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3

Homepage and forum nearly inaccessible

now. If there are still issues with the website, please report. Thanks!   It is still very slow ... even load at all. Sometimes it happens to load fast, but most of the time it's slow or very slow ... that are slow now (such as searching and posting) are expected to be much faster. Thank
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3

Performance in large transactions

.)   Pseudocode for the fast and the slow solution FAST: for (i = 0; i <100; i ... (); transaction.close(); entityManager.close(); } SLOW: EntityManager entityManager ... .setFlushMode(FlushModeType.AUTO);   em.getTransaction().begin();   // SLOW   long startTime
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3

Performance tuning, best practices

. The system serve 200 clients, but is it possible that the specific slow operation (possibly a complex query) is slow also for a single user? i.e. can you check if the performance issue is due to load of several concurrent clients, or maybe same slow performance is also for a single user with that specific
Issue
3

log entry and massive performance issues

you get that log error once or is it repeating? Does it happen when the slow removal happens ... Do you know how to reproduce the slow removal problem using this database? You wrote: > the ObjectNode ... is somehow corrupt (we did the last repair last ween with 2.7.4_02 Doctor)? In addition to this slow behaviour
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3

each 1-2 days objects on some objectdb level lock/block each other

queries that are too slow (and a few seconds could also be considered by users as slow), e.g. by ... about that? If your clients use a web application they may refresh the page if the response is too slow ... of concurrent threads works better. How do you know that the system is near to collapse? Slow response time
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3

combined index not used

shows that it is indeed very slow. Could you please provide a typical value for the ?1 (end date ... ). However, this query is still extremely slow as using this composite index doesn't solve the problem ... is very slow is not because of not using the composite index (although using the composite index
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2

possible index required for improving query performance

", otherParty); query.setParameter("pclass", partyClass); We have noticed that this query slows down in ... for the slow query? Is there any other index that should be added to make this query faster?   Thanks in ... . It slowed down significantly after a few thousands records were added. I'm quite happy to remove
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Blocked by find

, this may just be slow performance rather than blocking. The attached test writes data to a db ... performance it'd be appreciated. Extremely slow performance may be the result of using zero size page
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2

JPA and handling large data sets

. But exporting large binary data sets is very slow. To avoid memory problems the binary data type is read step ... sets the way is slow. We have an own entity for storing binary data (pictures, documents). Hint
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2

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

://zeroturnaround.com/rebellabs/how-to-use-jpa-correctly-to-avoid-complaints-of-a-slow-application/ In this article ... too much RAM and becomes slow. Unfortunately there is no one best solution for every situation