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Cannot start gemfire JMX agent
Recently I cannot start the jmx agent with the following exception: java.lang.IllegalStateException: JMX Agent exists but was not shutdown. at...
View ArticleBest way to access entries in Replicated region
I am trying to loop through all the entries (20k) in a replicated region on server side inside of a Gemfire function.If I use either region.values() OR region.entrySet() and access just one of the...
View ArticleAccess 2 Gemfire Instances (Different locators from single Clientcache.xml file)
Hi Is it possible to access 2 Gemfire instances (2 different locators) from single ClientCache.xml file, both these instances have same regions, every thing is same For exampleI...
View ArticleDistributedMember is null in the Interface Authenticator implementation?
DistributedMember is null in the Interface Authenticator implementation. http://www.gemstone.com/docs/current/product/docs/japi/com/gemstone/gemfire/security/Authenticator.html Principal...
View ArticleProblem running QuickStart ClientServer Demo
Hi I wonder someone would be able to give some pointers on the ClientServer demo, I seem to get some errors when I try to populate items in the region. This is where I have got to so far 1) start the...
View ArticleCQ queries do not support projections
Hi, In .Net client I am trying to create a CQ with the following query: select collectInfo() from /SomeRegion,where collectInfo() is a method the object from the Gemfire region, which returns and...
View ArticleBest Practice around unit testing client/server topologies containing...
Hi - I'm currently working on migrating a project from a peer-to-peer topology to a client-server topology. Although, I've had some success in the client-server runtime setup, I'm running issues with...
View ArticlePulse application - missing jar?
I'm running the pulse web application in embedded mode in a locator and occasionally I'll get the following stack trace in locator log when I go to log into the application from a browser. It looks...
View ArticleIndexMaintenanceException during synchronous index update in JTA transaction
Dear guru, I am using JTA with Gemfire itself as transaction coordinator (to synchronize changes with database) and is experiencing problems creating indexes for transactional replicated regions. With...
View ArticleThe proper way to achieve consistency between cache and backend database
Dear guru, I need to be sure that my cache and backend database are always in consistent state, i.e. all cache updates are guaranteed propagated to the database in transactional-like way. Going through...
View ArticleLocator is forced out of the distributed system by a member
Hi, I detect a major probleminmy application, for a unknown reason the locator log show messages of "Suspect notification for member" , and after a while the locator is forced out of the distributed...
View ArticleFunction on Replicated Regions
I see everywhere in documentation description how functions are executed on partition regions.Is that mean that remote function executed on replicated regions is not recommended?What is the advantage...
View ArticleWhy Indexes are lost after recovering from a REPLICATE_PERSISTENT region?
Gemfire Version V7.0.1.3 For region spec below. java.lang.String com.foo.bar.Positon After recovering from persistent store there are no indexs on region. All indexes are lost. CacheFactory...
View ArticleGFSH bug (Date is printed as java.util.Date)
dasbib@xstm8621dwk.stm.swissbank.com:/home/dasbib>gfsh7 _________________________ __ / _____/ ______/ ______/ /____/ / / / __/ /___ /_____ / _____ / / /__/ / ____/ _____/ / / /...
View ArticleClients getting terminated at local site when remote site is down and too...
19 Dec 13|13:02:51:553|SEVERE|com.foo.eqd.ipke.wrapper.PositionSystemWrapper$3|Seeder-Deal Unexpected Error occured: com.gemstone.gemfire.cache.execute.FunctionException:...
View ArticlePulse Exception in Locator Log...
java.util.ConcurrentModificationException at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:819) at java.util.ArrayList$Itr.next(ArrayList.java:791) at...
View ArticleGFSH metrics bug, Metrics are not in sync with actual data.
Looks when the persistent region is recovered metrics are not correctly updated. These may appear trivial however the support personnel are advised to take certain actions based on these output things...
View ArticleUsing SSL only at the gateway(multi-site) - not with in Distributed system
We have enabled SSL in our envrionment. We see a drastic performance reduction in terms of put throughout with and without SSL. At the moment when we enabled ssl it gest enabled for WAN- communication...
View ArticleStarting Pulse on two locators
Hi,We are migrating to Gem Fire 7.Problem we have is how do we know that pulse is started on which node in data fabric?We have 2 locators, 4 data nodes in our architecture. We are thinking of starting...
View Articlememory leak when using region.put
I am seeing a weird behaviour when using the c# gemfire client. I am seeing memory leak on both the key and value when putting them into the region.After further investigation, i note that the GCHandle...
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