Kod is using 80% CPU. It sampled itself o.O

Kod Sample

Sampling process 77279 for 1 seconds with 1 millisecond of run time between samples
Sampling completed, processing symbols...
Analysis of sampling Kod (pid 77279) every 1 millisecond
Call graph:
    834 Thread_1465135   DispatchQueue_1: com.apple.main-thread  (serial)
      834 start
        834 main
          834 NSApplicationMain
            834 -[NSApplication run]
              834 -[NSApplication sendEvent:]
                834 -[NSWindow sendEvent:]
                  834 -[NSControl keyDown:]
                    834 forwardMethod
                      834 forwardMethod
                        834 -[NSWindow keyDown:]
                          834 -[NSWindow _processKeyboardUIKey:]
                            834 -[NSButtonCell performClick:]
                              834 -[NSControl sendAction:to:]
                                834 -[NSApplication sendAction:to:from:]
                                  834 -[NSAlert buttonPressed:]
                                    834 -[NSApplication endSheet:returnCode:]
                                      834 -[NSAlert didEndSheet:returnCode:contextInfo:]
                                        834 -[_KObjectProxyShelf _KObjectProxy_dealloc_associations]
                                          834 -[KDocument dealloc]
                                            834 -[CTTabContents dealloc]
                                              834 -[NSDocument dealloc]
                                                834 -[NSDocument _releaseUndoManager]
                                                  834 -[NSUndoManager removeAllActions]
                                                    834 -[_NSUndoStack removeAllObjects]
                                                      834 -[_NSUndoLightInvocation dealloc]
                                                        834 -[NSUndoTyping dealloc]
                                                          834 -[NSConcreteMutableAttributedString dealloc]
                                                            834 __spin_lock
    834 Thread_1465160   DispatchQueue_2: com.apple.libdispatch-manager  (serial)
      834 start_wqthread
        834 _pthread_wqthread
          834 _dispatch_worker_thread2
            834 _dispatch_queue_invoke
              834 _dispatch_mgr_invoke
                834 kevent
    834 Thread_1465168
      834 thread_start
        834 _pthread_start
          834 __NSThread__main__
            834 -[KThread main]
              834 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
                834 CFRunLoopRunSpecific
                  834 __CFRunLoopRun
                    834 mach_msg
                      834 mach_msg_trap
    834 Thread_1465169
      834 thread_start
        834 _pthread_start
          834 __NSThread__main__
            834 -[KNodeThread main]
              834 node::Start(int, char**)
                834 ev_run
                  834 kqueue_poll
                    834 kevent
    834 Thread_1465170
      834 thread_start
        834 _pthread_start
          834 __NSThread__main__
            834 +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:]
              834 CFRunLoopRunSpecific
                834 __CFRunLoopRun
                  834 mach_msg
                    834 mach_msg_trap
    834 Thread_1465196: com.apple.CFSocket.private
      834 thread_start
        834 _pthread_start
          834 __CFSocketManager
            834 select$DARWIN_EXTSN
    834 Thread_1646089
      834 thread_start
        834 _pthread_start
          834 __NSThread__main__
            834 -[NSUIHeartBeat _heartBeatThread:]
              832 usleep
                831 nanosleep
                  831 __semwait_signal
                1 cerror
              2 -[NSApplication _keyWindowForHeartBeat]
                2 -[NSObject(NSObject) retain]
                  1 __CFDoExternRefOperation
                    1 CFBasicHashAddValue
                      1 ___CFBasicHashFindBucket1
                  1 __spin_lock
    834 Thread_1648546
      834 start_wqthread
        834 _pthread_wqthread
          834 __workq_kernreturn

Total number in stack (recursive counted multiple, when >=5):
        5       _pthread_start
        5       thread_start

Sort by top of stack, same collapsed (when >= 5):
        kevent        1668
        mach_msg_trap        1668
        __spin_lock        835
        __workq_kernreturn        834
        select$DARWIN_EXTSN        834
        __semwait_signal        831
Sample analysis of process 77279 written to file /dev/stdout