Надо прикрутить  spamassassin к postfix
делал по статье
http://flakshack.com/anti-spam/wiki/index.php?page=FairlySecureAntiSpamWiki
запускаю  аmavisd debug   , мылю письмо на этот почтовик
амависд выдает:
<...сократил..>
amavisd[33149]:  mime_decode_epilogue: 1 lines
amavisd[33149]:  Charging 155 bytes to remaining quota 6239000 (out of 6239000, (0%)) - by mime_decode
amavisd[33149]:  p001 1/1/1 Content-Type: text/plain, size: 155 B, name:
amavisd[33149]:  reparenting p001 from p000 to p005
amavisd[33149]:  Charging 2454 bytes to remaining quota 6238845 (out of 6239000, (0%)) - by mime_decode
amavisd[33149]:  p002 1/1/2 Content-Type: text/html, size: 2454 B, name:
amavisd[33149]:  reparenting p002 from p000 to p005
amavisd[33149]:  Charging 5349 bytes to remaining quota 6236391 (out of 6239000, (0%)) - by mime_decode
amavisd[33149]:  p003 1/2 Content-Type: application/x-pkcs7-signature, size: 5349 B, name: smime.p7s
amavisd[33149]:  reparenting p003 from p000 to p004
amavisd[33149]:  prolong_timer mime_decode-1: remaining time = 1200 s
amavisd[33149]:  decode_parts: level=1, #parts=5 : p001, p002, p003, p004, p005
amavisd[33149]:  run_command: [33165] /var/amavisd/bin/file p001 p002 p003 </dev/null 2>&1
amavisd[33165]:  open_on_specific_fd: target fd0 closing, to become < /dev/null
amavisd[33165]:  run_command: child process [33165]: Can't open /dev/null: Operation not supported at amavisd line 2063, <GEN6> line 286.
amavisd[33149]:  TROUBLE in check_mail: parts_decode_ext FAILED: parsing file(1) results - missing last 3 results at (eval 60) line 154.
amavisd[33149]:  prolong_timer check done: remaining time = 1200 s
amavisd[33149]:  sending SMTP response: "451 4.5.0 Error in processing, id=33149-01, parts_decode_ext FAILED: parsing file(1) results - missing last 3 results at (eval 60) line 154."
amavisd[33149]:  PRESERVING EVIDENCE in /var/amavisd/tmp/amavis-20060701T123941-33149
amavisd[33149]:  TIMING [total 649 ms] - SMTP EHLO: 9 (1%)1, SMTP pre-MAIL: 5 (1%)2, mkdir tempdir: 1 (0%)2, create email.txt: 1 (0%)2, SMTP pre-DATA-flush: 8 (1%)4, SMTP DATA: 562 (87%)90, body_digest: 3 (0%)91, gen_mail_id: 1 (0%)91, mkdir parts: 0 (0%)91, mime_decode: 41 (6%)97, rundown: 18 (3%)100
amavisd[33149]:  ESMTP> 451 4.5.0 Error in processing, id=33149-01, parts_decode_ext FAILED: parsing file(1) results - missing last 3 results at (eval 60) line 154.
amavisd[33149]:  prolong_timer smtp response sent: timer set to = 480 s
amavisd[33149]:  idle_proc, 6: was busy, 629.6 ms, total idle 0.003 s, busy 0.648 s
amavisd[33149]:  idle_proc, 5: was idle, 0.4 ms, total idle 0.003 s, busy 0.648 s
amavisd[33149]:  ESMTP< QUIT\r\n
amavisd[33149]:  prolong_timer SMTP QUIT received: timer set to = 1200 s
amavisd[33149]:  ESMTP> 221 2.0.0 [127.0.0.1] amavisd-new closing transmission channel
amavisd[33149]:  prolong_timer smtp response sent: timer set to = 480 s
amavisd[33149]:  SMTP session over, timer stopped
amavisd[33149]:  exiting process_request
amavisd[33149]:  post_process_request_hook: timer was not running
amavisd[33149]:  idle_proc, bye: was busy, 6.2 ms, total idle 0.003 s, busy 0.654 s
amavisd[33149]:  load: 99 %, total idle 0.003 s, busy 0.654 s

Подозрение на :
run_command: child process [33165]: Can't open /dev/null: Operation not supported at amavisd line 2063, <GEN6> line 286.

Пофиксить хз как.

Буду благодарен за помощь