The 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 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 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 ArticleCacheWriter Problem
I have the next scenario: There is a Distributed Ack Region with a Gateway in a Client, when I put a element in this Region this element is send to the similar region in the server, this region in the...
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 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 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 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 ArticlePartitionOfflineException with a Partition Region
Hi, I'm trying to intruduce a partition region in my system, but I found a problems. Now, my system in the server side is a cluster with two nodes, in the time this sever will grow, for this we decided...
View ArticleIncorrect Trace message upon query execution 7.0.1.3
I just deleted an index Cluster-15 gfsh>destroy index --name=symbolString --region=/instrumentstore Index "symbolString" on region : "/instrumentstore" successfully destroyed on the following...
View ArticleClient excuting function on a particular server
I am trying to execute function on a particular server but I am unsuccessful in doing so. Here is what I have tried:Gemfire version: 6.6.3.4 client-cache.xml<pool name="offers-client"...
View ArticleCan missing regions be automatically created when a cacheserver joins a cluster?
Here's the scenario I've run into I have a single GemFire cacheserver node.From a client, I call a GemFire Function on that cacheserver, and this function creates a new region programmatically. (The...
View ArticleAre there any Query Tools (besides DataBrowser) for GemFire?
I've tried DataBrowser, and it's not bad, but it connects via JMX. JMX is a problem for a couple of reasons: 1) It's a second set of credentials. We are using GemFire Authentication and Authorization....
View ArticleDeteriorating query performance with index
I have a query like this. Both regions are indexed on instrumentKey Cluster-15 gfsh>query --query="<trace> select p from /instrumentstore i,/position p where i.symbolString='GOOG' and...
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...
View ArticleGateway Queue with Disk Synchronous
Hi, I wanna know how work the gateway queue when the enable persitence is true, I read that " When you enable persistence on a gateway queue, themaximum-queue-memoryattribute determines how much memory...
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