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Bug 238744 - org.openide.nodes.Children$Keys$KE.nodes: LowPerformance took 57725 ms.
Summary: org.openide.nodes.Children$Keys$KE.nodes: LowPerformance took 57725 ms.
Alias: None
Product: platform
Classification: Unclassified
Component: Data Systems (show other bugs)
Version: 7.4
Hardware: All All
: P3 normal (vote)
Assignee: Jaroslav Havlin
Depends on:
Reported: 2013-11-24 23:40 UTC by Leperous
Modified: 2017-01-17 00:23 UTC (History)
4 users (show)

See Also:
Issue Type: DEFECT
Exception Reporter: 202680

nps snapshot (99.89 KB, application/nps)
2013-11-24 23:40 UTC, Leperous

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Description Leperous 2013-11-24 23:40:14 UTC
Build: NetBeans IDE 7.4 (Build 201310111528)
VM: Java HotSpot(TM) 64-Bit Server VM, 24.45-b08, Java(TM) SE Runtime Environment, 1.7.0_45-b18
OS: Windows 7

User Comments:
GUEST: it's a While that Netbeans Won't to response correctly . it's took long time .. plus it can't delete on the fly what it type, it cant colorize and highlight words...

GUEST: attempting to run the program however it has been non responsive during start up.  very slow.

Leperous: Trying to move several Java files between packages, IDE locked up

johnjullion: coming back to computer after it had been asleep

arksoft: creating a new web project from existing sources

GUEST: Settup up a new project.

GUEST: slowness detected.

Maximum slowness yet reported was 57725 ms, average is 21951
Comment 1 Leperous 2013-11-24 23:40:17 UTC
Created attachment 142523 [details]
nps snapshot
Comment 2 Jan Peska 2013-12-10 10:30:15 UTC
reassigning to Jarda Havlin for further evaluation
Comment 3 Jaroslav Havlin 2013-12-18 08:41:02 UTC
Thank you for reporting.
Comment 4 Quality Engineering 2013-12-19 03:15:22 UTC
Integrated into 'main-silver', will be available in build *201312190002* on (upload may still be in progress)

User: Jaroslav Havlin <>
Log: #238744: Use DelayedNode for all files including folders, not only for data files
Comment 5 Jaroslav Havlin 2014-01-06 14:35:03 UTC
I've had to revert the fix, as it caused bug 239825.