Munin - Set Alart notification2011/06/18 |
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Set Alart notification.
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| [1] | Configuration |
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[root@master ~]#
vi /etc/munin/munin.conf # line 58: add
contact.email.command mail -s "Munin-notification for ${var:host}" root
# send notification forcely [root@master ~]# su - munin --shell=/bin/bash -c "/usr/share/munin/munin-limits --contact email --force"
# following email is sent
From munin@master.srv.world Sat Jun 18 01:54:15 2011
Return-Path: <munin@master.srv.world>
X-Original-To: root
Delivered-To: root@master.srv.world
Date: Sat, 18 Jun 2011 01:54:14 +0900
To: root@master.srv.world
Subject: Munin-notification for master.srv.world
User-Agent: Heirloom mailx 12.4 7/29/08
Content-Type: text/plain; charset=us-ascii
From: munin@master.srv.world (Munin user)
Status: R
srv.world :: master.srv.world :: Disk usage in percent
OKs: / is 5.99, /boot is 14.05, /dev/shm is 0.00.
srv.world :: master.srv.world :: Inode usage in percent
OKs: / is 2.00, /boot is 1.00, /dev/shm is 1.00.
srv.world :: master.srv.world :: File table usage
OKs: open files is 864.00.
srv.world :: master.srv.world :: Munin processing time
OKs: munin update is 4.43, munin graph is 4.00.
srv.world :: master.srv.world :: eth2 errors
OKs: packets is 0.00, packets is 0.00.
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| [2] | The setting of threshold is [ plugin_name.field_name.(warning | critical) args ], it is shown on the graph. Some examples are follows. |
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[root@master ~]#
vi /etc/munin/munin.conf # set threshold to target host [node01.srv.world] address 10.0.0.101 use_node_name yes # warn with 80% of CPU usage, critical with 90% cpu.system.warning 80 cpu.system.critical 90 # warn with 80% of disk usage, critical with 90% df._dev_mapper_VolGroup_lv_root.warning 80 df._dev_mapper_VolGroup_lv_root.critical 80 # wanr with 10 of loginuser, critical with 20 users.tty.warning 10 users.tty.critical 20 |
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