Unable to remove data from persisted region
Data removed from the persisted region is still available in the file system (.crf file). But the data is removed from the cache memory. Actually when the data will be deleted from the file system?....
View ArticleManaging GemFire in Production implementations
I've done the background reading, spent some time with GemFire so I know some of the quirks and what it can and can't do.We are using it mainly for caching - both our own data and we intend to extend...
View ArticleGemfire licensing
In the Gemfire licensing docs at http://pubs.vmware.com/vfabric53/topic/com.vmware.vfabric.gemfire.7.0/deploying/licensing/licensing.html it is stated : "An individual license is used for each 6-core...
View ArticleClearing a partition region
Hi,We have some partition regions and some replicated regions. We want to clear these regions at the end of the business day. We are using region.clear() for replicated regions and it works. For...
View ArticleSome unanswered Gemfire queries
Hi, I have some Gemfire queries given below: 1. While working with functionExecution, we put the data into region and registered a function "MultigetFunction" which implements Function in one jvm. In...
View ArticleMultiple 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 ArticleGet data from a one member of Partitioned Region from Client
HiI have a partitioned region, this region is across 3 members, is there a way to get data from this region but only from 1 member from Client, if so how?
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 ArticleRegion.getEntry on server
Hi guys, I'm a little confused. I have a client/server topology with "proxy" regions on the client. As Region.getEntry(key) looks on local regions, it always returns null beacouse clients "proxy...
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 ArticleOQL 3 joins and index usage
Hi, I'm observing slow OQL and it seems it's because the indexes are not used. Assume there are 3 regions A, B and C. given the query:"select distinct c.branchId from A as a, B as b, C as c where...
View ArticleGemfire Query service , which is more optimized or faster
HiIn GemFire which query type is more optimized or faster Object[] params = new Object[1]; params[0] =mykey.getData; CacheFactory.getAnyInstance().getQueryService().newQuery("select * from /myregion...
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...
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