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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoPlainText>Unbound 1.13.1, with ./configure --prefix=/usr --sysconfdir=/etc --disable-static --enable-tfo-client --enable-tfo-server --with-libevent --with-libhiredis --enable-cachedb --with-pidfile=/run/unbound.pid<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The log shows, multiple times per day:<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>May 14 06:15:26 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 0: 0 queries, 0 answers from cache, 0 recursions, 0 prefetch, 0 rejected by ip ratelimiting<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 0: requestlist max 0 avg 0 exceeded 0 jostled 0<o:p></o:p></p><p class=MsoPlainText>info: mesh has 1 recursion states (0 with reply, 1 detached), 0 waiting replies, 0 recursion replies sent, 0 replies dropped, 0 states jostled out<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 1: 0 queries, 0 answers from cache, 0 recursions, 0 prefetch, 0 rejected by ip ratelimiting<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 1: requestlist max 0 avg 0 exceeded 0 jostled 0<o:p></o:p></p><p class=MsoPlainText>info: mesh has 0 recursion states (0 with reply, 0 detached), 0 waiting replies, 0 recursion replies sent, 0 replies dropped, 0 states jostled out<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 2: 0 queries, 0 answers from cache, 0 recursions, 0 prefetch, 0 rejected by ip ratelimiting<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 2: requestlist max 0 avg 0 exceeded 0 jostled 0<o:p></o:p></p><p class=MsoPlainText>info: mesh has 0 recursion states (0 with reply, 0 detached), 0 waiting replies, 0 recursion replies sent, 0 replies dropped, 0 states jostled out<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 3: 0 queries, 0 answers from cache, 0 recursions, 0 prefetch, 0 rejected by ip ratelimiting<o:p></o:p></p><p class=MsoPlainText>info: server stats for thread 3: requestlist max 0 avg 0 exceeded 0 jostled 0<o:p></o:p></p><p class=MsoPlainText>info: mesh has 0 recursion states (0 with reply, 0 detached), 0 waiting replies, 0 recursion replies sent, 0 replies dropped, 0 states jostled out<o:p></o:p></p><p class=MsoPlainText>notice: Restart of unbound 1.13.1.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>unbound than almost always immediately stops a second time:<o:p></o:p></p><p class=MsoPlainText>May 14 06:15:27 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>verbosity 1, which, according to the manual, should display all errors.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>I've narrowed it down to a specific matching syslog entry:<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The syslog entries:<o:p></o:p></p><p class=MsoPlainText>May 14 06:15:26 raspberrypi dhcpcd[562]: eth0: part of Router Advertisement expired<o:p></o:p></p><p class=MsoPlainText>May 14 07:09:04 raspberrypi dhcpcd[562]: eth0: Router Advertisement from fe80::20e:c4ff:fecf:f3cf<o:p></o:p></p><p class=MsoPlainText>May 14 07:09:04 raspberrypi dhcpcd[562]: eth0: Router Advertisement from fe80::20e:c4ff:fecf:f3cf<o:p></o:p></p><p class=MsoPlainText>May 14 14:53:25 raspberrypi dhcpcd[562]: eth0: part of Router Advertisement expired<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The unbound entries:<o:p></o:p></p><p class=MsoPlainText>May 14 06:15:26 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText>May 14 06:15:27 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText>May 14 14:53:25 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText>May 14 14:53:29 unbound[790:0] info: service stopped (unbound 1.13.1).<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Notice the time match, part of Router Advertisement expired apparently triggers an unbound restart<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>the IPv4 address is served by a static (MAC based) entry, thus never changes.<o:p></o:p></p><p class=MsoPlainText>the IPv6 address is served by a pfsense firewall (configured with 'track interface'), never changes, unless ISP resets... (didn't happen today).<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>There is really nothing I can do about the IP address assignment…<o:p></o:p></p><p class=MsoPlainText>Not sure how to proceed from here, I don’t understand why an expired route causes unbound to restart<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>