MySQL monitoring tool PMM, let you go to a higher level (Part 2)

Statement ： This article is “ Operation and maintenance home ” original , Reprint please indicate the source , More content please pay attention to the public number “ Operation and maintenance home ”.

a purpose

In the last article, I introduced PMM-server Deployment of , And verification , In today's article, let's introduce how to install mysql client , And how to use it server monitor client The service side , And pass grafana Show .

Environmental Science

linux Environmental Science 
mysql Environmental Science 
docker Environmental Science 
server IP：192.168.112.130
client IP：192.168.112.131

Software download

Reply from WeChat official account “PMM”, Can get pmm-client Software .

matters needing attention

The version must correspond , From the last article pmm-server Version is the latest version on the official website 2.26, So is the client I downloaded here 2.26, In the near future , The version is higher , Then you download docker Mirror image , To download, use the following command ：

docker pull docker pull percona/pmm-server:2.26

install

The following operations are client End operation .

[[email protected] pmm]$ pwd
/home/yunweijia/pmm
[[email protected]ocalhost pmm]$ ls
pmm2-client-2.26.0-6.el7.x86_64.rpm
[[email protected] pmm]$ 
[[email protected] pmm]$ sudo rpm -ivh pmm2-client-2.26.0-6.el7.x86_64.rpm 
 Warning ：pmm2-client-2.26.0-6.el7.x86_64.rpm:  head V4 RSA/SHA256 Signature,  secret key  ID 8507efa5: NOKEY
 In preparation ...                          ################################# [100%]
 Upgrading / install ...
   1:pmm2-client-2.26.0-6.el7         ################################# [100%]
[[email protected] pmm]$ 

Modify the database configuration file

The premise of this step is client There is already mysql The software , If the operation is not skilled , You can view previous documents .

#  Turn on slow query 
[[email protected] pmm]$ sudo vim /etc/my.cnf
#  The following operations are  [mysqld] In the middle of 
slow_query_log=1
long_query_time=1
slow_query_log_file="/mysql/data/localhost-slow.log"
[[email protected] pmm]$

restart mysql And authorize

The rest of the contents should be transferred to the official account. “ Operation and maintenance home ” , reply “101” see .