MailScanner ignoring child process limit

Julian Field MailScanner at ecs.soton.ac.uk
Wed Aug 30 11:28:51 IST 2006


I suspect you have a cron job which is checking to see the MailScanner 
is still running. If this script does not successfully find the 
processes, it will start some more. It looks like the processes are 
being created regularly every 5 minutes.

TCIS List Acct wrote:
> I've been trying to track down a resource issue and have come across 
> something odd.  I have MS set to use 10 child processes, yet:
>
> 57136 53400  1:30PM   0:12.96 MailScanner: waiting for messages
> 55584 51836  1:45PM   0:03.87 MailScanner: waiting for messages
> 58288 54720  1:10PM   0:32.86 MailScanner: waiting for messages
> 63732 58580  1:09PM   0:33.49 MailScanner: waiting for messages
> 61648 58044  1:10PM   0:32.24 MailScanner: waiting for messages
> 59916 56336  1:16PM   0:24.85 MailScanner: waiting for messages
> 58924 55220  1:15PM   0:26.39 MailScanner: waiting for messages
> 60616 56500  1:10PM   0:32.27 MailScanner: waiting for messages
> 59060 55464  1:46PM   0:03.95 MailScanner: waiting for messages
> 59492 55860  1:45PM   0:04.32 MailScanner: waiting for messages
> 57696 53600  1:16PM   0:24.12 MailScanner: waiting for messages
> 60104 56208  1:31PM   0:13.27 MailScanner: waiting for messages
> 57216 53372  1:31PM   0:12.85 MailScanner: waiting for messages
> 56520 52804  1:30PM   0:10.73 MailScanner: waiting for messages
> 59924 56052  1:31PM   0:10.08 MailScanner: waiting for messages
> 60564 56604  1:15PM   0:26.45 MailScanner: waiting for messages
> 61564 57912  1:08PM   0:37.61 MailScanner: waiting for messages
> 58476 54604  1:30PM   0:11.33 MailScanner: waiting for messages
> 62200 58612  1:09PM   0:42.43 MailScanner: waiting for messages
> 61136 57584  1:09PM   0:33.56 MailScanner: waiting for messages
> 61504 56932  1:09PM   0:34.54 MailScanner: waiting for messages
> 61744 57908  1:09PM   0:33.92 MailScanner: waiting for messages
> 58840 54772  1:15PM   0:25.17 MailScanner: waiting for messages
> 58796 54392  1:15PM   0:25.72 MailScanner: waiting for messages
> 61940 58372  1:15PM   0:24.55 MailScanner: waiting for messages
> 58144 54048  1:15PM   0:24.70 MailScanner: waiting for messages
> 60280 56492  1:16PM   0:25.47 MailScanner: waiting for messages
> 59576 55980  1:16PM   0:25.62 MailScanner: waiting for messages
> 56676 53004  1:30PM   0:10.71 MailScanner: waiting for messages
> 56716 52872  1:30PM   0:13.47 MailScanner: waiting for messages
> 55712 51940  1:45PM   0:03.38 MailScanner: waiting for messages
> 56284 52048  1:45PM   0:02.73 MailScanner: waiting for messages
> 55752 51784  1:45PM   0:02.85 MailScanner: waiting for messages
> 55872 51876  1:46PM   0:03.08 MailScanner: waiting for messages
> 56256 52232  1:46PM   0:02.96 MailScanner: waiting for messages
>
> ... I regularly see 35+ child processes.  I also see about 4 "masters":
>
> 1:08PM   0:00.03 MailScanner: master waiting for children, sleeping
> 1:15PM   0:00.03 MailScanner: master waiting for children, sleeping
> 1:30PM   0:00.02 MailScanner: master waiting for children, sleeping
> 1:45PM   0:00.02 MailScanner: master waiting for children, sleeping
>
> I understand that the children will spawn "temporary" processes to do 
> virus scanning, etc which I did not include in the above lists.  I'm 
> running on FreeBSD 6.1-RELEASE, MailScanner-4.55.9 installed from 
> ./install.sh, Perl 5.8.8, and all Perl packages installed from ports.
>

-- 
Julian Field
www.MailScanner.info
Buy the MailScanner book at www.MailScanner.info/store

PGP footprint: EE81 D763 3DB0 0BFD E1DC 7222 11F6 5947 1415 B654


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