Since a few days VisualVM doesn't work very well. I don't know why monitoring CPU and Sample are not avalables.
Thank you. Jérôme
Version: 1.8.0_45 (Build 1380-140910); platform 20140910-unknown-revn
System: Windows 7 (6.1) Service Pack 1, amd64 64bit
Java: 1.8.0_45; Java HotSpot(TM) 64-Bit Server VM (25.45-b02, mixed mode)
Vendor: Oracle Corporation, http://java.oracle.com/
Environment: Cp1252; fr_FR (visualvm)
User directory: C:\Users\Jerome\AppData\Roaming\VisualVM\8u40
Cache directory: C:\Users\Jerome\AppData\Local\VisualVM\Cache\8u40
Clusters:
C:\Program Files\Java\jdk1.8.0_45\lib\visualvm\platform
C:\Program Files\Java\jdk1.8.0_45\lib\visualvm\visualvm
C:\Program Files\Java\jdk1.8.0_45\lib\visualvm\profiler