如何监控innodb status指标

这篇文章主要介绍如何监控innodb status指标，文中介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们一定要看完免费主机域名！ 输入被监控机器的ip 实时获取innodb相关status指标，包含：
———|— MySQL Command Status –|—– Innodb row operation —-|– Buffer Pool Read —
—QPS—|select insert update delete| read inserted updated deleted| logical physical

#需要编译脚本 写入账号密码
#可以给自己维护的所有DB创建一个监控专用账号 密码统一 这样写死在脚本中 直接用即可
]$ cat innodb_status.sh
#!/bin/bash

#参数变量
host=$1
port=$2
username=用户
passwd=密码

#echo “sh $0 $host $username $passwd $port”

#fountion 脚本说明、帮助
help_info(){
echo “NAME”
echo ” $0″
echo “SYNOPSIS”
echo ” $0 is a shell script and monitor innodb status,eg:qps,tps……”
echo “DESCRIPTION”
echo ” option like mysql client -h host -u username -p password -P port”
echo “Usage:”
echo ” sh $0 ipaddr username password port”
echo ” E.g sh $0 10.111.7.31 3306 yujx yujxpw”
echo
}

#function 打印innodb相关指标
server_id(){
mysql -h $host -P$port -u$username -p$passwd -e “show variables like ‘server_id'”|grep -iv value
}

innodb_status(){
mysqladmin -h $host -P$port -u$username -p$passwd -r -i 1 ext |
awk -F”|”
“BEGIN{ count=0; }”
‘{ if($2 ~ /Variable_name/ && ((++count)%20 == 1)){
print “———-|———|— MySQL Command Status –|—– Innodb row operation —-|– Buffer Pool Read –“;
print “—Time—|—QPS—|select insert update delete| read inserted updated deleted| logical physical”;
}
else if ($2 ~ /Queries/){queries=$3;}
else if ($2 ~ /Com_select /){com_sel免费主机域名ect=$3;}
else if ($2 ~ /Com_insert /){com_insert=$3;}
else if ($2 ~ /Com_update /){com_update=$3;}
else if ($2 ~ /Com_delete /){com_delete=$3;}
else if ($2 ~ /Innodb_rows_read/){innodb_rows_read=$3;}
else if ($2 ~ /Innodb_rows_deleted/){innodb_rows_deleted=$3;}
else if ($2 ~ /Innodb_rows_inserted/){innodb_rows_inserted=$3;}
else if ($2 ~ /Innodb_rows_updated/){innodb_rows_updated=$3;}
else if ($2 ~ /Innodb_buffer_pool_read_requests/){innodb_lor=$3;}
else if ($2 ~ /Innodb_buffer_pool_reads/){innodb_phr=$3;}
else if ($2 ~ /Uptime / && count >= 2){
printf(” %s |%9d”,strftime(“%H:%M:%S”),queries);
printf(“|%6d %6d %6d %6d”,com_select,com_insert,com_update,com_delete);
printf(“|%6d %8d %7d %7d”,innodb_rows_read,innodb_rows_inserted,innodb_rows_updated,innodb_rows_deleted);
printf(“|%10d %11dn”,innodb_lor,innodb_phr);
}}’
}

# 默认端口3306
if [ ! $port ]; then
port=3306
fi

#echo $#,$1

# 执行脚本
if [ $# -le 0 ]||[ “$1″x = “-h”x ]||[ “$1″x = “–help”x ]
then
help_info
else
echo “…………….”
server_id
echo “……………….”
innodb_status
fi

#运行
]$ ./innodb_status.sh ip地址
…………….
Warning: Using a password on the command line interface can be insecure.
server_id 111111
……………….
Warning: Using a password on the command line interface can be insecure.
———-|———|— MySQL Command Status –|—– Innodb row operation —-|– Buffer Pool Read —
—Time—|—QPS—|select insert update delete| read inserted updated deleted| logical physical
09:37:24 | 10526| 318 66 5021 0| 18124 66 10061 0| 537009 87
09:37:25 | 10596| 298 96 5048 0| 21170 96 10118 0| 535858 79
09:37:26 | 10300| 238 65 4947 0| 21968 65 9914 0| 525109 91
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