AMuleweb scaling issues #666

# perf record -F 99 -g -p $(pidof amuleweb) -- sleep 15 ; perf report --stdio --no-children --sort=overhead,symbol | head -30
[ perf record: Woken up 1 times to write data ]
[ perf record: Captured and wrote 0.051 MB perf.data ]
Error:
The perf.data data has no samples!
# To display the perf.data header info, please use --header/--header-only options.
#

# perf record -F 99 -g -p $(pidof amuled) -- sleep 15 ; perf report --stdio --no-children --sort=overhead,symbol | head -30
[ perf record: Woken up 70945 times to write data ]
[ perf record: Captured and wrote 0.503 MB perf.data (1488 samples) ]

# To display the perf.data header info, please use --header/--header-only options.
#
#
# Total Lost Samples: 0
#
# Samples: 1K of event 'cpu/cycles/P'
# Event count (approx.): 48599613601
#
# Overhead  Symbol                                                                                                       IPC   [IPC Coverage]
# ........  ...........................................................................................................  ....................
#
     8.81%  [.] std::atomic<bool>::store(bool, std::memory_order)                                                        -      -
            |
             --8.67%--store (inlined)
                       |
                       |--5.11%--store (inlined)
                       |          Write (inlined)
                       |          Write (inlined)
                       |          InternalWrite (inlined)
                       |          SocketWrite (inlined)
                       |          WriteToSocket (inlined)
                       |          OnOutput (inlined)
                       |          OnSend (inlined)
                       |          LibSocketSend (inlined)
                       |          Notify (inlined)
                       |          Notify (inlined)
                       |          OnNotifyEvent (inlined)
                       |          wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&)
                       |          wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*)
                       |          wxEvtHandler::TryHereOnly(wxEvent&)