Comment 2 for bug 1572287

(gdb) set print object on
(gdb) fr 1
#1 0x0000000000b511cb in KSyncObject::NotifyEvent (this=0x7f57589c4760, entry=0x7f5758a52250, event=KSyncEntry::DEL_REQ) at controller/src/ksync/ksync_object.cc:1337

(gdb) p entry
$1 = (KSyncEntry *) 0x7f5758a52250
(gdb) p *entry
$2 = {
  _vptr.KSyncEntry = 0x7f5758926420,
  static kInvalidIndex = 4294967295,
  static kDefaultMsgSize = 512,
  node_ = <boost::intrusive_hook> parent = 0x7f5758a52570 left = 0x0 right = 0x0,
  index_ = 4294967295,
  state_ = KSyncEntry::FREE_WAIT,
  refcount_ = (tbb::atomic) 0,
  seen_ = true,
  stale_ = false,
  del_add_pending_ = false
}
(gdb) p *this
$3 = (OVSDB::UnicastMacRemoteEntry) {
...