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/**
* Distributed Computing
* Interactive Introduction
*/
www.hazelcast.com
Disclaimer
This presentation may include certain forward-looking statements and projections
provided by the Company. Any such statements and projections reflect various
estimates and assumptions by the Company concerning anticipated results. These
statements involve risks, uncertainties and assumptions and are based on the
current estimates and assumptions of the management of the Company as of the
date of this presentation and are subject to uncertainty and changes. No
representations or warranties are made by the Company as to the accuracy of any
such statements or projections. Whether or not any such forward-looking statements
or projections are in fact achieved will depend upon future events some of which are
not within the control of the Company. Accordingly, actual results may vary from the
projected results and such variations may be material. Statements contained herein
describing documents and agreements are summaries only and such summaries
are qualified in their entirety by reference to such documents and agreements.
www.hazelcast.com@noctarius2k
www.hazelcast.com@noctarius2k
www.hazelcast.com
Who’s that dude?
• Chris(toph) Engelbert
• Twitter fanatic: @noctarius2k
• Weird 9+ Java-Years
• Performance, GC, Fairytales
• Apache Committer
• Gaming, Travel Management, …
www.hazelcast.com
Who’s that dude?
• Chris(toph) Engelbert
• Twitter fanatic: @noctarius2k
• Weird 9+ Java-Years
• Performance, GC, Fairytales
• Apache Committer
• Gaming, Travel Management, …
The www.Hazelcast.ninja
www.hazelcast.com@noctarius2k
Distributed
Computing…
www.hazelcast.com@noctarius2k
… but what means
Distributed Computing?OOO
( )
www.hazelcast.com@noctarius2k
Caching? Don’t you mean ‘Wasting Memory’?
L1 Cache Reference
L2 Cache Reference
Main Memory Reference
1K send over 1 Gbps Network
4K read from SSD
Seek on Spinning Disk
Send Packet CA->AMS->CA
0.5 ns
7 ns
100 ns
10,000 ns
150,000 ns
10,000,000 ns
150,000,000 ns
0.01 ms
0.15 ms
10 ms
150 ms
www.hazelcast.com@noctarius2k
Evolution of:
- Memory-Price
- Memory-Size
www.hazelcast.com
www.hazelcast.com
Data Distribution
(Partitioning / Sharding)
www.hazelcast.com@noctarius2k
That was easy!But don’t tell anyone!
www.hazelcast.com
Parallelize Processing
www.hazelcast.com@noctarius2k
I told you:
Easy Peasy!
www.hazelcast.com@noctarius2k
Caching!
www.hazelcast.com@noctarius2k
http://gadizmo.com/roll-your-own-with-the-ham-dogger.php
Roll Your Own!
Evolution Of Caching
www.hazelcast.com@noctarius2k
Caches Are Simple!
www.hazelcast.com@noctarius2k
Even With TTL!
www.hazelcast.com@noctarius2k
And Auto-Cleanup
www.hazelcast.com@noctarius2k
What Is Wrong?
www.hazelcast.com@noctarius2k
What Is Wrong?
O(n)
5 mio
Entries
www.hazelcast.com@noctarius2k
www.hazelcast.com@noctarius2k
Evolution Of Caching
www.hazelcast.com@noctarius2k
Proprietary Cache!
Evolution Of Caching
www.hazelcast.com@noctarius2k
Proprietary Cache!
Evolution Of Caching
Open Source
www.hazelcast.com@noctarius2k
Proprietary Cache!
Evolution Of Caching
Open Source
Commercial
www.hazelcast.com@noctarius2k
Proprietary Cache!
Evolution Of Caching
Open Source
Commercial
Stupidly Expensive
www.hazelcast.com@noctarius2k
JCache?
Luke!

I Am Your
(J)Cache!
www.hazelcast.com@noctarius2k
Success!
Feels like
www.hazelcast.com@noctarius2k
Going to the
Hazelcast!
www.hazelcast.com@noctarius2k
Hazelcast in 5 Facts
• Java Collections API
• Java Concurrency API
• Transparent Data Distribution
• Drop-In Replacement
• Disruptively Simple
(c) Rod Johnson (@springrod)
www.hazelcast.com@noctarius2k
http://technoodling.net/mili-power-crystal-battery-pack-review/
Terracotta /
EHcache
Oracle
Coherence
Infinispan
Java
Collections
API
Hazelcast
www.hazelcast.com@noctarius2k
No need to ## care about
Proprietary APIs!
www.hazelcast.com@noctarius2k
Time to be Happy!
www.hazelcast.com@noctarius2k
Time to be Happy!
Apache License 2
www.hazelcast.com@noctarius2k
Time to be Happy!
www.hazelcast.org
www.hazelcast.com@noctarius2k
You can do it!
www.hazelcast.com
Thank You!
Any Questions?
@noctarius2k
http://www.sourceprojects.org
http://github.com/noctarius
@hazelcast
http://www.hazelcast.com
http://www.hazelcast.org
http://github.com/hazelcast

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Distributed Computing - An Interactive Introduction