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Glassfish and ObjectDB 2.4.3

while visiting com/objectdb/o/BTI.class of size 166 java.lang.NullPointerException at org.glassfish.hk2 ... :722) SEVERE: Exception while visiting com/objectdb/o/MST.class of size 22459 java.lang ... -core-pool-size 16 thread-max-pool-size 32 thread-keep-alive-seconds 60 thread-queue-capacity 2147483647

significant performance decrease

to around 400000 entities of one class (database file size around 1.5 GByte). The response time of standard queries increased with this database size to an unacceptable rate (several seconds compared ... path="$temp" threshold="64mb" /> <network inactivity-timeout="0" /> <url-history size="50

NegativeArraySizeException on commiting a transaction

during string writing. What are the sizes of strings in that object and what character set is used ... another PlacementBlockModel. The issue is rather connected to the size of the entity being written. As u can see in the screenshots, the size of the byte[] on which objectDB operates is above 1GB

Replication error on slave restart

out how can I clean unused recording files or at least estimate sizing. Because I use objectDB in online game ... > <temp path="$temp" threshold="128mb" /> <network inactivity-timeout="0" /> <url-history size ... " /> </general> <database> <size initial="256kb" resize="256kb" page="2kb" /> <recovery

impossible to drop a table with 50 million objects

when trying to execute in explorer (max heap size 1GByte) delete from LogEntry l it comes ... Zwicker This may be because the transaction size is limited by the heap size. You can try deleting ... transaction size above the heap size. See #10 in that issue thread for the requires setting

Backup file always bigger than live db file

Does the database file itself remain the same size? Is the backup size different (either smaller or larger) from the database file size, or just the compressed (e.g. zip) versions become larger over time? support Support It seems it is only the compressed file size that is getting bigger. The DB file

Replication issue, Replayer failing due to NullPointerException.

" /> <url-history size="50" user="true" password="true" /> <log path="/var/log/test/" max="10mb ... name="*" level="info" /> </general> <database> <size initial="10mb" resize="10mb" page="2kb ... -timeout="0" /> <url-history size="50" user="true" password="true" /> <log path="/var/log/test

internal object DB locking in an embedded multi threaded application

(mainly the initial database size). support Support If no conf file is found or provided then what are the default values? dansmith Daniel Smith The default values are: <size initial="256kb" resize="256kb" page="2kb" /> support Support <database> <size initial="500mb" resize="500mb" page="2kb

Empty temporary dat files in the temp folder

. - Is there a threshold? - Is the threshold adjustable? - Is it possible to reduce the initial size ... . Only one such file should be created per open database file with the initial size of 1000 pages (default page size is 2KB but it may be 8KB in your configuration). The file will expand to contain large


exception? Please check the database with the ObjectDB Doctor. Are there any errors? What is the size of the database? What is the size of the page cache, as specified in the configuration. Can you identify ... the problem. Result from ObjectDB Doctor check is attached. The size of the database is cca 42 MB

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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