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Questions tagged [distributed-caching]

Distributed caching is a cache implementation that uses caches spread across different networked hosts.

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Looking distributed cache solutions for implementing a distributed MVC pattern

I am building a client/server application that will have a fairly complex (but not large -say 10,00 objects) object model at its heart. Multiple clients will need to view the model (via an Eclipse RCP GUI), but the server will be the only node that…
Nick
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I am new to distributed cache, and confused about choosing the better option and how to handle the cluster

My application receives requests (varying from 1 to 500) from multiple clients using socket connection. These requests are xml files that are to be stored in distributed cache for further consumption by external application. There is no database in…
merla
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Do you recommend any good book about distributed systems and cloud computing?

I'm learning about Microsoft Azure, and there are lots of concepts that, although are not new for me, I'd like to know more about them, like for example database sharding, denormalization, nosql, content delivery networks, distributed cache (like…
vtortola
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Spring framework + Hazelcast , how to enable/disable cache using @Cacheable annotation

I am using Spring framework and hazelcast cache to cache REST APi at service layer. The api I am caching has @Cacheable annotation with cachename and keygenerator which works fine. I am looking for best way to enable/disable caching using…
NRA
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Hazelcast refuses Member

In our system, we have a Hazelcast cluster consisting of 2 nodes. Hazelcast is refusing the connection of the other member. What could be the reasons? In the log file i see: 2017-10-13 17:39:25,419 [T:B_Hazelcast.IO.thread-Acceptor, C:] INFO …
MrGorilla
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How do I support schema change in Ignite as well as addition of new Cache?

I want to dynamically create cache for new mysql table in Ignite. I don't have table's class definition at runtime. I regularly get new data in HDFS for those tables in avro format. I want to ingest that incremental data into Ignite Cache by…
Sumit Sethia
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Query Apache Ignite's cache for a local backup entries only

We can use Ignite's ScanQuery object for example to query only a local cache for entries. Like this: ScanQuery qry = new ScanQuery<>() .setLocal(true); Now, if we have a cache with…
Kristoff
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infinispan cluster of a predefined set of IP Addresses

I am using infinispan to distribute the cache over multiple nodes using multicast which is working fine. Unfortunately, according to the System Admin requirements they don't want to allow multicast and they gave me a set of the possible node IP…
anragab
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Apache Ignite Replicated Cache race conditions?

I'm quite new to Apache Ignite so please be gentle. My question is simple. If I have a replicated cache using Apache Ignite. I write to this cache key 123. My cluster has 10 nodes. First question is: Does replicated cache mean that before the "put"…
DKhanaf
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Implications of changing MemCached maximum block size

What (if any) are the downsides of running MemCached with say 100MB maximum cache block sizes? Would it run any significantly different to using 10MB or 1MB pages? Reversely, why would you run MemCached with smaller pages such as 100k? If MemCached…
Seph
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Velocity CTP2 Serious Memory Bug

When you create an instance of the cachefactory and then don’t use it anymore the memory that was used during the creation of the object is not released. This will have a substantial effect on all web apps or scenarios where a cachfactory might be…
Middletone
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Refresh Enterprise Library Cache After External App Updates It

After searching around for months on and off I finally decided to post this up. We have an ASP.NET MVC app that uses enterprise library to cache items. We also use a windows service that every so often updates those cached items. Problem is that…
MindWire
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How is memory managed in distributed runtime in Apache Flink?

We are building an Apache Flink based data stream processing application in Java 8. We need to maintain a state-full list of objects which characteristics are updated every ten seconds via a source stream. By specs we must use, if possible, no…
halmor
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EhCache on RDBMS and spill/restore to/from disk when RDBMS is down

I'm using EhCache. I want to provide a caching layer on top of an existing RDBMS. However, in case the database server is down, I want EhCache to write to a particular location on disk. Later when the database server is up, I want the data on the…
RRM
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How to get Oracle Coherence Clusters synchronized?

I'm looking for an option to have my cache data being replicated and synchronized across multiple Oracle Coherence clusters. Unfortunately, I have no chance to upgrade a Java version I'm currently using, so the Oracle Coherence Federated Caching…
Viktar Charnarutski
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