memory « quartz « Java Enterprise Q&A

1. Why is UIImageView so memory intensive compared to CGContextDrawImage    stackoverflow.com

Developing an iPad PDF-Reader we decided to prepare high-res images of rendering intensive pages (lots of paths in them) and use those instead of the pdf pages to avoid performance issues. ...

2. SEVERE: memory leak message within the log    forums.terracotta.org

2010-04-15 09:12:29,401 [ContainerBackgroundProcessor[StandardEngine[Catalina]]] INFO org.quartz.core.QuartzScheduler - Scheduler MyScheduler_$_1 shutting down. 2010-04-15 09:12:29,401 [ContainerBackgroundProcessor[StandardEngine[Catalina]]] INFO org.quartz.core.QuartzScheduler - Scheduler MyScheduler_$_1 paused. 2010-04-15 09:12:29,404 [ContainerBackgroundProcessor[StandardEngine[Catalina]]] INFO org.quartz.core.QuartzScheduler - Scheduler MyScheduler_$_1 shutdown complete. Apr 15, 2010 9:12:29 AM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads SEVERE: A web application appears to have started a thread named [MySQL Statement Cancellation Timer] but has failed to stop it. This is very likely ...

3. Is it possible to set -Xms and -Xms heap memory size per-job basis?    forums.terracotta.org

4. Memory Usage    forums.terracotta.org

Hi, I have a question about memory usage. Currently, I'm using the default RAMJobStore. I have about a thousand jobs being stored in memory. It uses about 200 - 300 MB of memory. After a Job has been completed, why doesn't the memory get released? Is it typical that the Job stays in memory? I have been running my application for ...

5. Quartz active threads and memory    forums.terracotta.org

Hi, We are using Quartz 1.6.5 with Spring 2.5 integration, JDBC Jobstore with Oracle 10g as DB. We have 5 schedulers with each one pointing to a different table prefix and each scheduler thread count set to 5, so a total of 25 threads. We do mostly Simple Triggers with recovery set to true. Under normal testing it works fine. But, ...

6. SimpleThreadPool$WorkerThread in the memory    forums.terracotta.org

We are suspecting a memory leak in our application and I am doing memory profiling of our application using JVisualVM. We have folowing configuration: Quartz 1.6.5, Spring 2.5 integration Oracle JDBC Job store and 5 schedulers configured with 28 worker threads. So i do see 5 SimpleThreadPool instances and 28 SimpleThreadPool$WorkerThread instances in heap snapshot. However i found that some of ...

7. Memory leaks in scheduler job    forums.terracotta.org

hi, I have a report applications, in this i have a quartz (1.6.3) scheduler task that runs every 5 mins to send out any unsend reports. The task basically fetches data for the report, create a pdf/xml/excel report based on client profile and email the same to the destination addresses. This application runs on a tomcat server. The issue that am ...

8. Quartz can use third-party memory tools    forums.terracotta.org

Hi , I'm glad to ask you questions. Now, We store a lot of data into the database using quartz ,because we can control the start time of the job by ourself. But now, we do not want to use this approach. We want to store the data into memory through using the method "org.quartz.simpl.RAMJobStore". But we do not want to ...

9. Memory related issue in Quartz 1.7.2    forums.terracotta.org

Hi All; From quite a few days I am stuck with a issues in the quartz scheduler. We have designed a scheduler which generates reports in EXCEL and PDF formats. The reports contains 24000 plus records. The issue is that reports that are generated get truncated i.e. suppose the report should contain 20000 records but it contains only 50 records. Now ...