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This bug was originally marked as duplicate of bug 187337, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related. Build: NetBeans IDE 7.3 Beta 2 (Build 201211062253) VM: Java HotSpot(TM) Client VM, 23.6-b04, Java(TM) SE Runtime Environment, 1.7.0_11-b21 OS: Windows 7 Maximum slowness yet reported was 20665 ms, average is 20665
Created attachment 132578 [details] nps snapshot
reassigning to xml editor as most of the time is spent in org.netbeans.modules.xml.text.navigator.TreeNodeAdapter
Creation of a JTree for the full document model is slow. It could be more efficient to display just part of the document tree in the navigator and lazy-create the rest of the model.
*** Bug 225022 has been marked as a duplicate of this bug. ***
*** Bug 225835 has been marked as a duplicate of this bug. ***
*** Bug 148812 has been marked as a duplicate of this bug. ***
*** Bug 229505 has been marked as a duplicate of this bug. ***
*** Bug 189361 has been marked as a duplicate of this bug. ***
This old bug may not be relevant anymore. If you can still reproduce it in 8.2 development builds please reopen this issue. Thanks for your cooperation, NetBeans IDE 8.2 Release Boss