[nsd-users] warning: process terminated with status 11

A. Schulze sca at andreasschulze.de
Fri Jun 19 06:04:16 UTC 2020


nsd-4.3.1 acting as secondary for a zone (26 MB, 200k records)
on every (but the first) update one NSD process generate ~10k lines "service remaining TCP connections" and then terminating with $subject

NSD is compile options contain

        --enable-pie \
        --enable-relro-now \
        --enable-recvmmsg \
        --enable-root-server \
        --enable-checking \
        --enable-ratelimit \
        --enable-ratelimit-default-is-off \
        --enable-packed \
        --enable-dnstap \

NSD run in foreground (nsd -d) and the runtime options contain

        confine-to-zone: yes
        database: ""
        debug-mode: yes
        drop-updates: yes
        ipv4-edns-size: 1220
        ipv6-edns-size: 1220
        minimal-responses: yes
        outgoing-tcp-mss: 1220
        refuse-any: yes
        statistics: 86400
        tcp-mss: 1220
        verbosity: 9
+ zone definitions

an older version 4.2.4 (prior update) had the same issue / logs
an other instance, also 4.3.1, also in secondary mode but a smaller zone (40k, 500 records), don't generate such logs


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