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Bug 239663

Summary:	org.openide.explorer.view.TreeView.showWaitCursor: LowPerformance took 24684 ms.
Product:	platform	Reporter:	RQuadling
Component:	JDK Problems	Assignee:	Antonin Nebuzelsky <anebuzelsky>
Status:	RESOLVED WONTFIX
Severity:	normal	CC:	pjiricka
Priority:	P3	Keywords:	PERFORMANCE
Version:	7.4
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	166152
Attachments:	nps snapshot

Description RQuadling 2013-12-19 16:37:27 UTC

Build: NetBeans IDE 7.4 (Build 201310111528)
VM: Java HotSpot(TM) 64-Bit Server VM, 23.7-b01, Java(TM) SE Runtime Environment, 1.7.0_15-b03
OS: Mac OS X

User Comments:
RQuadling: Nothing in particular, but maybe linked to SourceTree and changing branches when NetBeans is open.

pjiricka: Just browsing sources.



Maximum slowness yet reported was 24684 ms, average is 15285

Comment 1 RQuadling 2013-12-19 16:37:29 UTC

Created attachment 143346 [details]
nps snapshot

Comment 2 Ondrej Vrabec 2013-12-19 17:16:54 UTC

pjiricka's snapshot is invalid, contains data for only 3ms. The other snapshot indicates a problem in JDK, it's stuck in:
at sun.lwawt.macosx.CCursorManager.nativeGetCursorPosition(Native Method)
at sun.lwawt.macosx.CCursorManager.getCursorPosition(CCursorManager.java:63)
at sun.lwawt.LWCursorManager.updateCursorImpl(LWCursorManager.java:79)
at sun.lwawt.LWCursorManager.updateCursor(LWCursorManager.java:56)
at sun.lwawt.LWComponentPeer.updateCursorImmediately(LWComponentPeer.java:885)
at java.awt.Component.updateCursorImmediately(Component.java:3120)
at java.awt.Component.setCursor(Component.java:3104)

Comment 3 Antonin Nebuzelsky 2013-12-20 09:06:44 UTC

https://bugs.openjdk.java.net/browse/JDK-7197298