[mpich-discuss] [mpich2-maint] Some Problem when using Jumpshot and Solution Wanted

[Rusty Lusk]

How big is the log file you are trying to read?

Rusty

On Thursday,Apr 14, 2011, at 4:09 AM, 李敏 wrote:

> Dear Sir,
>   I'am writing to reflect some problem when using the performance analysis tool Jumpshot of your Laboratory.
>   Jumpshot has huge advantage over the other performance analysis tool in terms of visualizing huge trace file and has faster process speed. But when I opened a slog2 trace file of 64M, it can't load the file normally. It reported error messages as follows:
> Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space
>  at viewer.zoomable.ScaledSlider.setDefaultLabelTable(ScaledSlider.java:172)
>  at viewer.zoomable.ScaledSlider.setMaxLabel(ScaledSlider.java:186)
>  at viewer.zoomable.ScaledSlider.setMaxLabel(ScaledSlider.java:190)
>  at viewer.zoomable.RowAdjustments.initSlidersAndTextFields(RowAdjustments.java:161)
>  at viewer.timelines.TimelinePanel.init(TimelinePanel.java:393)
>  at viewer.timelines.TimelineFrame.init(TimelineFrame.java:57)
>  at viewer.first.LogFileOperations$1.finished(LogFileOperations.java:246)
>  at viewer.common.SwingWorker$1.run(SwingWorker.java:103)
>  at java.awt.event.InvocationEvent.dispatch(Unknown Source)
>  at java.awt.EventQueue.dispatchEvent(Unknown Source)
>  at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
>  at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown So urce)
>  at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
>  at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
>  at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
>  at java.awt.EventDispatchThread.run(Unknown Source) 
>  
> I thought the memory  of JVM is not enough at first, so I set the prameter -Xmx4096m. But it didn't work either. So could  you explain this problem for me and give the solution? I will appreciate a lot  if you could spare a little time for my confusion. I'm looking forward to your reply.
>                                                                                                                          yours sincerely
>                                                                                                                                        Sarah
> 
> 
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