>дистрибутив какой?
>tail -n 25 /var/log/mail.log
>tail -n 25 /var/log/mail.err Дистрибутив postfix-2.2.5-5
mail.err
Aug 8 12:02:36 gw0 spamc[6994]: skipped message, greater than max message size (256000 bytes)
Aug 8 12:46:22 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:47:47 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:49:12 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:50:37 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:52:02 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:53:22 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:54:47 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:56:12 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:57:37 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 12:59:02 gw0 freshclam[7688]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:25:50 gw0 spamc[8151]: skipped message, greater than max message size (256000 bytes)
Aug 8 13:25:54 gw0 spamc[8253]: skipped message, greater than max message size (256000 bytes)
Aug 8 13:46:22 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:47:47 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:49:12 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:50:37 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:52:02 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:53:22 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:54:47 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:56:12 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:57:37 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 13:59:02 gw0 freshclam[8734]: Can't get information about database.clamav.net: Temporary DNS error
Aug 8 14:49:10 gw0 spamc[9571]: skipped message, greater than max message size (256000 bytes)
Aug 8 16:12:31 gw0 spamc[10909]: skipped message, greater than max message size (256000 bytes)
mail
Aug 9 16:11:34 gw0 spamd[20425]: spamd: result: . 2 - AWL,HTML_MESSAGE,MIME_BASE64_TEXT scantime=0.4,size=6048,user=vscan,uid=65,required_score=5.0,rhost=localhost,raddr=127.0.0.1,rport=60095,mid=<!~!UENERkVCMDkAAQACAAAAAAAAAAAAAAAAABgAAAAAAAAA7Pfk0l/sgEqulJSr5drFocKAAAAQAAAArrNTcjZKcUKTN+/OpXXYPQEAAAAA@geo-s.ru>,autolearn=no
Aug 9 16:11:34 gw0 spamd[5095]: prefork: child states: II
Aug 9 16:11:34 gw0 postfix/pickup[32467]: B25F434504: uid=65 from=<-r>
Aug 9 16:11:34 gw0 postfix/cleanup[2101]: B25F434504: message-id=<20070809111134.B25F434504@gw0.gagarina.geo-s.ru>
Aug 9 16:11:34 gw0 postfix/qmgr[27270]: B25F434504: from=<-r@gagarina.geo-s.ru>, size=578, nrcpt=1 (queue active)
Aug 9 16:11:34 gw0 postfix/pipe[2104]: B36043435C: to=<havanova@gagarina.geo-s.ru>, relay=avfilter, delay=2, status=deferred (temporary failure. Command output: /usr/bin/clamscan: unrecognized option `--mbox' ERROR: Unknown option passed. ERROR: Can't parse the command line )
Aug 9 16:11:34 gw0 postfix/pipe[2104]: B36043435C: to=<kolosovskiy@gagarina.geo-s.ru>, relay=avfilter, delay=2, status=deferred (temporary failure. Command output: /usr/bin/clamscan: unrecognized option `--mbox' ERROR: Unknown option passed. ERROR: Can't parse the command line )
Aug 9 16:11:34 gw0 postfix/virtual[2113]: B25F434504: to=<MAILER-DAEMON@gagarina.geo-s.ru>, relay=virtual, delay=0, status=bounced (unknown user: "mailer-daemon@gagarina.geo-s.ru")
Aug 9 16:11:34 gw0 postfix/cleanup[2101]: DAFBA34517: message-id=<20070809111134.DAFBA34517@gw0.gagarina.geo-s.ru>
Aug 9 16:11:34 gw0 postfix/pipe[2104]: B36043435C: to=<kredit@gagarina.geo-s.ru>, relay=avfilter, delay=2, status=deferred (temporary failure. Command output: /usr/bin/clamscan: unrecognized option `--mbox' ERROR: Unknown option passed. ERROR: Can't parse the command line )
Aug 9 16:11:34 gw0 postfix/qmgr[27270]: DAFBA34517: from=<>, size=2344, nrcpt=1 (queue active)
Aug 9 16:11:34 gw0 postfix/pipe[2104]: B36043435C: to=<prokopenko@gagarina.geo-s.ru>, relay=avfilter, delay=2, status=deferred (temporary failure. Command output: /usr/bin/clamscan: unrecognized option `--mbox' ERROR: Unknown option passed. ERROR: Can't parse the command line )
Aug 9 16:11:34 gw0 postfix/pipe[2104]: B36043435C: to=<porshin@geo-s.ru>, orig_to=<sklad@gagarina.geo-s.ru>, relay=avfilter, delay=2, status=deferred (temporary failure. Command output: /usr/bin/clamscan: unrecognized option `--mbox' ERROR: Unknown option passed. ERROR: Can't parse the command line )
Aug 9 16:11:34 gw0 postfix/qmgr[27270]: DAFBA34517: to=<-r@gagarina.geo-s.ru>, relay=none, delay=0, status=bounced (invalid recipient syntax: "-r@gagarina.geo-s.ru")
Aug 9 16:11:34 gw0 postfix/qmgr[27270]: B25F434504: removed
Aug 9 16:11:34 gw0 postfix/qmgr[27270]: DAFBA34517: removed
Aug 9 16:11:35 gw0 pop3d: Connection, ip=[::ffff:192.168.5.11]
Aug 9 16:11:35 gw0 pop3d: LOGIN, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11]
Aug 9 16:11:35 gw0 pop3d: LOGOUT, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11], top=0, retr=0, time=0
Aug 9 16:12:35 gw0 pop3d: Connection, ip=[::ffff:192.168.5.11]
Aug 9 16:12:35 gw0 pop3d: LOGIN, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11]
Aug 9 16:12:35 gw0 pop3d: LOGOUT, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11], top=0, retr=0, time=0
Aug 9 16:13:45 gw0 pop3d: Connection, ip=[::ffff:192.168.5.11]
Aug 9 16:13:45 gw0 pop3d: LOGIN, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11]
Aug 9 16:13:45 gw0 pop3d: LOGOUT, user=kredit@gagarina.geo-s.ru, ip=[::ffff:192.168.5.11], top=0, retr=0, time=0