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mysql show status 指令查看信息详解

Jun 07, 2016 pm 03:01 PM
mysql information instruction Check Detailed explanation

欢迎进入Linux社区论坛,与200万技术人员互动交流 >>进入 命令: show status; Aborted_clients 由于客户没有正确关闭连接已经死掉,已经放弃的连接数量。 Aborted_connects 尝试已经失败的MySQL服务器的连接的次数。 Connections 试图连接MySQL服务器的次数

欢迎进入Linux社区论坛,与200万技术人员互动交流 >>进入

  命令: show status;

  Aborted_clients 由于客户没有正确关闭连接已经死掉,已经放弃的连接数量。

  Aborted_connects 尝试已经失败的MySQL服务器的连接的次数。

  Connections 试图连接MySQL服务器的次数。

  Created_tmp_tables 当执行语句时,已经被创造了的隐含临时表的数量。

  Delayed_insert_threads 正在使用的延迟插入处理器线程的数量。

  Delayed_writes 用INSERT DELAYED写入的行数。

  Delayed_errors 用INSERT DELAYED写入的发生某些错误(可能重复键值)的行数。

  Flush_commands 执行FLUSH命令的次数。

  Handler_delete 请求从一张表中删除行的次数。

  Handler_read_first 请求读入表中第一行的次数。

  Handler_read_key 请求数字基于键读行。

  Handler_read_next 请求读入基于一个键的一行的次数。

  Handler_read_rnd 请求读入基于一个固定位置的一行的次数。

  Handler_update 请求更新表中一行的次数。

  Handler_write 请求向表中插入一行的次数。

  Key_blocks_used 用于关键字缓存的块的数量。

  Key_read_requests 请求从缓存读入一个键值的次数。

  Key_reads 从磁盘物理读入一个键值的次数。

  Key_write_requests 请求将一个关键字块写入缓存次数。

  Key_writes 将一个键值块物理写入磁盘的次数。

  Max_used_connections 同时使用的连接的最大数目。

  Not_flushed_key_blocks 在键缓存中已经改变但是还没被清空到磁盘上的键块。

  Not_flushed_delayed_rows 在INSERT DELAY队列中等待写入的行的数量。

  Open_tables 打开表的数量。

  Open_files 打开文件的数量。

  Open_streams 打开流的数量(主要用于日志记载)

  Opened_tables 已经打开的表的数量。

  Questions 发往服务器的查询的数量。

  Slow_queries 要花超过long_query_time时间的查询数量。

  Threads_connected 当前打开的连接的数量。

  Threads_running 不在睡眠的线程数量。

  Uptime 服务器工作了多少秒。

mysql show status 指令查看信息详解

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