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innotop mysql_mysql监控工具之innotop

通建安
2023-12-01

innotop是一个通过文本模式显示MySQL和InnoDB存储引擎的监测工具。innotop是用perl语言开发,这是它能更加灵活的使用在各种操作平台之上,它能详细的的监控出当前mysql和innodb存储引擎运行的状态,以便维护人员根据结果合理的优化数据库,让数据库更稳定更高效的运行.innotop依赖于系统的perl-ExtUtils-MakeMaker软件包.

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1.安装perl依赖包

[root@tong1 ~]# yum install perl-ExtUtils-MakeMaker

[root@tong1 ~]# rpm -aq | grep perl-ExtUtils-MakeMaker

perl-ExtUtils-MakeMaker-6.55-136.el6_6.1.x86_64

[root@tong1 ~]#

2.下载安装innotop监控工具

[root@tong1 ~]# tar xvf innotop-1.9.0.tar.gz -C /usr/local/

[root@tong1 ~]# cd /usr/local/innotop-1.9.0/

[root@tong1 innotop-1.9.0]# perl Makefile.PL

Checking if your kit is complete...

Looks good

Writing Makefile for innotop

[root@tong1 innotop-1.9.0]# make install

cp innotop blib/script/innotop

/usr/bin/perl -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/innotop

Manifying blib/man1/innotop.1

Installing /usr/local/share/man/man1/innotop.1

Installing /usr/local/bin/innotop

Appending installation info to /usr/lib64/perl5/perllocal.pod

[root@tong1 innotop-1.9.0]# echo $?

0

[root@tong1 innotop-1.9.0]#

3.innotop使用帮助和监控实例

[root@tong1 innotop-1.9.0]# ./innotop  --help

Usage: innotop

--[no]color   -C   Use terminal coloring (default)

--config      -c   Config file to read

--count            Number of updates before exiting

--delay       -d   Delay between updates in seconds

--help             Show this help message

--host        -h   Connect to host

--[no]inc     -i   Measure incremental differences

--mode        -m   Operating mode to start in

--nonint      -n   Non-interactive, output tab-separated fields

--password    -p   Password to use for connection

--port        -P   Port number to use for connection

--skipcentral -s   Skip reading the central configuration file

--socket      -S   MySQL socket to use for connection

--spark            Length of status sparkline (default 10)

--timestamp   -t   Print timestamp in -n mode (1: per iter; 2: per line)

--user        -u   User for login if not current user

--version          Output version information and exit

--write       -w   Write running configuration into home directory if no config files were loaded

innotop is a MySQL and InnoDB transaction/status monitor, like 'top' for

MySQL.  It displays queries, InnoDB transactions, lock waits, deadlocks,

foreign key errors, open tables, replication status, buffer information,

row operations, logs, I/O operations, load graph, and more.  You can

monitor many servers at once with innotop.

[root@tong1 innotop-1.9.0]# ./innotop  -u root -psystem -h localhost -S /tmp/mysql.sock

[RO] Dashboard (? for        help)            --输入?或htlp查看帮助信息

Uptime  MaxSQL  ReplLag  Cxns  Lock  QPS   QPS  Run  Run  Tbls  Repl  SQL

6d                      1     0  0.40  ^_____  _____   551  Off

输入?号可看帮助信息

Switch to a different mode:

A  Dashboard         I  InnoDB I/O Info     Q  Query List

B  InnoDB Buffers    K  InnoDB Lock Waits   R  InnoDB Row Ops

C  Command Summary   L  Locks               S  Variables & Status

D  InnoDB Deadlocks  M  Replication Status  T  InnoDB Txns

F  InnoDB FK Err     O  Open Tables         U  User Statistics

Actions:

d  Change refresh interval        p  Pause innotop

k  Kill a query's connection      q  Quit innotop

n  Switch to the next connection  x  Kill a query

Other:

TAB  Switch to the next server group   /  Quickly filter what you see

!  Show license and warranty         =  Toggle aggregation

#  Select/create server groups       @  Select/create server connections

$  Edit configuration settings       \  Clear quick-filters

Press any key to continue

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