Monit 监控 PredictionIO 系统

一、配置详情：

1.1 监控频次

监控频次：300s/次

 

1.2 监控页面查看地址

WEB监控页面地址：http://XXX:2812/

需要账号密码登录

 

1.3系统监控项配置详情：

check system myhost.mydomain.tld

if loadavg (1min) > 4 then alert

if loadavg (5min) > 2 then alert

if memory usage > 75% then alert

if swap usage > 25% then alert

if cpu usage (user) > 70% then alert

if cpu usage (system) > 30% then alert

if cpu usage (wait) > 20% then alert

 

1.4 事件服务器监控项详情：

# Event Server

check process eventserver

matching "Console eventserver"

start program = "/etc/monit/modebug /data/monit/monit_PredictionIO/event_scripts.sh start"

stop program = "/etc/monit/modebug /data/monit/monit_PredictionIO/event_scripts.sh stop"

if cpu usage > 95% for 10 cycles then restart

 

1.5引擎服务器监控项详情：

# Engine

check process pioengine

matching "Console deploy"

start program = "/etc/monit/modebug /data/monit/monit_PredictionIO/engine_scripts.sh start"

stop program = "/etc/monit/modebug /data/monit/monit_PredictionIO/engine_scripts.sh stop"

if cpu usage > 95% for 10 cycles then restart

 

1.6 pioengine-http崩溃时监控项详情：

check program pioengine-http with path "/data/monit/monit_PredictionIO/check_engine.sh"

start program = "/etc/monit/modebug /data/monit/monit_PredictionIO/engine_scripts.sh start"

stop program = "/etc/monit/modebug /data/monit/monit_PredictionIO/engine_scripts.sh stop"

if status != 1

then restart

 

1.7 邮件提醒：

set mailserver XXX

username "XXX" password "XXX"

set mail-format { from:webmaster@example.com }

set alert XXX

set mail-format {

from: monit@$HOST

subject: monit alert -- $EVENT $SERVICE

message: $EVENT Service $SERVICE

Date: $DATE

Action: $ACTION

Host: $HOST

Description: $DESCRIPTION#

Your faithful employee,

Monit

}

 

二、监控页面：

 

 

 

说明：

Process：监控了事件服务器和推荐引擎服务器，目前定值为CPU超过95%会报警

Program：监控了有些情况下，进程正在运行，但是引擎已经关闭。如果PredictionIO使用的Akka HTTP REST API崩溃，引擎进程将继续，但是在查询时引擎将失败。此时会报警并重启服务。

 

三、监控详情：

Parameter	Value
Parameter	Value
Monit ID	ed652ace7517e5334c830b732eb324df
Host	myhost.mydomain.tld
Process id	119966
Effective user running Monit	root
Controlfile	/etc/monitrc
Logfile	/var/log/monit.log
Pidfile	/run/monit.pid
State file	/root/.monit.state
Debug	False
Log	True
Use syslog	False
Mail server(s)	XXX:25
Default mail from	monit@$HOST
Default mail subject	monit alert -- $EVENT $SERVICE
Default mail message	$EVENT Service $SERVICE Date: $DATE Action: $ACTION Host: $HOST Description: $DESCRIPTION# Your faithful employee, Monit
Limit for Send/Expect buffer	256 B
Limit for file content buffer	512 B
Limit for HTTP content buffer	1 MB
Limit for program output	512 B
Limit for network timeout	5 s
Limit for check program timeout	5 m
Limit for service stop timeout	30 s
Limit for service start timeout	30 s
Limit for service restart timeout	30 s
On reboot	start
Poll time	300 seconds with start delay 0 seconds
httpd bind address	Any/All
httpd portnumber	2812
httpd signature	True
httpd auth. style	Basic Authentication and Host/Net allow list
Alert mail to	XXX@XXX.com
Alert on	All events

 

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