forum.pistar.uk

Ok, perhaps. Mine has both address's and uses IPV6 (at least some times).
Maybe its not getting any IPv6 address's in response to DNS queries. So maybe it's more of a DNS issue

I not an expert at all IPv6. Just making observations.

It should just work. Have you checked with ifconfig to see if it has a ipv6 address ?

pi-star@pi-star-rptr(ro):~$ ifconfig

wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.10.42 netmask 255.255.255.0 broadcast 192.168.10.255
inet6 2601:446:600:10:63db:1207:5f41:c5c2 ...

This thread although dated some may help you
https://www.raspberrypi.org/forums/view ... hp?t=57426
and this
https://www.raspberrypi.org/forums/view ... p?p=462982

Screen shot of CPU load when MMDVM log file is about 1M. Just for information and reference. This isn't full time like this but get's pretty close to this every few seconds (depending to when TOP updates of course).

I've been doing some testing of this and can replicate it. It is caused by the MMDVN log file getting bigger over time. What I'm seeing is that as the log file gets bigger the 'grep' process that is being used to update the dashboard takes more and more process time. If you make a really large file ...