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Build: NetBeans IDE 6.8 (Build 200912041610) VM: Java HotSpot(TM) Client VM, 14.3-b01, Java(TM) SE Runtime Environment, 1.6.0_17-b04 OS: Windows XP Maximum slowness yet reported was 28844 ms, average is 28844
Created attachment 95003 [details] nps snapshot
The problem is ProjectsRootNode.ProjectChildren.createNodes() which calls Sources.getSourceGroups() which needs project mutex to load the data and may be blocked for long time.
Probably simple to fix, but may cause havoc with tests and there is the possibility of other regressions.
*** Bug 186709 has been marked as a duplicate of this bug. ***
Created attachment 106981 [details] nps snapshot
Latest slowness report is from 7.0.1 - seems to be fixed now, please reopen if it happens again.