About configuration

forum_thread

Open several objectdb databases the same time

We tried to open objectdb databases from application and got following error: ... I can confirm that using undocumented option in ObjectDb configuration file is allowing to open several databases on different ...

 
forum_thread

ODB tries to create log files inside its own jar on Win7

I sent a demo of an app I've been developing on Linux to some Windows 7 users, and they were unable to run it.  The stack traces they sent me indicated that ODB was trying to create its log files inside objectdb.jar, which was inside the executable jar packaged by Eclipse.  Here's the end of the stack trace: ... plugins so it seems to be related to packaging. Configuration and logging paths are by default relative to ObjectDB Home ...

 
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Empty temporary dat files in the temp folder

Hello, We have questions regarding the pagesX.dat files in the temp directory. We detected a problem on a machine with ‘only’ 2GB free memory on disc drive C:/ because during using our Product the %temp%/objectdb_123... folder growth up to 2GB. And then we run into some following errors due to lack of memory. ... pages (default page size is 2KB but it may be 8KB in your configuration). The file will expand to contain large transactions, so its ...

 
issue

Issue with TYPE expression in Criteria API

Find attached project using latest 2.3.4_03 odb still causes:   ... client server mode) when serialization is enabled in the configuration (under <entities>): <persist ...

 
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RT Java application recording into 100DB run OOM after a few hours.

Hi, I am running a java application that records data from 100 feeds into 100 different database - this is done is one thread. It works fine several hours - and suddenly i got an out of memory issue (I checked there is no leak in java - I cleared the entity manager every 10 new entity). 1/ I use the default objectDb.conf (i mean i dont use any - so it must be using the default somewhere). 2/ Using Netbeans, I profiled the application and I noticed that there is one thread (ODB FileWriter) running for each open DB. ... All the settings in the ObjectDB configuration file are per database. For example, the default cache size ...

 
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Crash due to memory problems

We had a crash of our system, log reports the following: ... ... the JVM heap size (if possible) or tune the ObjectDB configuration. If ObjectDB recovery is enabled then ObjectDB should ...

 
release

2.0.3

... operations. Changed default configuration (for improved performance). Added support for ...

 
release

2.0.5

... operations. Changed default configuration (for improved performance). Added support for ...

 
forum_thread

Threading Problem (maybe with Criteria)

Hi all I found some threading problems I do not understand: here is the the link to the testcase http://www.advolux.de/weblink%20forum/test.zip #1 2013-08-26 21:15 Hi all I found some threading problems I do not understand: After creating some testobjects (i.e. ...

 
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Class loading problem with private packages in OSGi environment

Our Business Objects are the JPA entities. We develop our product domain driven. This means we have several domains. Each domain is split into business layer and persistence layer (others are not relevant here). Per domain and per layer, we have an OSGI bundles. The business layer should have no dependency down (an exception is the dependency to the ObjectDB for the enhanced entities).  The persistence Layers have a dependency to the business layer and to the central DataAccess Layer.... by JPA. We can check if this could be disabled by a configuration parameter. > Correct way would ObjectDB use the ...