cechon "1.10 server  disk usage  is: " red

echo

#disk usage

df -H |awk -F ‘\t‘ ‘{ print $1,$2,$3,$4,$5,$6}‘

echo

cechon "1.11 server  CPU load average  is: " red

echo

uptime | awk ‘BEGIN{print "1min, 5min, 15min"}   {print $10,$11,$12}‘

echo

cechon "1.12 server  started services   is: " red

echo

chkconfig --list | grep on

echo

echo

cechon "1.13 server  CPU free   is: " red

top -b -n 1 | grep Cpu | awk ‘{print $5}‘ | cut -f 1 -d "."

echo

cechon "1.14 mysql ESTABLISHED connect   is: " red

echo

netstat -an -t | grep ":3306" | grep ESTABLISHED | awk ‘{printf "%s %s\n",$5,$6}‘ | sort |sed  ‘s/^::ffff://‘

echo

cechon "1.15 server  ESTABLISHED  TCP connect number   is: " red

echo

netstat -n | awk ‘/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}‘

echo

echo

echo "***********************************************************************"

echo

#2.mysql版本

v_01="select @@version;"

v_02="v02.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${v_01}" >${v_02}

v_03=`cat ${v_02} | grep -v @@version`

cechon "2.1 mysql runing version is: ${v_03} " red

echo "                                                                           "

rm -rf ${v_02}

mysql_port=`cat /usr/local/mysql/my.cnf |grep port| sed -n 1p`

cechon "2.2 mysql port is: ${mysql_port} " red

echo "                                                                           "

#3.系统mysql的进程数

mysql_processnum=`ps -ef | grep "mysql" | grep -v "grep" | wc -l`

cechon "3. mysql process number is: ${mysql_processnum} " red

echo "                                                                           "

#4.客户端连接的mysql进程数

conn_01="conn01.`date +%Y%m%d%H%M%S`.txt"

conn_02="show processlist;"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${conn_02}" | grep -v Id >${conn_01}

client_conn_num=`cat ${conn_01} |wc -l`

cechon "4. mysql client connect number  is: ${client_conn_num} " red

echo "                                                                           "

rm -rf ${conn_01}

#5.QPS(每秒事务量)

qps_01="show global status like ‘Questions‘;"

qps_re="qpsre.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${qps_01}" |grep -v Variable_name \

|cut -f 2 >${qps_re}

qps_02=`cat ${qps_re}`

qps_03=`cat /proc/uptime |awk ‘{print $1}‘`

qps_04=`awk ‘BEGIN{print ‘${qps_02}‘ / ‘${qps_03}‘}‘` #shell默认不支持浮点运算

cechon "5. current mysql server QPS is: ${qps_04:0:5} " red

echo "                                                                           "

rm -rf ${qps_re}

#6.TPS(每秒事务量)

tps_01="show  status where Variable_name in(‘Com_commit‘); "

tps_02="show  status where Variable_name in(‘Com_rollback‘); "

tps_re01="tpsre01.`date +%Y%m%d%H%M%S`.txt"

tps_re02="tpsre02.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${tps_01}" |grep -v Variable_name \

|cut -f 2 >${tps_re01}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${tps_02}" |grep -v Variable_name \

|cut -f 2 >${tps_re02}

tps_03=`cat ${tps_re01}`

tps_04=`cat ${tps_re02}`

tps_sum=`awk ‘BEGIN{print ‘${tps_03}‘ + ‘${tps_04}‘}‘` #shell默认不支持浮点运算

tps_uptime=`cat /proc/uptime |awk ‘{print $1}‘`

tps_avg=`awk ‘BEGIN{print ‘${tps_sum}‘ / ‘${tps_uptime}‘}‘` #shell默认不支持浮点运算

cechon "6. current mysql server TPS is: ${tps_avg} " red

echo "                                                                           "

rm -rf ${tps_re01}

rm -rf ${tps_re02}

#7.key Buffer 命中率

#key_buffer_read_hits = (1-key_reads / key_read_requests) * 100%

kbrd_01="show  status like ‘Key_reads‘; "

kbrd_02="show  status like ‘Key_read_requests‘; "

kbrd_re01="kbrd01.`date +%Y%m%d%H%M%S`.txt"

kbrd_re02="kbrd02.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${kbrd_01}" |grep -v Variable_name \

|cut -f 2 >${kbrd_re01}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${kbrd_02}" |grep -v Variable_name \

|cut -f 2 >${kbrd_re02}

kbrd_03=`cat ${kbrd_re01}`

kbrd_04=`cat ${kbrd_re02}`

if [ "${kbrd_03}" -eq 0 ];then

cechon "7.1 there is no any value!" green

echo "                                                                           "

else

kbrd_05=`awk ‘BEGIN{print ‘${kbrd_03}‘ / ‘${kbrd_04}‘}‘` #shell默认不支持浮点运算

kbrd_06=`awk ‘BEGIN{print ‘1-${kbrd_05}‘}‘` #shell默认不支持浮点运算

key_buffer_read_hits=`awk ‘BEGIN{print ‘${kbrd_06}‘ * 100}‘`

cechon "7.1 current mysql key_buffer_read_hits is: ${key_buffer_read_hits:0:5}% " red

echo "                                                                           "

fi

rm -rf ${kbrd_re01}

rm -rf ${kbrd_re02}

#key_buffer_write_hits = (1-key_writes / key_write_requests) * 100%

kbwd_01="show  status like ‘Key_writes‘; "

kbwd_02="show  status like ‘Key_write_requests‘; "

kbwd_re01="kbwd01.`date +%Y%m%d%H%M%S`.txt"

kbwd_re02="kbwd02.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${kbwd_01}" |grep -v Variable_name \

|cut -f 2 >${kbwd_re01}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${kbwd_02}" |grep -v Variable_name \

|cut -f 2 >${kbwd_re02}

kbwd_03=`cat ${kbwd_re01}`

kbwd_04=`cat ${kbwd_re02}`

if [ "${kbwd_03}" -eq 0  ] ;then

cechon "7.2 there is no any value!" green

echo "                                                                           "

else

kbwd_05=`awk ‘BEGIN{print ‘${kbwd_03}‘ / ‘${kbwd_04}‘}‘` #shell默认不支持浮点运算

kbwd_06=`awk ‘BEGIN{print ‘1-${kbwd_05}‘}‘` #shell默认不支持浮点运算

key_buffer_write_hits=`awk ‘BEGIN{print ‘${kbwd_06}‘ * 100}‘`

cechon "7.2 current mysql key_buffer_write_hits is: ${key_buffer_write_hits:0:5}% " red

echo "                                                                           "

fi

rm -rf  ${kbwd_re01}

rm -rf  ${kbwd_re02}

#8.InnoDB Buffer命中率

#Innodb_buffer_read_hits = (1 - innodb_buffer_pool_reads / innodb_buffer_pool_read_requests) * 100%

innob_01="show  status like ‘Innodb_buffer_pool_reads‘; "

innob_02="show  status like ‘Innodb_buffer_pool_read_requests‘; "

innob_re01="innob_re01.`date +%Y%m%d%H%M%S`.txt"

innob_re02="innob_re02.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${innob_01}" |grep -v Variable_name \

|cut -f 2 >${innob_re01}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${innob_02}" |grep -v Variable_name \

|cut -f 2 >${innob_re02}

innob_03=`cat ${innob_re01}`

innob_04=`cat ${innob_re02}`

if [ "${innob_03}" -eq 0  ] ;then

cechon "8. there is no any value!" green

echo "                                                                           "

else

innob_05=`awk ‘BEGIN{print ‘${innob_03}‘ / ‘${innob_04}‘}‘` #shell默认不支持浮点运算

innob_06=`awk ‘BEGIN{print ‘1-${innob_05}‘}‘` #shell默认不支持浮点运算

innodb_buffer_read_hits=`awk ‘BEGIN{print ‘${innob_06}‘ * 100}‘`

cechon "8. current mysql Innodb_buffer_read_hits is: ${innodb_buffer_read_hits:0:5}% " red

echo "                                                                           "

fi

rm -rf ${innob_re01}

rm -rf ${innob_re02}

#9.Query Cache命中率

#Query_cache_hits =((Qcache_hits/(Qcache_hits+Qcache_inserts+Qcache_not_cached))*100)

qc_01="show  status like ‘Qcache_hits‘; "

qc_02="show  status like ‘Qcache_inserts‘; "

qc_03="show  status like ‘Qcache_not_cached‘; "

qc_re01="qc_re01.`date +%Y%m%d%H%M%S`.txt"

qc_re02="qc_re02.`date +%Y%m%d%H%M%S`.txt"

qc_re03="qc_re03.`date +%Y%m%d%H%M%S`.txt"

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${qc_01}" |grep -v Variable_name \

|cut -f 2 >${qc_re01}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${qc_02}" |grep -v Variable_name \

|cut -f 2 >${qc_re02}

mysql -h${MYSQL_HOST} -u${MYSQL_USER} -p${MYSQL_PASS} -e"${qc_03}" |grep -v Variable_name \

|cut -f 2 >${qc_re03}

qc_04=`cat ${qc_re01}`

qc_05=`cat ${qc_re02}`

qc_06=`cat ${qc_re03}`

if [ "${qc_04}" -eq 0  ] ;then

cechon "9. there is no any value!" green

echo "                                                                           "

else

qc_07=`awk ‘BEGIN{print ‘${qc_04}‘ + ‘${qc_05}‘ + ‘${qc_06}‘ }‘`

qc_08=`awk ‘BEGIN{print  ‘${qc_04}‘/‘${qc_07}‘}‘`

query_cache_hits=`awk ‘BEGIN{print ‘${qc_08}‘ * 100}‘`

cechon "9. current mysql query_cache_hits is: ${query_cache_hits:0:5}% " red

echo "                                                                           "

fi

rm -rf ${qc_re01}

rm -rf ${qc_re02}

rm -rf ${qc_re03}

时间： 2024-10-10 04:39:54

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