MailScanner eats memory out

[Mike Kercher]

mailscanner-bounces at lists.mailscanner.info <> scribbled on :

> Hi,
> 
> This started recently, probably after I have installed RDJ.
> 
> The server has 1GB of memory and was happily utilizing ~300 of it.
> Now it eats up everything.
> When I rebooted the server and checked 'top' there hardly was
> 30MB free, which then climbed to ~120MB.
> 
> 'ps' shows this:
> ---
> [root at ns1 ~]# ps -eo\%cpu,\%mem,size,rss,pid,cmd  |sort -rnk1
>> head -20
>  3.6 18.6 240324 193140 3056 MailScanner: waiting for messages
>  3.5 16.6 240316 171920 3023 MailScanner: waiting for messages
>  3.4 16.2 240316 168192 3022 MailScanner: waiting for messages
>  3.4 15.4 240380 160320 3021 MailScanner: waiting for messages
>  3.3 12.2 240316 126784 2279 MailScanner: waiting for messages
>  0.3  0.0 1476 508   1 init [3]
> 
>  0.2  0.0 0    0    40 [kswapd0]
> %CPU %MEM SZ RSS   PID CMD
>  0.0  0.6 44492 6520 2212 clamav-milter
> --config-file=/etc/clamd.conf --max-children=10 --force-scan
> --quiet --dont-log-clean --noreject -obl
> local:/var/run/clamav/clmilter.sock
>  0.0  0.6 17628 7164 2278 MailScanner: master waiting for
> children, sleeping  0.0  0.4 7312 4624 2911 /usr/sbin/httpd
> 0.0  0.3 7312 3280 2960 /usr/sbin/httpd  0.0  0.3 7312 3280
> 2959 /usr/sbin/httpd  0.0  0.3 7312 3280 2479 /usr/sbin/httpd
>  0.0  0.3 7312 3280 2478 /usr/sbin/httpd  0.0  0.3 7312 3280
> 2477 /usr/sbin/httpd  0.0  0.3 7312 3280 2476 /usr/sbin/httpd
>  0.0  0.3 7312 3256 2475 /usr/sbin/httpd  0.0  0.3 7312 3240
> 2474 /usr/sbin/httpd  0.0  0.3 7312 3236 2473 /usr/sbin/httpd
> ---
> 
> Which clearly shows that MS is responcible for this.
> Please mention that this was in quitest time - actually no
> mails at that time in maillog.
> 
> Does anyone has a clue what to do in this case?

Which rulesets did you get from RDJ?  I'd remove them and start adding
one by one until you find the culprit.

Mike