I updated and also get an issue with FTL core dumping.
It's an original type B RPi that hosts only pi-hole and an ADS-B flight aware server.
The single core normally runs at about 50%
The DNS in my router resolves to one supplied by SMART DNS Proxy
What other info can I give you?
[2018-12-22 10:56:09.459] Compiled 0 Regex filters and 22 whitelisted domains in 19.8 msec (0 errors)
[2018-12-22 10:56:09.519] Database successfully initialized
[2018-12-22 10:56:09.568] Notice: Increasing queries struct size from 0 to 10000
[2018-12-22 10:56:09.569] Notice: Increasing domains struct size from 0 to 1000
[2018-12-22 10:56:09.569] Notice: Increasing clients struct size from 0 to 10
[2018-12-22 10:56:09.570] New forward server: 54.93.173.153 (0/0)
[2018-12-22 10:56:09.570] Notice: Increasing forwarded struct size from 0 to 4
[2018-12-22 10:56:09.570] Notice: Increasing overTime struct size from 0 to 100
[2018-12-22 10:56:09.609] New forward server: 46.116.189.68 (1/4)
[2018-12-22 10:56:11.037] Imported 3479 queries from the long-term database
[2018-12-22 10:56:11.037] -> Total DNS queries: 3479
[2018-12-22 10:56:11.038] -> Cached DNS queries: 137
[2018-12-22 10:56:11.109] -> Forwarded DNS queries: 2814
[2018-12-22 10:56:11.109] -> Exactly blocked DNS queries: 528
[2018-12-22 10:56:11.128] -> Unknown DNS queries: 0
[2018-12-22 10:56:11.129] -> Unique domains: 691
[2018-12-22 10:56:11.129] -> Unique clients: 2
[2018-12-22 10:56:11.129] -> Known forward destinations: 2
[2018-12-22 10:56:11.130] Successfully accessed setupVars.conf
[2018-12-22 10:56:11.780] PID of FTL process: 653
[2018-12-22 10:56:11.781] Listening on port 4711 for incoming IPv4 telnet connections
[2018-12-22 10:56:11.782] Listening on port 4711 for incoming IPv6 telnet connections
[2018-12-22 10:56:11.783] Listening on Unix socket
[2018-12-22 10:56:11.882] Compiled 0 Regex filters and 22 whitelisted domains in 94.8 msec (0 errors)
[2018-12-22 10:56:11.899] /etc/pihole/black.list: parsed 0 domains (took 0.1 ms)
[2018-12-22 10:56:28.337] /etc/pihole/gravity.list: parsed 136336 domains (took 16408.6 ms)
[2018-12-22 10:56:28.379] Notice: Increasing overTime struct size from 100 to 200
[2018-12-22 10:56:28.510] !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[2018-12-22 10:56:28.510] ----------------------------> FTL crashed! <----------------------------
[2018-12-22 10:56:28.511] !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[2018-12-22 10:56:28.511] Please report a bug at https://github.com/pi-hole/FTL/issues
[2018-12-22 10:56:28.512] and include in your report already the following details:
[2018-12-22 10:56:28.512] FTL has been running for 19 seconds
[2018-12-22 10:56:28.512] FTL branch: master
[2018-12-22 10:56:28.513] FTL version: v4.1.1
[2018-12-22 10:56:28.513] FTL commit: f5f331b
[2018-12-22 10:56:28.513] FTL date: 2018-12-21 10:32:10 -0600
[2018-12-22 10:56:28.514] FTL user: pihole
[2018-12-22 10:56:28.514] Received signal: Segmentation fault
[2018-12-22 10:56:28.515] at address: 0
[2018-12-22 10:56:28.515] with code: SEGV_MAPERR (Address not mapped to object)
[2018-12-22 10:56:28.516] Backtrace:
[2018-12-22 10:56:28.517] B[0000]: /usr/bin/pihole-FTL(+0x200e0) [0x4e70e0]
[2018-12-22 10:56:28.517] B[0001]: /lib/arm-linux-gnueabihf/libc.so.6(__default_rt_sa_restorer_v2+0) [0xb6d8e1a0]
[2018-12-22 10:56:28.517] Thank you for helping us to improve our FTL engine!
[2018-12-22 10:56:28.518] FTL terminated!