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Questions - hazelcast

Cannot invoke "com.vaadin.flow.server.VaadinService.getContext()", the return value of "com.vaadin.flow.server.VaadinSession.getService()" is null

I'm trying to setup a Vaadin 22 project using spring, spring-boot and hazelcast for session replication. If I remove everything related to Hazelcast, the execution runs smoothly and I can login (throu...
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Luca Trecarichi

spring

spring-boot

vaadin

hazelcast

session-replication

Votes: 0

Answers: 0

Hazelcast Jet logs not working after configuration

I am new to Hazelcast and I am trying to change the logs location to file using logs4j but it seems to be not working. log file is getting created but there is no entry coming, please help how can I m...
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user3458271

java

hazelcast

hazelcast-jet

Votes: 0

Answers: 1

Latest Answer

Your log4j configuration is incorrect. I suppose you want to log into the console at ERROR level and DEBUG level to the file. To do that use the following and adjust as you need: log4j.rootLogger=DEBU...
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František Hartman

Node js hazelcast connection is not working in kubernets 3.12.4

I'm trying to connect Hazelcast server with version : 3.12.4. With IP and port number it's working perfectly fine but when I use service name it's not working in NodeJS same approach is working in jav...
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NITESH GUPTA

node.js

kubernetes

hazelcast

Votes: 0

Answers: 1

Latest Answer

You can use DNS module to resolve the service name hazelcast.default and push the IP.
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gohm'c

Choosing a safe number of members for a CP Subsystem

Tried scouring the documentation, but I'm still uncertain about the CP Subsystem setup for my current situation. We have a Hazelcast cluster spread across 2 data centers, each data center having an ev...
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Cristina_eGold

cluster-computing

hazelcast

consensus

raft

Votes: 0

Answers: 1

Latest Answer

We prefer three datacenters, but sometimes a third is not available. My team was faced with this same decision several years ago when expanding into a new jurisdiction. There were a lot of options, he...
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Michael Deardeuff

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