Comment 33 for bug 1666432

Persists on a freshly reinstalled system.

Output from ping -i6 [host] follows. Note the spike in ping time and high packet loss.

64 bytes from [host]: icmp_seq=3833 ttl=64 time=0.223 ms
64 bytes from [host]: icmp_seq=3834 ttl=64 time=0.212 ms
64 bytes from [host]: icmp_seq=3835 ttl=64 time=0.156 ms
64 bytes from [host]: icmp_seq=3836 ttl=64 time=0.347 ms
64 bytes from [host]: icmp_seq=3837 ttl=64 time=0.216 ms
64 bytes from [host]: icmp_seq=3838 ttl=64 time=0.316 ms
64 bytes from [host]: icmp_seq=3839 ttl=64 time=0.320 ms
64 bytes from [host]: icmp_seq=3840 ttl=64 time=0.168 ms
64 bytes from [host]: icmp_seq=3841 ttl=64 time=336 ms
64 bytes from [host]: icmp_seq=3843 ttl=64 time=216 ms
64 bytes from [host]: icmp_seq=3845 ttl=64 time=515 ms
64 bytes from [host]: icmp_seq=3846 ttl=64 time=423 ms
64 bytes from [host]: icmp_seq=3847 ttl=64 time=498 ms
64 bytes from [host]: icmp_seq=3849 ttl=64 time=569 ms
64 bytes from [host]: icmp_seq=3851 ttl=64 time=532 ms
64 bytes from [host]: icmp_seq=3853 ttl=64 time=496 ms
64 bytes from [host]: icmp_seq=3855 ttl=64 time=502 ms
64 bytes from [host]: icmp_seq=3857 ttl=64 time=424 ms
64 bytes from [host]: icmp_seq=3859 ttl=64 time=346 ms
64 bytes from [host]: icmp_seq=3861 ttl=64 time=352 ms
64 bytes from [host]: icmp_seq=3863 ttl=64 time=358 ms
64 bytes from [host]: icmp_seq=3865 ttl=64 time=573 ms
64 bytes from [host]: icmp_seq=3867 ttl=64 time=495 ms
64 bytes from [host]: icmp_seq=3869 ttl=64 time=627 ms
64 bytes from [host]: icmp_seq=3871 ttl=64 time=465 ms
64 bytes from [host]: icmp_seq=3873 ttl=64 time=261 ms
64 bytes from [host]: icmp_seq=3875 ttl=64 time=518 ms
64 bytes from [host]: icmp_seq=3877 ttl=64 time=440 ms
64 bytes from [host]: icmp_seq=3879 ttl=64 time=400 ms
64 bytes from [host]: icmp_seq=3881 ttl=64 time=410 ms
64 bytes from [host]: icmp_seq=3883 ttl=64 time=542 ms
64 bytes from [host]: icmp_seq=3885 ttl=64 time=338 ms
64 bytes from [host]: icmp_seq=3887 ttl=64 time=511 ms
64 bytes from [host]: icmp_seq=3889 ttl=64 time=475 ms
64 bytes from [host]: icmp_seq=3891 ttl=64 time=230 ms
64 bytes from [host]: icmp_seq=3893 ttl=64 time=571 ms
64 bytes from [host]: icmp_seq=3894 ttl=64 time=564 ms
64 bytes from [host]: icmp_seq=3896 ttl=64 time=598 ms
64 bytes from [host]: icmp_seq=3898 ttl=64 time=604 ms
64 bytes from [host]: icmp_seq=3900 ttl=64 time=317 ms
64 bytes from [host]: icmp_seq=3902 ttl=64 time=239 ms
64 bytes from [host]: icmp_seq=3904 ttl=64 time=538 ms
64 bytes from [host]: icmp_seq=3906 ttl=64 time=795 ms
64 bytes from [host]: icmp_seq=3907 ttl=64 time=453 ms
64 bytes from [host]: icmp_seq=3909 ttl=64 time=571 ms
64 bytes from [host]: icmp_seq=3911 ttl=64 time=535 ms
64 bytes from [host]: icmp_seq=3913 ttl=64 time=373 ms
64 bytes from [host]: icmp_seq=3915 ttl=64 time=463 ms
64 bytes from [host]: icmp_seq=3917 ttl=64 time=385 ms
64 bytes from [host]: icmp_seq=3919 ttl=64 time=265 ms
64 bytes from [host]: icmp_seq=3921 ttl=64 time=564 ms
64 bytes from [host]: icmp_seq=3923 ttl=64 time=444 ms
64 bytes from [host]: icmp_seq=3925 ttl=64 time=367 ms
64 bytes from [host]: icmp_seq=3927 ttl=64 time=0.123 ms
64 bytes from [host]: icmp_seq=3928 ttl=64 time=0.284 ms
64 bytes from [host]: icmp_seq=3929 ttl=64 time=0.239 ms
64 bytes from [host]: icmp_seq=3930 ttl=64 time=0.214 ms
64 bytes from [host]: icmp_seq=3931 ttl=64 time=0.280 ms
64 bytes from [host]: icmp_seq=3932 ttl=64 time=0.314 ms
64 bytes from [host]: icmp_seq=3933 ttl=64 time=0.318 ms
64 bytes from [host]: icmp_seq=3934 ttl=64 time=0.318 ms
64 bytes from [host]: icmp_seq=3935 ttl=64 time=0.312 ms
64 bytes from [host]: icmp_seq=3936 ttl=64 time=0.218 ms
64 bytes from [host]: icmp_seq=3937 ttl=64 time=0.221 ms
64 bytes from [host]: icmp_seq=3938 ttl=64 time=0.308 ms
64 bytes from [host]: icmp_seq=3939 ttl=64 time=0.329 ms
64 bytes from [host]: icmp_seq=3940 ttl=64 time=0.244 ms
64 bytes from [host]: icmp_seq=3941 ttl=64 time=0.235 ms
64 bytes from [host]: icmp_seq=3942 ttl=64 time=0.250 ms
64 bytes from [host]: icmp_seq=3943 ttl=64 time=0.309 ms
64 bytes from [host]: icmp_seq=3944 ttl=64 time=0.132 ms
64 bytes from [host]: icmp_seq=3945 ttl=64 time=0.228 ms
64 bytes from [host]: icmp_seq=3946 ttl=64 time=0.223 ms
64 bytes from [host]: icmp_seq=3947 ttl=64 time=0.202 ms
64 bytes from [host]: icmp_seq=3948 ttl=64 time=0.211 ms
64 bytes from [host]: icmp_seq=3949 ttl=64 time=0.245 ms
64 bytes from [host]: icmp_seq=3950 ttl=64 time=0.248 ms
64 bytes from [host]: icmp_seq=3951 ttl=64 time=0.186 ms
64 bytes from [host]: icmp_seq=3952 ttl=64 time=0.192 ms
64 bytes from [host]: icmp_seq=3953 ttl=64 time=0.321 ms
64 bytes from [host]: icmp_seq=3954 ttl=64 time=0.231 ms
64 bytes from [host]: icmp_seq=3955 ttl=64 time=0.309 ms
64 bytes from [host]: icmp_seq=3956 ttl=64 time=0.307 ms
64 bytes from [host]: icmp_seq=3957 ttl=64 time=0.154 ms
64 bytes from [host]: icmp_seq=3958 ttl=64 time=0.189 ms
64 bytes from [host]: icmp_seq=3959 ttl=64 time=0.303 ms
64 bytes from [host]: icmp_seq=3960 ttl=64 time=0.197 ms
64 bytes from [host]: icmp_seq=3961 ttl=64 time=0.319 ms
64 bytes from [host]: icmp_seq=3962 ttl=64 time=0.205 ms
64 bytes from [host]: icmp_seq=3963 ttl=64 time=0.314 ms
64 bytes from [host]: icmp_seq=3964 ttl=64 time=0.316 ms
64 bytes from [host]: icmp_seq=3965 ttl=64 time=0.222 ms
64 bytes from [host]: icmp_seq=3966 ttl=64 time=499 ms
64 bytes from [host]: icmp_seq=3968 ttl=64 time=463 ms
64 bytes from [host]: icmp_seq=3970 ttl=64 time=301 ms
64 bytes from [host]: icmp_seq=3972 ttl=64 time=600 ms
64 bytes from [host]: icmp_seq=3974 ttl=64 time=438 ms
64 bytes from [host]: icmp_seq=3976 ttl=64 time=570 ms
64 bytes from [host]: icmp_seq=3978 ttl=64 time=408 ms
64 bytes from [host]: icmp_seq=3980 ttl=64 time=582 ms
64 bytes from [host]: icmp_seq=3982 ttl=64 time=420 ms
64 bytes from [host]: icmp_seq=3984 ttl=64 time=258 ms
64 bytes from [host]: icmp_seq=3986 ttl=64 time=473 ms
64 bytes from [host]: icmp_seq=3988 ttl=64 time=312 ms
64 bytes from [host]: icmp_seq=3990 ttl=64 time=318 ms
64 bytes from [host]: icmp_seq=3992 ttl=64 time=491 ms
64 bytes from [host]: icmp_seq=3994 ttl=64 time=622 ms
64 bytes from [host]: icmp_seq=3996 ttl=64 time=136 ms
64 bytes from [host]: icmp_seq=3997 ttl=64 time=0.329 ms
64 bytes from [host]: icmp_seq=3998 ttl=64 time=0.214 ms
64 bytes from [host]: icmp_seq=3999 ttl=64 time=0.302 ms
64 bytes from [host]: icmp_seq=4000 ttl=64 time=0.206 ms
64 bytes from [host]: icmp_seq=4001 ttl=64 time=0.317 ms
64 bytes from [host]: icmp_seq=4002 ttl=64 time=0.225 ms
64 bytes from [host]: icmp_seq=4003 ttl=64 time=0.313 ms
64 bytes from [host]: icmp_seq=4004 ttl=64 time=0.236 ms
64 bytes from [host]: icmp_seq=4005 ttl=64 time=0.229 ms
64 bytes from [host]: icmp_seq=4006 ttl=64 time=0.231 ms
64 bytes from [host]: icmp_seq=4007 ttl=64 time=0.208 ms
64 bytes from [host]: icmp_seq=4008 ttl=64 time=0.216 ms
64 bytes from [host]: icmp_seq=4009 ttl=64 time=0.314 ms
64 bytes from [host]: icmp_seq=4010 ttl=64 time=0.315 ms
64 bytes from [host]: icmp_seq=4011 ttl=64 time=0.184 ms
64 bytes from [host]: icmp_seq=4012 ttl=64 time=0.142 ms
64 bytes from [host]: icmp_seq=4013 ttl=64 time=0.217 ms
64 bytes from [host]: icmp_seq=4014 ttl=64 time=0.154 ms
64 bytes from [host]: icmp_seq=4015 ttl=64 time=0.210 ms