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Questions tagged [apacheignite]

70 questions
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Apache Ignite 2.15 Startup Failure with JDK 17

I recently upgraded the Apache Ignite version to 2.17 and JDK version to 17.But I am getting below exception in line of code var ignite = Ignition.TryGetIgnite() ?? Ignition.Start(igniteConfiguration); and also am specifically setting JVMOptions to…
Indu
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How to do Cache Sizing?

Using Ignite 2.15, i am trying to do some cache sizing. Do we have any documents to do sizing activity? I found an old document https://apacheignite.readme.io/docs/capacity-planning Is this still relevant, in the newer documentation i don't see the…
Victor
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Apache Ignite: Off-heap eviction not working

I am using Ignite 2.15 and have a DataRegion configured with 'PageEvictionMode=RANDOM_2_LRU', yet I end up getting a IgniteOutOfMemoryException with the following message: Out of memory in data region [name=SAMPLE_TEST, initSize=10.0 MiB,…
Victor
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Apache ignite disk compression not working on windows

I am trying to user apache ignite disk compression on windows for a cache with disk persistence ON but it fails with below error - Caused by: class org.apache.ignite.IgniteCheckedException: Currently page compression is supported only for Linux. at…
Rohan19
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Apache ignite integration Spring Data in Spring Boot

Recently, there is a new requirement to use Apache Ignite. I would like to ask whether Apache Ignite can perform CRUD operations through Spring Data like MySQL. My current thinking is this: Connect Apache ignite through dbherver database tool to…
tamding dojee
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Issue in connecting remote ignite cluster using thinclient from local machine

I have deployed single node ignite cluster on VM (Google Compute Engine). My local app is trying to connect with this remote ignite cluster using the IP and port (thinClient). ClientConfiguration cfg = new …
Rahul Ranjan
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How to access ignite cluster (deployed on kubernetes) using thinclient (external apps)

I have deployed ignite cluster on kubernetes environment (GKE). Have created k8s ingress for thinclient . My local app needs to connect the ignite cluster using following code. String url = ingress_url ClientConfiguration cfg = new…
Rahul Ranjan
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Why does getting Ignite node sigsegv error?

We have an ignite cluster with 10 nodes.(Each node has 12 CPU 62 GB Memory.)Sometimes one of the ignition nodes is broken. When we examine the ignition logs, we cannot see any error logs, warnings or explanations. Shortly after the single node is…
Ayşe Y
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Recreating a cache on a cluster with persistence caused BinaryObjectException (cannot find metadata for object with compact footer)

I'm running an Apache Ignite 2.14.0 cluster with persistence that consists of 3 nodes. The nodes are running in a Kubernetes cluster as a stateful set of the following pods: ignite-ss-0, ignite-ss-1 and ignite-ss-2. In one of my caches I needed to…
Alex Avrutin
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Apache Ignite: How to automatically remove cache objects upon session expiration?

Apache Ignite: cache objects not expire Hello, I’m using Apache Ignite 2.14.0. WebSessionFilter removes the Primary cache but remains Backup when the session is expired, If the cache’s atomicityMode is set to TRANSACTIONAL. How can I set up a cache…
kjtnk
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Apache Ignite - WriteBehind to Oracle -Blob Datatype

Our Application has been designed to talk to the Database via Cache. i.e Apache Ignite acts as Layer before Database Application uses Embedded Ignite, where POJO Based Data store is being used. Table Consists of the Following columns SAMPLE_TABLE ID…
Karthik_Rajendiran
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How to change default ignite superuser password

I tried to enable ignite authentication on the server. When I did that by changing the XML configuration, I tried to create new user and remove the default one, but I'm getting errors that I can not remove default superuser. I tried do it from the…
seba300
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Apache Ignite Kafka Network loader

I need help We have cluster ignite with some caches and updated data in this caches from kafka, usual use StreamSingleTupleExtractor. But we have one "Multi cache" for one Object, it's mean 3 cache for storage one object 1 cache for storage full…
Андрей Сурков
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Ignite - out of memory error (Java heap exceed)

My ignite node show this error log How to resolve this? [01:41:17,950][SEVERE][grid-nio-worker-tcp-comm-0-#23%TcpCommunicationSpi%][GridDirectParser] Failed to read message [msg> Apr 29 01:41:17 localhost service.sh[124976]:…
Ritvik Rohatgi
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Ignite show out of Heap memory exception

I am running my services on ignite and I have one ignite server node. After running my services for several days my ignite show out of heap memory error . and I don't have any idea about it how to resolve this or what may be the possible reason of…
Ritvik Rohatgi
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