I'm running a qmail ldap server with qmail scanner.

I installed qmail with LDAP patch on a mandrake 9.0.
I use  qmail-scanner 1.15, my perl revision is  perl-5.8.0, my antivirus is clamscan and spamassassin is 2.43.
after some hours of works my top output is:

11:25pm  up  9:16,  1 user,  load average: 16.21, 15.84, 15.62
137 processes: 119 sleeping, 18 running, 0 zombie, 0 stopped
CPU states: 94.8% user,  5.1% system,  0.0% nice,  0.0% idle
Mem:   248432K av,  212644K used,   35788K free,       0K shrd,   51064K buff
Swap:  610428K av,   42348K used,  568080K free                   24160K cached


  PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME COMMAND
13227 nobody    14   0 13608 8144  4096 R     6.1  3.2  34:28 spamd
20145 nobody    14   0 13968 8472  4240 R     6.1  3.4  11:24 spamd
26742 nobody    14   0 15296 9128  4112 R     6.1  3.6   0:06 spamd
2715 nobody    14   0 15292   60    24 R     5.9  0.0 142:39 spamd
6303 nobody    14   0 12420   56    24 R     5.9  0.0  78:06 spamd
7050 nobody    14   0 15288   56    24 R     5.9  0.0  70:00 spamd
9744 nobody    14   0 12424   56    24 R     5.9  0.0  48:25 spamd
10330 nobody    14   0 16768  11M  4088 R     5.9  4.5  44:22 spamd
15042 nobody    14   0 16768  11M  4088 R     5.9  4.5  29:25 spamd
17697 nobody    14   0 13896 8256  4064 R     5.9  3.3  20:14 spamd
18230 nobody    14   0 16768  11M  4088 R     5.9  4.5  18:11 spamd
18949 nobody    14   0 13608 8148  4096 R     5.9  3.2  15:29 spamd
21007 nobody    14   0 16836  11M  4260 R     5.9  4.6   9:56 spamd
23975 nobody    14   0 13968 8472  4240 R     5.9  3.4   4:34 spamd
24694 nobody    14   0 16836  11M  4260 R     5.9  4.6   3:20 spamd
26807 qmailq    11   0  4904 4904  2048 S     1.1  1.9   0:00 perl5.8.0
26817 nobody    14   0 12936 5864  3136 R     1.1  2.3   0:00 spamd
24951 root      12   0  1100 1100   816 R     0.7  0.4   0:17 top
    7 root       9   0     0    0     0 SW    0.3  0.0   2:26 kupdated
2114 root      12   0 12324 1888  1152 S     0.1  0.7   0:06 spamd


my system has a p4 2.4 ghz cpu

observing ps -aux I can find


qmailq    9742  0.0  0.0  2188    4 ?        S    16:43   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444597qmailq    9743  0.0  0.0  1840    4 ?        S    16:43   0:00 /usr/bin/spamc -c -f
nobody    9744 12.0  0.0 15800   56 ?        R    16:43  48:25 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   10328  0.0  0.4  2188 1056 ?        S    17:00   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444607qmailq   10329  0.0  0.2  1840  516 ?        S    17:00   0:00 /usr/bin/spamc -c -f
nobody   10330 11.5  4.5 18640 11292 ?       R    17:00  44:22 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   13225  0.0  0.4  2188 1056 ?        S    17:51   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444639qmailq   13226  0.0  0.2  1840  504 ?        S    17:51   0:00 /usr/bin/spamc -c -f
nobody   13227 10.3  3.2 15480 8144 ?        R    17:51  34:28 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   15040  0.0  0.4  2188 1056 ?        S    18:23   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444657qmailq   15041  0.0  0.2  1840  516 ?        S    18:23   0:00 /usr/bin/spamc -c -f
nobody   15042  9.7  4.5 18640 11292 ?       R    18:23  29:25 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   17695  0.0  0.4  2188 1056 ?        S    19:30   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444697qmailq   17696  0.0  0.2  1840  508 ?        S    19:30   0:00 /usr/bin/spamc -c -f
nobody   17697  8.5  3.3 15800 8256 ?        R    19:30  20:15 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   18228  0.0  0.4  2188 1056 ?        S    19:46   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444707qmailq   18229  0.0  0.2  1840  516 ?        S    19:46   0:00 /usr/bin/spamc -c -f
nobody   18230  8.3  4.5 18640 11292 ?       R    19:46  18:12 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   18947  0.0  0.4  2188 1056 ?        S    20:11   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444723qmailq   18948  0.0  0.2  1840  504 ?        S    20:11   0:00 /usr/bin/spamc -c -f
nobody   18949  7.9  3.2 15480 8148 ?        R    20:11  15:29 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   20143  0.0  0.4  2188 1056 ?        S    20:53   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444747qmailq   20144  0.0  0.2  1840  508 ?        S    20:53   0:00 /usr/bin/spamc -c -f
nobody   20145  7.5  3.4 15800 8472 ?        R    20:53  11:24 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   21005  0.0  0.4  2188 1056 ?        S    21:10   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444757qmailq   21006  0.0  0.2  1840  516 ?        S    21:10   0:00 /usr/bin/spamc -c -f
nobody   21007  7.3  4.6 18640 11496 ?       R    21:10   9:57 /usr/bin/perl /usr/bin/spamd -x -L
root     21662  0.0  0.6  6076 1660 ?        S    21:25   0:00 /usr/sbin/sshd
alberto  21684  0.0  0.7  6224 1904 ?        S    21:25   0:01 /usr/sbin/sshd
alberto  21691  0.0  0.6  2712 1604 pts/0    S    21:25   0:00 -bash
root     21727  0.0  0.4  2264  996 pts/0    S    21:25   0:00 su -
root     21731  0.0  0.6  2716 1616 pts/0    S    21:25   0:00 -bash
qmailq   23973  0.0  0.4  2188 1056 ?        S    22:16   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444798qmailq   23974  0.0  0.2  1840  508 ?        S    22:16   0:00 /usr/bin/spamc -c -f
nobody   23975  6.6  3.4 15800 8472 ?        R    22:16   4:34 /usr/bin/perl /usr/bin/spamd -x -L
qmailq   24692  0.0  0.4  2188 1056 ?        S    22:33   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444807qmailq   24693  0.0  0.2  1840  516 ?        S    22:33   0:00 /usr/bin/spamc -c -f
nobody   24694  6.4  4.6 18640 11496 ?       R    22:33   3:20 /usr/bin/perl /usr/bin/spamd -x -L
qmaild   26421  0.0  0.1  1356  344 ?        S    23:17   0:00 /var/qmail/bin/qmail-smtpd
qmailq   26422  0.0  1.8  6704 4592 ?        S    23:17   0:00 /usr/bin/suidperl -T /dev/fd/3//var/qmail/bin/qmail-scanner-queue.pl
qmaild   26423  0.0  0.1  1356  340 ?        S    23:17   0:00 /var/qmail/bin/qmail-smtpd
qmaild   26735  0.0  0.1  1356  340 ?        S    23:23   0:00 /var/qmail/bin/qmail-smtpd
qmailq   26736  0.1  1.9  6728 4904 ?        S    23:23   0:00 /usr/bin/suidperl -T /dev/fd/3//var/qmail/bin/qmail-scanner-queue.pl
qmailq   26740  0.0  0.4  2188 1056 ?        S    23:23   0:00 sh -c /usr/bin/spamc  -c -f < /var/spool/qmailscan/working/new/wildcat.byworks.com10444838qmailq   26741  0.0  0.2  1840  612 ?        S    23:23   0:00 /usr/bin/spamc -c -f
nobody   26742  6.1  3.6 17120 9140 ?        R    23:23   0:06 /usr/bin/perl /usr/bin/spamd -x -L
qmailr   26819  0.4  0.1  1344  452 ?        S    23:25   0:00 qmail-remote tiscali.it  [EMAIL PROTECTED]
root     26822  0.0  0.4  3796 1092 ?        S    23:25   0:00 qmail-lspawn ./Maildir/


as you can see there are a lot of spam apparently processed files.
Really as you can see:

[root@wildcat root]# ls -al /var/spool/qmailscan/working/new/
total 119
drwxrwx---    2 qmailq   qmail        2344 Feb  5 23:28 ./
drwxrwx---    5 qmailq   qmail         120 Jan  4 14:54 ../
-rw-------    1 qmailq   nofiles         0 Feb  5 00:41 wildcat.byworks.com104440209242412133.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 01:04 wildcat.byworks.com104440347642412541.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 02:05 wildcat.byworks.com104440709342414053.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 02:11 wildcat.byworks.com104440747742414184.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 03:34 wildcat.byworks.com104441247942416638.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 03:34 wildcat.byworks.com104441247942416639.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 05:03 wildcat.byworks.com104441778742422648.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 05:03 wildcat.byworks.com104441778842422649.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 06:26 wildcat.byworks.com104442278742425023.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 06:26 wildcat.byworks.com104442278742425024.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 07:49 wildcat.byworks.com104442778842426393.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 07:50 wildcat.byworks.com104442778942426392.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 09:13 wildcat.byworks.com104443278942428158.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 09:13 wildcat.byworks.com104443279042428157.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 10:36 wildcat.byworks.com104443779442430301.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 10:36 wildcat.byworks.com104443779542430305.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 12:00 wildcat.byworks.com10444427924241105.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 12:00 wildcat.byworks.com10444427934241104.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 12:43 wildcat.byworks.com10444454054243066.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 13:23 wildcat.byworks.com10444477924246100.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 14:13 wildcat.byworks.com10444507934242695.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 15:20 wildcat.byworks.com10444547964246280.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 15:36 wildcat.byworks.com10444557974247037.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 16:43 wildcat.byworks.com10444597974249715.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 17:00 wildcat.byworks.com104446079542410320.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 17:51 wildcat.byworks.com104446390242413220.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 18:23 wildcat.byworks.com104446579842415022.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 19:30 wildcat.byworks.com104446979742417685.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 19:46 wildcat.byworks.com104447079942418209.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 20:11 wildcat.byworks.com104447230542418938.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 20:53 wildcat.byworks.com104447479942420135.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 21:10 wildcat.byworks.com104447579942420995.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 22:16 wildcat.byworks.com104447980342423946.spamc
-rw-------    1 qmailq   nofiles         0 Feb  5 22:33 wildcat.byworks.com104448079942424688.spamc
-rw-------    1 qmailq   nofiles    115435 Feb  5 23:23 wildcat.byworks.com104448382242426736
-rw-------    1 qmailq   nofiles         0 Feb  5 23:23 wildcat.byworks.com104448382242426736.spamc


only one file is being processed.

In ps -auxww i found:

244  236 ?        S    14:10   0:00 readproctitle service errors: ...ion byte 0x20, immediately after start byte 0xe9) in transliteration (tr///) at /usr/lib/perl5/site_perl/5.8.0/Mail/SpamAssassin/PerMsgStatus.pm line 892, <STDIN> line 352.?Malformed UTF-8 character (unexpected non-continuation byte 0x20, immediately after start byte 0xe9) in transliteration (tr///) at /usr/lib/perl5/site_perl/5.8.0/Mail/SpamAssassin/PerMsgStatus.pm line 892, <STDIN> line 352.?

to avoid or better to limit the problem I have to issue a: killall -HUP spamd ever  day.




----------------------------------------
Alberto Passariello
      Byte Works Sistemi S.r.l.
Cisco Systems partner Premier certified
           Viale Liegi 44,
             00198 Roma

Tel: +39 6 863.863.22
Fax: +39 6 863.863.23
Email: [EMAIL PROTECTED]
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