About size

41-50 of 200Refresh
Manual
9

Chapter 6 - Configuration [2011-02-21]

and kilobytes (respectively), can be used in any size value attribute in the configuration file
Manual
9

Chapter 6 - Configuration

and kilobytes (respectively), can be used in any size value attribute in the configuration file
Issue
8

Best practise loading big data

caches Entity caches You may use the above links to the see default sizes of caches ... . the EntityManagerFactory). If you need an advice regarding tuning cache sizes to reduce RAM please provide ... the unused entities. When reading further, the cache size and the number of weak references still grows
JPA Doc
7

javax.persistence.criteria.CriteriaBuilder

Returns: simple case expression Since: JPA 2.0 Expression size(C collection) Create an expression that tests the size of a collection. Create an expression that tests the size of a collection. Parameters: collection - collection Returns: size expression Since: JPA 2.0 Expression
JDO Doc
5

getFetchSize()

Method javax.jdo.FetchPlan int getFetchSize() Return the fetch size, or FETCH_SIZE_OPTIMAL if not set, or FETCH_SIZE_GREEDY to fetch all. Returns: the fetch size Since: JDO 2.0
JDO Doc
5

setFetchSize(fetchSize)

Method javax.jdo.FetchPlan FetchPlan setFetchSize(   int fetchSize ) Set the fetch size for large result set support. Use FETCH_SIZE_OPTIMAL to unset, and FETCH_SIZE_GREEDY to force loading of everything. Parameters: fetchSize - the fetch size Returns: the FetchPlan Since: JDO 2.0
Forum
4

evictAll() behavior

this   System.out.println("Cache size before commit= " + pm.getManagedObjects().size()); pm.currentTransaction().commit(); pm.currentTransaction().begin(); System.out.println("Cache size after commit= " + pm.getManagedObjects().size()); pm.evictAll(); System.out.println("Cache size after pm.evict = " + pm
Issue
4

Use temporary files to enable very large transactions

for many activities (e.g. processing large query results), currently the size of a transaction (i.e. the total size of database pages that have to be replaced) is limited by the JVM heap size. Supporting ... : What is the total size of data in the transaction? What combination of DELETE / INSERT / UPDATE operations
Forum
4

Out of memory

.OutOfMemoryError: GC overhead limit exceeded GC overhead limit exceeded Database size is only 67MB, heap size is set to 1536MB. Log files are empty. Database uptime was about 3 weeks. It's still version ... lot of data from other source). I didn't catch the size of record log file. For now I turned on heap
Issue
4

Server out of memory exceptions

writer and single reader. The message size going into the queue is not large - around 4k at most. Each ... reader. The msg size being saved should be around 2mb. The server is running with -Xms256m -Xmx256m ... at most we should have 12 clients loading a 2mb msg - so 24mb raw data size? (Let me know if I've got this wrong