Blackboard DevCon 2012 - How to Turn on the Lights to Your Blackboard Learn Environment with Zabbix

How to Turn the Lights
on Your Blackboard
Learn with Zabbix
Noriaki Tatsumi
Manager, Performance Engineering
Blackboard, Inc.

What’s Zabbix?
http://www.zabbix.com/

• Distributed monitoring solution
• GNU General Public License (GPL) version 2
• Alerts, advanced monitoring, trend analysis, data
visualization, actions, RC, JSON API
• Stores data away from production
• MySQL
• PostgreSQL
• SQLite
• Oracle / IBM DB2

2

What can Zabbix do for you?

3

Cannot replace J.A.R.V.I.S. for Ironman

4

Collect service quality metrics

• Uptime
• Response time
• Failure rate

5

Notify you when there’s an issue

• Be the first to know about down time
• Identify problems before the users report
• Get alerted for potential security attack

6

Troubleshoot your environment

• Reduce/eliminate guess work during root cause
analysis
• Minimize time to identify problem
• Measure improvement after introducing a fix

7

Plan sysadmin tasks

• Identify optimal maintenance window
• Hardware projection

8

Measure success

• Institution goals (ex. user adoption)
• Brags

9

Explore data

• Monitor anything!

10

Why Zabbix and not another monitor like Nagios?

• Requires smaller effort to setup
• Better UI monitoring and graphing capabilities
• Template based
• Built-in capability to monitor JMX, log files, Unix,
Windows, SNMP, database, URL, and IPMI
• Easily extensible via agents, plugins, and APIs
• Other cool features like maps, screens, slide shows

11

Zabbix Custom Graph

12

Zabbix Custom Graph

13

Zabbix Custom Screens

14

Zabbix Status of Triggers

15

Zabbix Custom Dashboard

16

Zabbix Network Maps

17

How does Blackboard use Zabbix?

• Monitoring and trending operations and statistical data
for SaaS solutions like SafeAssign
• Performance and scalability forensics
• Internal server infrastructure monitoring

18

Zabbix Blackboard Learn Template Suite

• Easy to install
• Requirements
• Zabbix 2.0 and up
• Zabbix Java Gateway
• Extended Monitoring B2
• Available for download on edugarage
http://tinyurl.com/bbzabbix

19


• Application
• Java
• Linux / Windows
• Tomcat
• Cache
• ActiveMQ

20

Application

• Statistics
• Sessions (active, inactive)
• Users &Courses (available, unavailable)
• Assessment attempts / hour
• Database connection pool usage
• Security
• Config changes in conf/ folder & system registry database table
• Creation of privileged accounts, Logins from unexpected terminal
• Command-line authentication tool usage

21

Application - Sessions

22

Application - Security

23

Java

• Heap space memory usage
• Eden space memory usage
• Tenured space memory usage
• Survivor space memory usage
• Non-heap space memory usage
• GC collection count
• GC collection time
• Threads usage
• OutOfMemoryError, StackOverflowError
24

Java

25

Java

26

Linux/Windows

• Processor load average
• CPU utilization
• Memory usage
• Network usage
• Disk usage
• File descriptor usage

27

Linux – Processor Load Average

28

Linux – CPU Utilization

29

Linux – Disk IO

30

Linux – Memory

31

Tomcat

• Request processor
• Average processing time
• Requests per minute
• Errors per minute
• Thread pool
• Busy
• Current
• Max

32

Tomcat

33

Tomcat

34

Cache (SP10 and above)

• Hit ratio
• Misses
• Hits
• In memory hits
• On disk hits

35

Cache (SP10 and above)

36

ActiveMQ

• Broker
• Consumer count
• Message count
• Memory usage
• Enqueue/Dequque count
• Queue
• Enqueue/Dequeue count
• Consumer count
• Producer count

37

Data sampling and retention

• Sampling interval
• 30 ~ 3600 (1 hour)
• History (raw data)
• 7 days ~ 14 days
• Trend (min, max, avg)
• Stats: 5 years
• Others: 3 months

38

Deployment

1. Download at http://tinyurl.com/bbzabbix
2. Install Monitoring Extension B2 for statistics and
security data
3. Upload the templates via Zabbix GUI
4. Deploy agents using the provided script
5. Add hosts and apply the templates in Zabbix via GUI

39

Zabbix server deployment options

• Compile from source
• VMware / VirtualBox (.vmdk)
• Open virtualization format (.ovf)
• Live CD/DVD (.iso)
• Preload ISO
• USB stick / hard disk image
• Xen guest

40

Zabbix Best Practices

• Define an objective for each item you’re monitoring
• Don’t sample data more than required
• Don’t keep history and trend data longer than
necessary
• Use percentile line on charts where applicable
• Graph all functions (min, avg, max) to indicate outliers
• Don't create triggers that gets ignored
• Self monitor Zabbix server
• Have a maintenance and a backup/restore plan

41

Check out Zabbix!

• http://www.zabbix.com
• http://tinyurl.com/bbzabbix

42

Blackboard DevCon 2012 - How to Turn on the Lights to Your Blackboard Learn Environment with Zabbix

Recommandé

Recommandé

Contenu connexe

Tendances

Tendances (20)

En vedette

En vedette (6)

Similaire à Blackboard DevCon 2012 - How to Turn on the Lights to Your Blackboard Learn Environment with Zabbix

Similaire à Blackboard DevCon 2012 - How to Turn on the Lights to Your Blackboard Learn Environment with Zabbix (20)

Plus de Noriaki Tatsumi

Plus de Noriaki Tatsumi (11)

Dernier

Dernier (20)

Blackboard DevCon 2012 - How to Turn on the Lights to Your Blackboard Learn Environment with Zabbix