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MySQL如何监控SQL状态及命中率

发布时间:2022-01-16 10:48:09 所属栏目:MySql教程 来源:互联网
导读:本篇内容主要讲解MySQL怎么监控SQL状态及命中率,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习MySQL怎么监控SQL状态及命中率吧! [root@hank-yoon scrips]# vi mysqlstat.sh /export/servers/mysql/bin/mysqla
       本篇内容主要讲解“MySQL怎么监控SQL状态及命中率”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“MySQL怎么监控SQL状态及命中率”吧!
 
      [root@hank-yoon scrips]# vi mysqlstat.sh
 
      /export/servers/mysql/bin/mysqladmin -P3306 -uyoon -pyoon -h227.0.0.1 -r -i 2 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_select=$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);
}}'
 
 
[root@hank-yoon scrips]# sh mysqlstat.sh
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
 17:00:35 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:37 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:39 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:41 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:43 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:45 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:45 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:49 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:51 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:53 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:55 |        1|     0      0      0      0|     0        0       0       0|         0           0
 17:00:57 |        1|     0      0      0      0|     0        0       0       0|         0           0
 
 
到此,相信大家对“MySQL怎么监控SQL状态及命中率”有了更深的了解,不妨来实际操作一番吧!

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