I restarted the pc twice and clamd startd at boot normally.
sipi:~ # rcclamd status
Checking for Clam AntiVirus daemon running
clamd.service - LSB: virus scanner daemon
Loaded: loaded (/etc/init.d/clamd)
Active: active (running) since v 2014-12-21 18:19:38 CET; 2h 36min ago
Process: 2459 ExecStart=/etc/init.d/clamd start (code=exited, status=0/SUCCESS)
CGroup: /system.slice/clamd.service
└─3421 /usr/sbin/clamd
sipi:~ # systemctl status clamd.service
clamd.service - LSB: virus scanner daemon
Loaded: loaded (/etc/init.d/clamd)
Active: active (running) since v 2014-12-21 18:19:38 CET; 2h 36min ago
Process: 2459 ExecStart=/etc/init.d/clamd start (code=exited, status=0/SUCCESS)
CGroup: /system.slice/clamd.service
└─3421 /usr/sbin/clamd
dec 21 19:29:45 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 19:39:45 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 19:49:45 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 19:59:45 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 20:09:45 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 20:19:41 server2 clamd[3421]: Reading databases from /var/lib/clamav
dec 21 20:19:46 server2 clamd[3421]: Database correctly reloaded (3713389 s...s)
dec 21 20:29:46 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 20:39:46 server2 clamd[3421]: SelfCheck: Database status OK.
dec 21 20:49:46 server2 clamd[3421]: SelfCheck: Database status OK.
Hint: Some lines were ellipsized, use -l to show in full.
clamd runs now…