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Bug 237007

Summary:	org.openide.text.DataEditorSupport$Env$1.run: LowPerformance took 20239 ms.
Product:	platform	Reporter:	Exceptions Reporter <exceptions_reporter>
Component:	Text	Assignee:	Miloslav Metelka <mmetelka>
Status:	NEW ---
Severity:	normal	Keywords:	PERFORMANCE
Priority:	P3
Version:	7.4
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	204506
Attachments:	nps snapshot

Description Exceptions Reporter 2013-10-11 02:46:27 UTC

This bug was originally marked as duplicate of bug 232045, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related.

Build: NetBeans IDE 7.4 RC1 (Build 201309162201)
VM: Java HotSpot(TM) 64-Bit Server VM, 23.25-b01, Java(TM) SE Runtime Environment, 1.7.0_25-b17
OS: Windows 7

User Comments:
GUEST: It's really slow don't know why



Maximum slowness yet reported was 20239 ms, average is 20239

Comment 1 Exceptions Reporter 2013-10-11 02:46:29 UTC

Created attachment 140997 [details]
nps snapshot

Comment 2 Jaroslav Havlin 2013-10-11 06:55:18 UTC

o.o.text.DataEditorSupport$EnvListener.fileRenamed() calls FileObject.refresh()
and FileObject.lastModified() in EDT. And the Windows filesystem was quite slow.
Reassigning to platform/Text. Please evaluate it, thanks.