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Bug 242012 - org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.exists: LowPerformance took 4549 ms.
Summary: org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.exists: Lo...
Status: RESOLVED INVALID
Alias: None
Product: platform
Classification: Unclassified
Component: Data Systems (show other bugs)
Version: 8.0
Hardware: All All
: P3 normal (vote)
Assignee: Jaroslav Havlin
URL:
Keywords: PERFORMANCE
Depends on:
Blocks:
 
Reported: 2014-02-17 14:37 UTC by Alexander Simon
Modified: 2014-02-17 14:43 UTC (History)
7 users (show)

See Also:
Issue Type: DEFECT
Exception Reporter: 207693


Attachments
nps snapshot (268.64 KB, application/nps)
2014-02-17 14:37 UTC, Alexander Simon
Details

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Description Alexander Simon 2014-02-17 14:37:46 UTC
This issue was reported manually by jhavlin.
It already has 32 duplicates 


Build: NetBeans IDE Dev (Build 20140114-9d96ddf626b2)
VM: Java HotSpot(TM) Client VM, 24.45-b08, Java(TM) SE Runtime Environment, 1.7.0_45-b18
OS: SunOS

User Comments:
alexvsimon: start IDE with opened project

almircampos: I only double-click on "persistence.xml" under "src/main/resources" in Maven Web Project.

avision: Just Opened NetBeans IDE...

AvanOsch: After running Netbeans for a long time, it get's slower and slower.
Delays while doing anything.

This is (still) a problem on both Windows XP and Linux

alexvsimon: open file

alexvsimon: move cursor over open recent projects

sarmiste: OPENING .SQL FILE

GUEST: Click right button in the project window to load other projects

alexvsimon: contex menu in Project tab

almircampos: New -> Entity Class

vv159170: close project from project's context menu

GUEST: unable to do anything after startup, normally its responsive but today not

scriptoid: Reviewing the history of a Mercurial project (php/javascript) and tried to open another file

GUEST: background scanning after starting, unable to open projects

azinkey: add existing source data files size is arrounde 500 mb

almircampos: I was generating an automatic Entity Class from Database.

vv159170: switch to/from IDE

almircampos: I was looking at the properties of a project under Maven

almircampos: I only opened the properties window of a J2EE project.

GUEST: opening project and project scanning

GUEST: was doing clean & build of ma project



Maximum slowness yet reported was 57612303 ms, average is 1832011
Comment 1 Alexander Simon 2014-02-17 14:37:50 UTC
Created attachment 145309 [details]
nps snapshot
Comment 2 Jaroslav Havlin 2014-02-17 14:43:04 UTC
(The exception record duplicates were moved to this issue from bug 225281.)

This exception report has accumulated various slowness reports, mostly caused by slow disk access. Majority of the duplicates come from older NetBeans versions.

Closing. If you still encounter some slowness that is included in this issue, please report it separately. Thank you for understanding.