Classification: Public

Thanks for the update.

Is there a Spring Ignite example available to demonstrate your suggested 
techniques?

Thanks

Andy Rendle
Hadoop Technical Architect
Insurance Finance Transformation Portfolio | Group Transformation
________________________________
M: 07973 878454  | E: 
[email protected]<mailto:[email protected]>
A: Lloyds Banking Group, Harbourside, 10 Canons Way, Bristol, BS1 5LF
MM: 0203 770 3333 CP: 79299155# PP: 77395220#

[cid:[email protected]]<http://lbg.intranet.group/lbg_transformation/default.shtm>
Absence Note :

From: Ilya Kasnacheev <[email protected]>
Sent: 27 November 2020 10:02
To: [email protected]
Subject: Re: Failing to cluster correctly

-- This email has reached the Bank via an external source --

Hello!

It seems that you are sending compute tasks from one node to another with 
kafkaEventProcessor field set. However, you can't really send a Kafka instance 
to a different node that way. You need to remove this field / mark as 
transient, and instead inject a local Kafka on remote node before doing 
computations. Maybe remove kafkaEventProcessor with static 
kafkaEventProcessor().

Regards,
--
Ilya Kasnacheev


вт, 24 нояб. 2020 г. в 22:50, RENDLE, ANDY (Insurance Finance Transformation 
Portfolio) 
<[email protected]<mailto:[email protected]>>:

Classification: Public

All

We have developed a Spring Ignite Kafka producer application, utilising Ignites 
caches and failover capabilities.

This runs perfectly in standalone mode but when configured with another host we 
get many serialisation errors. We have obviously made some fundamental mistake, 
can anyone give us a clue as to where to look?

java-1.8.0-openjdk-1.8.0.222.b10-0.el7_6.x86_64
Ignite v2.7.6 & v2.9.0
spring-boot 2.0.6.RELEASE

Most of our processes are invoked like this:
ignite.compute().withExecutor(SCANNER_POOL).callAsync(IgniteCallable)

It seems to serializing many classes that are not expected, even when both 
nodes have exactly the same deployment. We have many Autowired variables but 
all are correct and working in standalone mode. In clustered mode and we end up 
with a huge exceptions in the file attached:

Many thanks in advance,

Andy Rendle


Lloyds Banking Group plc. Registered Office: The Mound, Edinburgh EH1 1YZ. 
Registered in Scotland no. SC95000. Telephone: 0131 225 4555.

Lloyds Bank plc. Registered Office: 25 Gresham Street, London EC2V 7HN. 
Registered in England and Wales no. 2065. Telephone 0207626 1500.

Bank of Scotland plc. Registered Office: The Mound, Edinburgh EH1 1YZ. 
Registered in Scotland no. SC327000. Telephone: 03457 801 801.

Lloyds Bank Corporate Markets plc. Registered office: 25 Gresham Street, London 
EC2V 7HN. Registered in England and Wales no. 10399850.

Scottish Widows Schroder Personal Wealth Limited. Registered Office: 25 Gresham 
Street, London EC2V 7HN. Registered in England and Wales no. 11722983.

Lloyds Bank plc, Bank of Scotland plc and Lloyds Bank Corporate Markets plc are 
authorised by the Prudential Regulation Authority and regulated by the 
Financial Conduct Authority and Prudential Regulation Authority.

Scottish Widows Schroder Personal Wealth Limited is authorised and regulated by 
the Financial Conduct Authority.

Lloyds Bank Corporate Markets Wertpapierhandelsbank GmbH is a wholly-owned 
subsidiary of Lloyds Bank Corporate Markets plc. Lloyds Bank Corporate Markets 
Wertpapierhandelsbank GmbH has its registered office at Thurn-und-Taxis Platz 
6, 60313 Frankfurt, Germany. The company is registered with the Amtsgericht 
Frankfurt am Main, HRB 111650. Lloyds Bank Corporate Markets 
Wertpapierhandelsbank GmbH is supervised by the Bundesanstalt für 
Finanzdienstleistungsaufsicht.

Halifax is a division of Bank of Scotland plc.

HBOS plc. Registered Office: The Mound, Edinburgh EH1 1YZ. Registered in 
Scotland no. SC218813.


This e-mail (including any attachments) is private and confidential and may 
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notify the sender and delete it (including any attachments) immediately. You 
must not copy, distribute, disclose or use any of the information in it or any 
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Lloyds Banking Group plc. Registered Office: The Mound, Edinburgh EH1 1YZ. 
Registered in Scotland no. SC95000. Telephone: 0131 225 4555.

Lloyds Bank plc. Registered Office: 25 Gresham Street, London EC2V 7HN. 
Registered in England and Wales no. 2065. Telephone 0207626 1500.

Bank of Scotland plc. Registered Office: The Mound, Edinburgh EH1 1YZ. 
Registered in Scotland no. SC327000. Telephone: 03457 801 801.

Lloyds Bank Corporate Markets plc. Registered office: 25 Gresham Street, London 
EC2V 7HN. Registered in England and Wales no. 10399850.

Scottish Widows Schroder Personal Wealth Limited. Registered Office: 25 Gresham 
Street, London EC2V 7HN. Registered in England and Wales no. 11722983.

Lloyds Bank plc, Bank of Scotland plc and Lloyds Bank Corporate Markets plc are 
authorised by the Prudential Regulation Authority and regulated by the 
Financial Conduct Authority and Prudential Regulation Authority.

Scottish Widows Schroder Personal Wealth Limited is authorised and regulated by 
the Financial Conduct Authority.

Lloyds Bank Corporate Markets Wertpapierhandelsbank GmbH is a wholly-owned 
subsidiary of Lloyds Bank Corporate Markets plc. Lloyds Bank Corporate Markets 
Wertpapierhandelsbank GmbH has its registered office at Thurn-und-Taxis Platz 
6, 60313 Frankfurt, Germany. The company is registered with the Amtsgericht 
Frankfurt am Main, HRB 111650. Lloyds Bank Corporate Markets 
Wertpapierhandelsbank GmbH is supervised by the Bundesanstalt für 
Finanzdienstleistungsaufsicht.

Halifax is a division of Bank of Scotland plc.

HBOS plc. Registered Office: The Mound, Edinburgh EH1 1YZ. Registered in 
Scotland no. SC218813.



This e-mail (including any attachments) is private and confidential and may 
contain privileged material. If you have received this e-mail in error, please 
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