Today I noticed that unbound has been restarting every 30 minutes since the end of September, which was definitely not the case before.
Is this normal now?
19:30:00 unbound: [27958:0] info: generate keytag query _ta-4a5c-4f66. NULL IN 19:29:50 unbound: [27958:0] info: start of service (unbound 1.18.0). 19:29:50 unbound: [27958:0] notice: init module 1: iterator 19:29:50 unbound: [27958:0] notice: init module 0: validator 19:29:49 unbound: [27958:0] notice: Restart of unbound 1.18.0. 19:29:48 unbound: [27958:0] info: 0.524288 1.000000 1 19:29:48 unbound: [27958:0] info: 0.262144 0.524288 13 19:29:48 unbound: [27958:0] info: 0.131072 0.262144 33 19:29:48 unbound: [27958:0] info: 0.065536 0.131072 20 19:29:48 unbound: [27958:0] info: 0.032768 0.065536 5 19:29:48 unbound: [27958:0] info: 0.016384 0.032768 3 19:29:48 unbound: [27958:0] info: 0.000000 0.000001 5 19:29:48 unbound: [27958:0] info: lower(secs) upper(secs) recursions 19:29:48 unbound: [27958:0] info: [25%]=0.0884736 median[50%]=0.158875 [75%]=0.238313 19:29:48 unbound: [27958:0] info: histogram of recursion processing times 19:29:48 unbound: [27958:0] info: average recursion processing time 0.160369 sec 19:29:48 unbound: [27958:0] info: server stats for thread 0: requestlist max 2 avg 0.117647 exceeded 0 jost led 0 19:29:48 unbound: [27958:0] info: server stats for thread 0: 146 queries, 66 answers from cache, 80 recursi ons, 5 prefetch, 0 rejected by ip ratelimiting 19:29:48 unbound: [27958:0] info: service stopped (unbound 1.18.0). 19:03:03 unbound: [27958:0] info: generate keytag query _ta-4a5c-4f66. NULL IN 18:59:49 unbound: [27958:0] info: generate keytag query _ta-4a5c-4f66. NULL IN 18:59:49 unbound: [27958:0] info: start of service (unbound 1.18.0). 18:59:49 unbound: [27958:0] notice: init module 1: iterator 18:59:49 unbound: [27958:0] notice: init module 0: validator 18:59:47 unbound: [27958:0] notice: Restart of unbound 1.18.0. 18:59:47 unbound: [27958:0] info: 0.262144 0.524288 4 18:59:47 unbound: [27958:0] info: 0.131072 0.262144 20 18:59:47 unbound: [27958:0] info: 0.065536 0.131072 13 18:59:47 unbound: [27958:0] info: 0.032768 0.065536 3 18:59:47 unbound: [27958:0] info: 0.016384 0.032768 2 18:59:47 unbound: [27958:0] info: 0.000000 0.000001 1 18:59:47 unbound: [27958:0] info: lower(secs) upper(secs) recursions 18:59:47 unbound: [27958:0] info: [25%]=0.0894818 median[50%]=0.147456 [75%]=0.217907 18:59:47 unbound: [27958:0] info: histogram of recursion processing times 18:59:47 unbound: [27958:0] info: average recursion processing time 0.154353 sec 18:59:47 unbound: [27958:0] info: server stats for thread 0: requestlist max 1 avg 0.037037 exceeded 0 jost led 0 18:59:47 unbound: [27958:0] info: server stats for thread 0: 104 queries, 61 answers from cache, 43 recursi ons, 11 prefetch, 0 rejected by ip ratelimiting 18:59:47 unbound: [27958:0] info: service stopped (unbound 1.18.0).