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Bug 187222

Summary:	[69cat] LowPerformance took 10038 ms.
Product:	debugger	Reporter:	Lenter
Component:	Code	Assignee:	Martin Entlicher <mentlicher>
Status:	RESOLVED FIXED
Severity:	normal	CC:	aldobrucale, pjiricka
Priority:	P3	Keywords:	PERFORMANCE
Version:	6.x
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	169066
Attachments:	nps snapshot

Description Lenter 2010-06-05 07:38:49 UTC

Build: NetBeans IDE Dev (Build 201002152000)
VM: Java HotSpot(TM) Client VM, 14.2-b01, Java(TM) SE Runtime Environment, 1.6.0_16-b01
OS: Windows 7

User Comments:
aldobrucale: Debugging a web app

pjiricka: Creating a new Maven project.



Maximum slowness yet reported was 57130 ms, average is 11711

Comment 1 Lenter 2010-06-05 07:38:52 UTC

Created attachment 99835 [details]
nps snapshot

Comment 2 Martin Entlicher 2010-06-07 15:44:28 UTC

AWT thread is waiting on a monitor in BreakpointsEngineListener.removeBreakpointImpl(). The monitor is being held by JPDA Debugger thread in BreakpointsEngineListener.createBreakpointImpl(). Creation of LineBreakpointImpl is waiting for a parser to get the class name.

Comment 3 Martin Entlicher 2010-06-08 13:14:02 UTC

The synchronization is reduced in changeset:   172625:d75a98429e28
http://hg.netbeans.org/main/rev/d75a98429e28

Comment 4 Quality Engineering 2010-06-09 06:55:22 UTC

Integrated into 'main-golden', will be available in build *201006090001* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
Changeset: http://hg.netbeans.org/main/rev/d75a98429e28
User: mentlicher@netbeans.org
Log: #187222 - Reduce synchronized code so that no expensive code is executed under the locks.