RTT time measure every 5 seconds, each spikes happens every 60-70 seconds

MTR report

Mtr data log. Plot of packets losses of various nodes:

Host label UNK are the one that do not respond at all and the IP cannot be listed

Cycle =5
Interval = 20s

example : 
        HOST: alto                        Loss%   Snt   Last   Avg  Best  Wrst StDev

	3.|-- ???                       100.0     5    0.0   0.0   0.0   0.0   0.0

Total disruption