Works when LogFile is set to `none` root@7f0bd3ca0e58:~# cat /etc/clamav/clamd.conf | grep LogFile LogFile none LogFileUnlock false LogFileMaxSize 0 root@7f0bd3ca0e58:~# time DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true dpkg-reconfigure clamav-daemon invoke-rc.d: could not determine current runlevel invoke-rc.d: policy-rc.d denied execution of restart.
real 0m0.949s user 0m0.260s sys 0m0.030s However, when logfile is populated, dpkg-reconfigure hangs forever, here I ^C after 30 seconds. root@7f0bd3ca0e58:~# cat /etc/clamav/clamd.conf | grep LogFile LogFile /var/log/clamav/clamav.log LogFileUnlock false LogFileMaxSize 0 root@7f0bd3ca0e58:~# time DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true dpkg-reconfigure clamav-daemon ^C real 0m34.909s user 0m23.450s sys 0m9.110s