mail with a rar which have hundreds of files

Alex Neuman alex at
Fri Jun 16 17:25:38 IST 2006

BBB Kee escribió:
> Hi,
> I am using MailScanner 4.46.2.  I only have a simple setup on 
> MailScanner to check for virus by Sophos, no antispamming and 
> anti-phishing function.  Recently I have a new customer who at each 
> day end send a mail which have a rar file, but the rar file have 
> hundreds of dbf files (more than 500 files).  I suppose this customer 
> is backing up their DB each day.
> It seems that our MS will unrar the "member" files one by one and scan 
> one by one.  The mail processing will last around 1.5 hour each day, 
> although the "Unrar Timeout" parameter is already set at 50 (I checked 
> the code the timeout of SafePipe function only guard unraring one 
> member file in the rar file, but not guard the total time of unraring 
> of the member files) .  I am no much care about this client, but when 
> a MS process take a number of other mails to process, the others mail 
> will also be delayed.
> Currently I have to stop MS, dequeue the mail manually, and start MS 
> again....It is better to delay other mails.
> Is there a new version/configuration of MS that help fixing the 
> problem, either guarding the total time to process the mail or release 
> the lock for other mails for other MS process when time exceed, or 
> some other methods that can help?
> Eric
Use a ruleset.

in MailScanner.conf

Maximum Archive Depth = 

in dumbclient-stillusing-dbf-inthis-century.rules:

FromOrTo:      default      2      # The "actual" default
From:   dumbcustomer at   and To:   
dbfreceiver at   0

That should do it, right?

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