Multiple cache creations in Gemfire
Hi, I'm trying to create a local-cache and a client-cache inside one JVM, however i get the error stated below which i think is occurring due to cache being singleton and you can only create one per...
View ArticleGemfire client timeout
We are trying to access an entry in client by accessing region "UserToken" thru spring configuration. <?xml version="1.0" encoding="UTF-8"?><beans...
View Articlehow to deploy new functions and regions without restarting cache server
We are using VFabric Gemfire 6.6.3.4 and currently whenever we change out Gemfire function code or region object schema, we stop the cache server, deploy new code and start the cache server again. This...
View ArticleLocators
So I've spent rather longer than I wanted to on this, and still haven't come up with a good answer. Here's the problem.For whatever reason we want to standardize the way we deal with GemFire. That...
View ArticleServerConnectivityException: Pool unexpected socket timed out on client...
seeing this error on one of our gemfire clients com.gemstone.gemfire.cache.client.ServerConnectivityException: Pool unexpected socket timed out on client connection=Pooled Connection to...
View ArticleGemfire - SynchronizationCommitConflictException
Hi experts, I am getting SynchronizationCommitConflictException when more threads try to modify the same Region value. Likely there is a misconfiguration in the config files but I don't know what the...
View ArticleAuthenticationRequiredException
Hi, I found a problem in my application this is happening sometimes, but I could not identify the reason.My application execute a online function in the client to the server and when de server call the...
View ArticleConnecting to a server using a locator with the native API
I have a program using the native c++ API, and I'm trying to connect it to a server in a different node. When I try this it fails with the message "GemFire Exception: Region::put: not connected to...
View ArticleCacheClosedException: The cache is closed
I've found this problem in my applications. The problem is that i found this exception when the application try to do a put in a Gemfire Region. I attache the exception. In the gemfire.log ican see...
View ArticleJMX Monitoring
I am trying to monitor Gemfire JMX Cache MBean using JConsole. However, when I connect to the Gemfire JMX Agent through JConsole, I had to explicitly invoke the operation 'connectToSystem()' on the JMX...
View ArticleStoring JSON docs as PdxInstances with date support
We are creating an application that will store arbitrary JSON docs within GemFire as PdxInstances. Within these JSON documents, we want support for date fields that we'd also like to be recognized...
View ArticleQuestion about CacheTransactionManager
I have a dude with the CacheTransactionManager I have this code: CacheTransactionManager txMgr = CacheFactory.getAnyInstance().getCacheTransactionManager();try{ txMgr.begin();...
View Articlecolocated proxy regions issue
Hello All, We have 2 groups of cache servers and 2 proxy regions of group2 on group1 which should be colocated. Below is the configuration from group1 cache.xml<region name="regionA">...
View ArticleUpdate Multiple Gemfire instances from Web application
HiI have an requirement where we want to update region in multiple gemfire instances from Web application (only 2 fields in a region) But there is a limitation where we can connect to only 1 gemfire...
View ArticleGemfire session management for JSF session scoped beans?
Gemfire session management or other similar session management tools explicitly need a "setAttribute" to be called after any modifications to the object in session. We could probably handle that in...
View ArticleLocator Connections
Hi, When clients connect to locator, is this client connection to locator open all the time or after discovering the server address/port, the connection is closed? My question is because in my system,...
View Article"Unable to contact a Locator service" in Tutorial
I am evaluating GemFire and have performed the installation on three nodes. So far everything has gone smoothly. When trying to run the tutorial/samples, (Running the Tutorial) I am told to edit the...
View Articlecall function on member howto
HiI have 2 pools defined in clientCache.xml file, I have total 4 gemfire members or jvm up and running, i want to execute function on each member (not on region or pool) i am able to execute function...
View ArticleSub Regions
Can we achieve tree like hierarchy of data with SubRegions?For example, we have a "root" region and "child" region.- "root" has entries with keySet [key1,key2]- Can "child" then have a separate...
View ArticleVM is exiting - shutting down distributed system - In P2P System
Hi, I found a problem in my application, the problems is that the distributed system is shutting down and I don't know why this happend.I was wathcing in the client log, and I found this kind of...
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