Deploying Nagios monitoring on the MySQL server

Deploying Nagios monitoring on the MySQL server

Deploying Nagios monitoring on the MySQL server

-- Ulimit-n 65535
-- Monitor the forced installation of nagios Client
1. Install
[Root @ localhost nagios] # ll
Total 768
-Rw-r -- 1 root 713389 12-16 nagios-plugins-1.4.11-1.x86_64.rpm
-Rw-r -- 1 root 32706 12-16 nrpe-2.12-1.x86_64.rpm
-Rw-r -- 1 root 18997 12-16 nrpe-plugin-2.12-1.x86_64.rpm

Shell> rpm-ivh *. rpm -- nodeps -- force

2. Detection
[Root @ rdb-s108 nagios] #/usr/lib64/nagios/plugins/check_mysql-unagios-P3306-S-Hlocalhost-ppwdnagios-s/opt/mysql/product/mysql/mysql3306.sock- d test-w 60-c 100

3. Add it to the configuration file.
[Root @ rdb-s108 nagios] # vim/etc/nagios/nrpe. cfg

Command [check_mysqlapi] =/usr/lib64/nagios/plugins/check_mysql-unagios-P3306-S-Hlocalhost-ppwdnagios-s/opt/mysql/product/mysql/mysql3306.sock-d test -w 60-c 100
Add host server IP address monitoring
Allowed_hosts = 127.0.0.1, 192.168.188.110, 10.80.98.2

-- Grant Permissions
Chmod 775/usr/lib/nagios/plugins/check_mysql
-- View disk monitoring
Fdisk-l
Disk/dev/sda: 193.2 GB, 193273528320 bytes
255 heads, 63 sectors/track, 23497 cylinders
Units = cylinders of 16065*512 = 8225280 bytes

Device Boot Start End Blocks Id System
/Dev/sda1*1 13 104391 83 Linux
/Dev/sda2 14 23497 188635230 8e Linux LVM

Use/dev/sda after Disk as Disk monitoring

4. Failed to restart nagios.

5. Delete and then start
[Root @ rdb-s108 bin] # killall nrpe [] Delete first
[Root @ rdb-s108 local] #/usr/sbin/nrpe-c/etc/nagios/nrpe. cfg-d
[Root @ rdb-s108 local] #

6. vim "/etc/nagios/nrpe. cfg" depends on the situation.
Note: # command [check_hda1] =/usr/lib/nagios/plugins/check_disk-w 20%-c 10%-p/dev/hda1
Open: # command [check_disk] =/usr/lib/nagios/plugins/check_disk-w $ ARG1 $-c $ ARG2 $-p $ ARG3 $

Grant SUPER, replication client on *. * to nagios @ 'localhost' identified by 'pwdnagios ';

7. service nrpe status

8. Check
Shell> vim/etc/nagios/nrpe. cfg
Command [check_disk] =/usr/lib/nagios/plugins/check_disk-w 20%-c 10%-p/dev/sda
Shell> fdisk-l
Shell> service nrpe restart

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