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Questions tagged [apacheignite]

70 questions
4
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1 answer

Apache Ignite Load balancing Ignite Service on a single node not working?

Ignite cluster node does not perform load balancing on multiple instances of a service deployed on it. I have a single node Ignite cluster, on which I have deployed a service, using deployMultiple method. final var igniteServices =…
Assen Sharlandjiev
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Benefits/purpose of Force Server Mode of Ignite

I need some clarity on flag forceServerMode flag of TcpDiscoverySpi. As per below documentation, DiscoverySPI will behave in same way for client node as it would for server: If node is configured as client node (see IgniteConfiguration.clientMode)…
Vikas Tyagi
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2
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1 answer

How to connect Apache Ignite with NestJS?

I'm trying to connect Apache Ignite with Nest JS. I'm getting error regarding the library I used: 'apache-ignite-client'. Error: TypeError: apache_ignite_client_1.default is not a constructor. Code import { Injectable } from…
Ajay Kakde
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How to disable auto discovery in Apache ignite.?

I recently upgraded ignite 2.14.0 (let's call App version 2.X) from 2.10.0(app version 1.X). After upgrade my upgraded spring application(v2.X) is failing to start as it tries to connect to another Ignite node (app v1.x) (un-upgraded version's…
Milan Desai
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2
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1 answer

PME on thick client node join in Ignite

I am using Ignite 2.9.1 and in our Ignite cluster setup we have server nodes and thick client nodes. I found that when client node join the topology, it triggers PME but surprisingly it shouldn't as per below documentation: Log snippet: To cross…
Vikas Tyagi
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2
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1 answer

Max node advisable for S3 based discovery in Ignite

In our Cluster setup, we have 5-10 server nodes and 10-200 clients nodes. We dynamically scale up or down number of clients nodes based on work payloads. As of now we are using S3 based discovery but wanted to know Ignite recommendation for dynamic…
Vikas Tyagi
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2
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1 answer

Failed to send Message to remote node

I am running my service in local environment and trying to connect to remote node but it showing error failed to send message to remote node. I want to run my service in local environment and connect it to remote ignite node on different server. My…
Ritvik Rohatgi
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2
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1 answer

Apache Ignite : Near Cache communication with Data node

We have near caches configured with main caches (in data node). Looking at documentation it says "Near caches are fully transactional and get updated or invalidated automatically whenever the data changes on the server nodes." I am trying to…
Lokesh
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2 answers

Apache Ignite Client

I wanted to understand the pro's/cons of using a client node within a cluster vs a external thin client. Ofcourse the thin client will be less chatty Vs a client node and hence less n/w interactions. Changes in the cluster topology(nodes…
Victor
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Ignite recurring stacktrace: Failed to process selector key

Ignite version: 2.14.0 Node configuration: 2 Nodes running on same PC (IPV4) using localhost and 255 available ports: TcpDiscoveryMulticastIpFinder ipFinder = new TcpDiscoveryMulticastIpFinder(); …
PPUZ
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Apache Ignite: SQL query returns empty result on non-baseline node

I have set up a 3 node Apache Ignite cluster and noticed the following unexpected behavior: (Tested with Ignite 2.10 and 2.13, Azul Java 11.0.13 on RHEL 8) We have a relational table "RELATIONAL_META". It's created by our software vendors product…
Sven Borkert
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1 answer

Apache Ignite Continuous query Cache Transactions

We are using a continuous query to transfer data across all clients nodes. However we have a scaling grid so we often run into issue where data node keeps trying to connect to client to send the data from continuous query which has already scaled…
Lokesh
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1 answer

Ignite exception: SQL query ran out of memory

Using GridGain CE 8.8.27 and here is the resource configuration: CPU : 8, RAM : 16 GB, Xmx : 10 GB, Nodes : 2 Data is available in persistence mode, ignite storage folder size is around ~40 GB. Observed this OOME only when multiple queries were…
Prem
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Apache Ignite data rebalancing problem (Will not own partition (there are owners to rebalance from)

I updated Apache Ignite to version 2.15.0 Everything is fine when I launch the first node, it works, the client connects to it. But when I launch the second node, an error occurs at the balancing stage, as far as I understand Messages like this…
Rodriguez
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Issue with Mapping java.sql.Types.TIMESTAMP to java.util.Date in Apache Ignite

I hope this message finds you well. I am an engineer based in Japan and I am currently working on a project involving Apache Ignite and Hibernate I am having trouble mapping java.sql.Types.TIMESTAMP on the DB side to java.util.Date on the Java side…
Ryo-chan
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