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2

Exceeding max connections and crashing

exceeds heap memory limit, could this cause problems with DB Q3. Is there any command to check ... Out of memory errors may have severe impact on ObjectDB. You must make sure the heap is large ... . It may also be the result of limited heap size and out of memory errors. Try to repair these 2
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2

Insertion Speed Rate and Batch Load

the Memory Leak thread uses a separate transaction, and moreover, a new EntityManager per stored entity ... #, the result is not good.  The setting is Xeon 2.40GHz, Memory (2GB) Persisted 13000 objects per second. Any ... this code  with the above enhanced setting on another PC ( Intel Celeron 550@2GHz, 3GB memory ) : Total
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2

Is it possible to remove parent/child entities without refresh?

to have an updated parent/child object tree in memory. But entityManager.refresh is too slow for our project ... ()); } } In order to understand the problem, could you please explain in which way data in memory ... elements in memory. After the call entityManger.refresh(parentEntity) the removed childEntity ist not
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2

Listing large number of complicated objects with paging.

Hi, For last few hours I was working on a problem with bad performance and memory problems ... part is that running this query needs lots of memory at tomcat side (attached screenshot) and after running it 3-4 ... : 600ms Hot database - refresh of the same page: 160ms. Memory usage - no more than 35MB
Issue
2

Negative snapshot user count exception

. Do you still see this error message after eliminating the memory and index issues? Yes, I am continuing to see this issue, as ... log file). Last week I had inadvertently left the database running with inadequate memory, which I am sure precipitated additional index problems; I resolved the memory configuration on Sunday night
Issue
2

ODB-FileWriter holds unecessary entity reference after transaction and entity manager are closed

Hello, we've encountered a problem leading to memory leaks. We found that after closing ... the application context. This prevents the garbage collector from cleaning up the memory which eventually results in memory leaks. The attached screenshot shows an example of this behaviour. Thanks
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2

Selective merge/cascade of detatched entity

memory at all times, in a Detached state (I realise the implications here, there are good reasons ... concern is that the reason the detached objects are kept in memory is that they are shared between ... of the database using its own isolated entity objects. To avoid multiple memory objects for the same
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2

Suspected memleak caused by bad state of EntityManager

can never be released by JVM.There is a chart describes the instances exists in memory. We had checked the heap ... (NullPointerException) appears with no stack trace. The connection between the stack trace and the memory consumption is unclear. To demonstrate a memory issue you will have to provide a heap dump. If possible
Issue
2

Threaded Test - Failed to commit transaction: Unexpected internal exception

get an out of memory exception. The test doesnt hold on to any objects beyond the scope of each put or take so I ... ! It seems that this version of the test has a memory leakage due to a missing EntityManager's close (in ... , when the queue becomes full and the total size of these objects is larger than the memory processing threshold
Issue
2

log entry and massive performance issues

to complete - it seams that there is a memory leak (we did not change our application at all but just ... ? You mentioned a memory leak, can you take a heap dump and report more details? The last point regarding ... dump of the memory leak and thread dumps of the blocking queries and slow delete operation, or any