This bug was originally marked as duplicate of bug 242637, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related.
Build: NetBeans IDE Dev (Build 201504290001)
VM: Java HotSpot(TM) 64-Bit Server VM, 24.71-b01, Java(TM) SE Runtime Environment, 1.7.0_71-b14
ppisl: I have called just code completion in JsIndexer.
Maximum slowness yet reported was 22969 ms, average is 22969
Created attachment 156041 [details]
*** This bug has been marked as a duplicate of bug 251825 ***