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Bug 213448 - LowPerformance took 4885 ms.
LowPerformance took 4885 ms.
Product: java
Classification: Unclassified
Component: Compiler
All All
: P3 (vote)
: 7.2
Assigned To: Dusan Balek
EXCEPTIONS_REPORT perf-profileme
Depends on:
  Show dependency treegraph
Reported: 2012-06-03 14:01 UTC by Exceptions Reporter
Modified: 2012-06-04 07:58 UTC (History)
2 users (show)

See Also:
Issue Type: DEFECT

nps snapshot (41.02 KB, application/nps)
2012-06-03 14:01 UTC, Exceptions Reporter

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Description Exceptions Reporter 2012-06-03 14:01:42 UTC
Build: NetBeans IDE 7.2 Beta (Build 201205031832)
VM: Java HotSpot(TM) 64-Bit Server VM, 23.0-b21, Java(TM) SE Runtime Environment, 1.7.0_04-b22
OS: Windows NT (unknown)

User Comments:
tnleeuw: Start editing a (small) Java file; first time doing so this IDE session.

OndrejBrejla: Just started IDE.

GUEST: copy paste of a chunk of code....

Maximum slowness yet reported was 15844 ms, average is 7059
Comment 1 Exceptions Reporter 2012-06-03 14:01:48 UTC
Created attachment 120255 [details]
nps snapshot
Comment 2 Dusan Balek 2012-06-04 07:58:53 UTC
As can be seen from the attached snapshots, AWT EDT is blocked inside BaseKit.InsertBreakAction waiting for an extremely slow class loading caused by high IO load.

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