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Objectdb server out of heap space

. support Support I'm well aware of VM options for tuning memory. A server process

Lazy Init / Eager / Join Fetch collection strategy ? What to choose ?

for every situation, so you will have to test these options in your specific scenario to tune your application

Processing thread count for 8-core server

the range of 15-30 threads, but choosing the best value will require some tuning tests on your side, since it depends on the specific application. support Support

Index causes increased memory usage

). Is there some sort of tuning we can do to have both fast queries and not soak up all the memory

On ensuring ID available after persist

commit to ObjectDB I can then adopt performance tuning strategies that suit it better, such as TABLE. webel Dr Darren Kelly

How Should I Configure objectdb.conf to Obtain 256KB Disk IO Requests and Maximize Shared PersistenceManager Entity Cache?

(e.g. searching for an object in a larger page could take longer). So, as with most tuning

Speed of queries that return many objects

, although with enhancement and tuning it could be in the range of 1-2 seconds. The overhead of preparing entity

Object DB vs EclipseLink/TopLink: Unloaded relationships in detached entities

properties This has the big problem that one would need to tune queries for every preempted

out of memory error

space). Increasing the JVM heap size could solve the problem, or alternatively, tuning ObjectDB

Best practise loading big data

the database (i.e. the EntityManagerFactory). If you need an advice regarding tuning cache sizes

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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