ING Groep N.V.: ExploitING Hotel Cassandra

Market leaders Benelux

Growth markets

Commercial Banking

Challengers

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World mapOver 40 countries52,000+ employees

Market leaders Benelux

Growth markets

Commercial Banking

Challengers

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European map

Full-service bankVery strong European baseRanked 7thLargest bank of NL150+ DevOps teams

• Engineer / Architect• Love/hate relationship with C*• 15 years of experience in IT• @ING since: 01-01-2012

• Engineer / Chapter Lead• Back-end guy• 11 years of experience in IT• @ING since: 01-01-2011

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a little bit about us

Gary Stewart Christopher Reedijk

#CassandraSummit

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on a dark desert highway #CassandraSummit

There was a need for availability

There was a need for consistency

There was a need for scalability

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on a dark desert highway #CassandraSummit

• Lots of small use cases

• Lots of DevOps teams

• No ephemeral (dedicated) storage

• Zero to none NoSQL experience

my head grew heavy and my sight grew dim

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#CassandraSummit

this could be Heaven or this could be Hell

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#CassandraSummit

• Cassandra seemed to be the solution

• How to work with this paradigm shift

• Are we ready for it?

this could be Heaven or this could be Hell

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#CassandraSummit

then she lit up a candle and she showed me the way

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#CassandraSummit

APIs and Cassandra are a great fite.g. http://host/customer/id

then she lit up a candle and she showed me the way

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#CassandraSummit

http://host/customer/id

welcome to the Hotel Cassandra

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#CassandraSummit

• Combine the small use cases

• Keeping costs in mind

• Do we dare to share?

welcome to the Hotel Cassandra

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#CassandraSummit

such a lovely place..., such a lovely face

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#CassandraSummit

Luxury

Hotel

1100+ colleagues trained4 certified trainers35+ DevOps teams12 clusters (4/5 environments)

Containment

Reduce paperwork

Unexpected load

Infrastructure

FunctionalityMonitoringAdvice

Life cyclemanagement

Security

Velocity

Training

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plenty of room at the hotel cassandra #CassandraSummit

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sandbox feedback containment

plenty of room at the hotel cassandra #CassandraSummit

some dance to remember, some dance to forget

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#CassandraSummit

• Can our hardware give us containment?YES, but very expensive

• Can Cassandra offer containment?NO, not on keyspace level

• Can other technologies give us containment?PARTIALLY, but involves new technologies

• Can our software give us containment?YES, but needs ownership

some dance to remember, some dance to forget

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#CassandraSummit

so I called up the Captain

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#CassandraSummit


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#CassandraSummit


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#CassandraSummit

please bring me my wine

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#CassandraSummit


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#CassandraSummit


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#CassandraSummit


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#CassandraSummit


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#CassandraSummit

they livin' it up at the hotel cassandra

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#CassandraSummit

they livin' it up at the hotel cassandra

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#CassandraSummit

what a nice surprise..., bring your alibis

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#CassandraSummit

what a nice surprise..., bring your alibis

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#CassandraSummit

• SSD's for SOLR/Spark• 3.6TB Nodes

• 3 Data Centers• Spinning disks• 3.6TB Nodes

• Spinning disks• 10-15TB per node• Date Tiered Compaction

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mirrors on the ceiling..., the pink champagne on ice #CassandraSummit

we are all just prisoners here, of our own device

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#CassandraSummit

we are all just prisoners here, of our own device

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#CassandraSummit

they stab it with their steely knives

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#CassandraSummit


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#CassandraSummit


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#CassandraSummit

but they just can't kill the beast

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#CassandraSummit

• Tracking of queries in order to give more insight in common best practices and actual use case pattern

• Cross-environment datamodel check

• Capacity management with prediction

• ...

but they just can't kill the beast

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#CassandraSummit

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you can check-out any time you like..., but you can never leave! #CassandraSummit

There is the need for availability

There is the need for consistency

There is the need for scalability

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you can check-out any time you like..., but you can never leave! #CassandraSummit

Thank you

[email protected]@creedijk

[email protected]@Gaz_GandA

visuals by Isabelle Hörl:www.isabellehorl.com | @IsabelleHorl

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ING Group’s Annual Accounts are prepared in accordance with International Financial Reporting Standards as adopted by the European Union (‘IFRS-EU’).

In preparing the financial information in this document, the same accounting principles are applied as in the 2014 ING Group Annual Accounts. All figures in this document are unaudited. Small differences are possible in the tables due to rounding.

Certain of the statements contained herein are not historical facts, including, without limitation, certain statements made of future expectations and other forward-looking statements that are based on management’s current views and assumptions and involve known and unknown risks and uncertainties that could cause actual results, performance or events to differ materially from those expressed or implied in such statements. Actual results, performance or events may differ materially from those in such statements due to, without limitation: (1) changes in general economic conditions, in particular economic conditions in ING’s core markets, (2) changes in performance of financial markets, including developing markets, (3) consequences of a potential (partial) break-up of the euro, (4) the implementation of ING’s restructuring plan to separate banking and insurance operations, (5) changes in the availability of, and costs associated with, sources of liquidity such as interbank funding, as well as conditions in the credit markets generally, including changes in borrower and counterparty creditworthiness, (6) the frequency and severity of insured loss events, (7) changes affecting mortality and

morbidity levels and trends,(8) changes affecting persistency levels, (9) changes affecting interest rate levels, (10) changes affecting currency exchange rates, (11) changes in investor, customer and policyholder behaviour, (12) changes in general competitive factors, (13) changes in laws and regulations, (14) changes in the policies of governments and/or regulatory authorities, (15) conclusions with regard to purchase accounting assumptions and methodologies, (16) changes in ownership that could affect the future availability to us of net operating loss, net capital and built-in loss carry forwards, (17) changes in credit ratings, (18) ING’s ability to achieve projected operational synergies and (19) the other risks and uncertainties detailed in the Risk Factors section contained in the most recent annual report of ING Groep N.V. Any forward-looking statements made by or on behalf of ING speak only as of the date they are made, and, ING assumes no obligation to publicly update or revise any forward-looking statements, whether as a result of new information or for any other reason.

This document does not constitute an offer to sell, or a solicitation of an offer to purchase, any securities in the United States or any other jurisdiction. The securities of NN Group have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the “Securities Act”), and may not be offered or sold within the United States absent registration or an applicable exemption from the registration requirements of the Securities Act.

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Disclaimer

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ING Groep N.V.: ExploitING Hotel Cassandra

Technology

Transcript of ING Groep N.V.: ExploitING Hotel Cassandra