Hello,
unbound-1.9.1 with moderate load 1k queries/s peak
after restart everything works fine but after some ours the log is
flooded wthis way:
2019-05-24 15:49:53.874400500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.888628500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.892736500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.892789500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.900451500 [1558705793] unbound[33794:0] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.902052500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.907473500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.924918500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.926381500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.929426500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.936023500 [1558705793] unbound[33794:1] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.943565500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.950292500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.954694500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.957886500 [1558705793] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.971253500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.976480500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.981105500 [1558705793] unbound[33794:0] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.986870500 [1558705793] unbound[33794:1] error:
event_add failed. in cpsl.
2019-05-24 15:49:53.998374500 [1558705793] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.004480500 [1558705794] unbound[33794:7] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.007178500 [1558705794] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.009645500 [1558705794] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.023203500 [1558705794] unbound[33794:3] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.037888500 [1558705794] unbound[33794:1] error:
event_add failed. in cpsl.
2019-05-24 15:49:54.044780500 [1558705794] unbound[33794:7] error:
event_add failed. in cpsl.
which parameter are suggested to check / modify?
this are the none zone related configuration entries:
aggressive-nsec: yes
chroot: "/chroot/unbound"
do-daemonize: no
extended-statistics: yes
logfile: ""
log-replies: yes
log-tag-queryreply: yes
harden-referral-path: yes
harden-glue: yes
outgoing-tcp-mss: 1220
pidfile: ""
prefetch-key: yes
rrset-roundrobin: yes
tcp-mss: 1220
serve-expired: yes
serve-expired-ttl-reset: yes
statistics-interval: 3600
statistics-cumulative: yes
unwanted-reply-threshold: 10000
val-log-level: 2
auto-trust-anchor-file: root-rfc5011
num-threads: 8
outgoing-range: 10000
msg-cache-size: 1g
msg-cache-slabs: 8
rrset-cache-size: 1g
rrset-cache-slabs: 8
infra-cache-numhosts: 65536
infra-cache-slabs: 8
key-cache-size: 1g
key-cache-slabs: 8
neg-cache-size: 1g
num-queries-per-thread: 4096
ratelimit-slabs: 8
ip-ratelimit-slabs: 8
do-ip6: no
prefetch: no
Andreas
