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<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2>The latest ClamAV wiht ClamAVModule works fine for me,
though it is a bit of a memory hog.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2>I hope you have something in place to restart clamd if it
fails for any reason.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2>Cheers,</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008><FONT face=Arial
color=#0000ff size=2>Phil</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=722435614-14082008></SPAN><SPAN
lang=en-gb><FONT face=Arial size=2>--</FONT></SPAN> <BR><SPAN lang=en-gb><FONT
face=Arial size=2>Phil Randal</FONT></SPAN> <BR><SPAN lang=en-gb><FONT
face=Arial size=2>Networks Engineer</FONT></SPAN> <BR><SPAN lang=en-gb><FONT
face=Arial size=2>Herefordshire Council</FONT></SPAN> <BR><SPAN lang=en-gb><FONT
face=Arial size=2>Hereford, UK</FONT></SPAN> </DIV>
<DIV> </DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> mailscanner-bounces@lists.mailscanner.info
[mailto:mailscanner-bounces@lists.mailscanner.info] <B>On Behalf Of </B>Nasser
Al-Zawawi<BR><B>Sent:</B> 14 August 2008 15:34<BR><B>To:</B> 'MailScanner
discussion'<BR><B>Subject:</B> RE: MailScanner running very slow
(Resolved!)<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<DIV>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">Thank you very much for all the
tips.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">It was a virus scanner issue.<SPAN
style="mso-spacerun: yes"> </SPAN>I upgraded to the latest <SPAN
class=SpellE>ClamAV</SPAN> and switched to <SPAN class=SpellE>clamd</SPAN>
instead of the default <SPAN class=SpellE>clamavmodule</SPAN> as suggested by
Eduardo.<SPAN style="mso-spacerun: yes"> </SPAN>I changed “Virus Scanners
= auto<SPAN class=GramE>“ <SPAN style="mso-spacerun: yes"> </SPAN>to</SPAN>
“Virus Scanners = <SPAN class=SpellE>clamd</SPAN>“.<SPAN
style="mso-spacerun: yes"> </SPAN>It is running like a champ
now!<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">This command: “<SPAN
class=SpellE>MailScanner</SPAN> –lint” was very helpful in narrowing the cause
too.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">Thanks again,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">Best regards,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal
style="MARGIN-BOTTOM: 12pt; MARGIN-LEFT: 0.5in; MARGIN-RIGHT: 0in; mso-margin-top-alt: 0in"><st1:place><FONT
face="Times New Roman" color=navy size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: navy">Nasser</SPAN></FONT></st1:place><FONT
color=navy><SPAN style="COLOR: navy"><o:p></o:p></SPAN></FONT></P>
<DIV>
<P class=MsoNormal style="MARGIN-LEFT: 0.5in"><FONT face="Times New Roman"
size=3><SPAN style="FONT-SIZE: 12pt">2008/8/13 Nasser Al-Zawawi <<A
href="mailto:nassera@alz-inc.com">nassera@alz-inc.com</A>><o:p></o:p></SPAN></FONT></P>
<DIV vlink="purple" link="blue">
<DIV>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Hi,</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I have a Dell PowerEdge server 2950
with 2 Dual Core Xeon processors 3.0GHz with 2GB RAM running RedHat ES 4.
The MTA is sendmail and I am using the latest MailScanner version
(4.70.7-1). The system processes about 2,000 emails per day and about half
of it are spam. See the following:</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#---------------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">MailScanner
Status:</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
1920 messages Scanned by MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
73657132 Total Bytes</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
1122 Spam messages detected by MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
6 Viruses found by MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
935 Messages delivered by MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#---------------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">The mail delivery is very
slow. Some time it takes 2 hrs before it gets delivered. I tried the
tips under <A
href="http://wiki.mailscanner.info/doku.php?id=documentation:tweaking:some_things_to_try_if_your_incoming_queue_is_running_slow"
target=_blank>http://wiki.mailscanner.info/doku.php?id=documentation:tweaking:some_things_to_try_if_your_incoming_queue_is_running_slow</A>
but they did not help. The mail keeps accumulating under /var/spool/<A
href="http://mqueue.in" target=_blank>mqueue.in</A> while all the MailScanner
processors are running at 100% CPU. Then all the sudden (after 1-2 hours)
it starts delivering the emails and the /var/spool/<A href="http://mqueue.in"
target=_blank>mqueue.in</A> files go down to 0.</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I monitored the system today; the
system stopped delivering emails between </SPAN></FONT><st1:time Minute="12"
Hour="9"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">9:12AM</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> till
</SPAN></FONT><st1:time Minute="35" Hour="11"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11:35AM</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">.
During that time, top showed something like this:</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#----------------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">top - </SPAN></FONT><st1:time
Minute="46" Hour="10"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">10:46:26</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> up 3
days, </SPAN></FONT><st1:time Minute="42" Hour="19"><FONT face=Arial
size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">7:42</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">, 1
user, load average: 5.81, 6.09, 5.48</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Tasks: 233 total, 5
running, 226 sleeping, 0 stopped, 2
zombie</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Cpu(s): 59.0% us, 1.2%
sy, 0.0% ni, 39.5% id, 0.2% wa, 0.0% hi, 0.0%
si</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Mem: 2074600k
total, 1735692k used, 338908k free, 22524k
buffers</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Swap: 2097144k
total, 356516k used, 1740628k free, 532576k
cached</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> PID
USER PR NI VIRT RES SHR S
%CPU %MEM TIME+ COMMAND</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> 2752
root 25 0 85572 75m 2964 R
100 3.7 35:54.85 MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> 2880
root 25 0 85572 75m 2956 R
100 3.7 35:50.35 MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> 3024
root 25 0 85572 75m 2956 R
100 3.7 35:41.62 MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> 2949
root 25 0 85572 75m 2956 R
100 3.7 35:47.07 MailScanner</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11393 apache
15 0 26360 9736 3648 S 5 0.5
0:57.14 httpd</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11394 apache
15 0 26576 9936 3616 S 5 0.5
0:58.83 httpd</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">26598
root 16 0 4760 2568 1648
S 1 0.1 0:00.20
ssh</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#----------------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">and the /var/spool/<A
href="http://mqueue.in" target=_blank>mqueue.in</A> continued to accumulate
files till it reached 489 messages, then within 5 minutes it delivered all the
messages!</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">This cycles continues all day long,
where the emails are withheld for 1 to 2 hours and then the get delivered in one
big burst.</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Here are snippets of the log for
that period with "</SPAN></FONT><CODE><FONT face="Courier New" size=2><SPAN
style="FONT-SIZE: 10pt">Log Speed = yes":</SPAN></FONT></CODE><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=3><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">grep ": Batch"
/var/log/maillog</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#-----------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="12" Hour="9"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">09:12:16</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[5852]: Batch completed at 1844 bytes per second (39583 /
21)</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="12" Hour="9"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">09:12:16</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[5852]: Batch (2 messages) processed in 21.46
seconds</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="12" Hour="9"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">09:12:42</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[6013]: Batch completed at 3752 bytes per second (9167 /
2)</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">…</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="28" Hour="11"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11:28:55</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[2949]: Batch (10 messages) processed in 24.54
seconds</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="28" Hour="11"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11:28:55</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[3024]: Batch completed at 657 bytes per second (3825 /
5)</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Aug 13 </SPAN></FONT><st1:time
Minute="28" Hour="11"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">11:28:55</SPAN></FONT></st1:time><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> samba
MailScanner[3024]: Batch (1 message) processed in 5.82
seconds</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#-----------</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I would appreciate any clues on
resolving this issue.</SPAN></FONT><o:p></o:p></P>
<P style="MARGIN-LEFT: 0.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"> </SPAN></FONT><o:p></o:p></P></DIV></DIV>
<DIV>
<P class=MsoNormal style="MARGIN-LEFT: 0.5in"><FONT face="Times New Roman"
size=3><SPAN style="FONT-SIZE: 12pt">Are you using a local caching dns? dns are
critical, remove rbl checking to see if speed increases.<BR><BR>Do you use
clamavmodule? switch to clamd, are you using tmpfs for
/var/spool/MailScanner/incomming? <BR><BR>delete spamassassin cache and the
bayes DB. sometimes they get corrupted and mess things
up.<BR><BR>Regards,<BR><BR>Eduardo.<o:p></o:p></SPAN></FONT></P></DIV></DIV>
<P class=MsoNormal style="MARGIN-LEFT: 0.5in"><FONT face="Times New Roman"
size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P></DIV></DIV></BODY></HTML>