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Post.Office

Re: POP before SMTP problems

To: "post_office@xxxxxxxxxxxxxxx" <post_office@xxxxxxxxxxxxxxx>
Subject: Re: POP before SMTP problems
From: eric@xxxxxxxxx (Eric Pooch)
Date: Fri, 28 Feb 2003 13:47:06 -0800
Glenn,

on 2/28/03 6:16 AM, Glenn A. Bookout at gblists@xxxxxxxxxxxxxxxxxxx wrote:

> Eric:
> 
> On 02/28/2003 00:51 USA PT (-0800), eric@xxxxxxxxx ( Eric Pooch ),
> wrote...
> 
>> I am unable to reproduce this POP before SMTP problem users are having where
>> sending to multiple recipients gives them an error.
>> Can anyone having this problem help me out here:
>> 
>> 1) is it related to any particular email client?
> Not that I know of.  I'm using Emailer and some of my clients use
> Windows computers.
>
OK,  Thanks, I had the impression it was only a certain client.
>> 2) is it related to using a particular header field, ie: To, CC, BCC ?
> Not that I'm aware of.
> 
> I think one of your limitations in trouble shooting the problem is
> that you may not be using a server configured for multiple domains (
> i.e.: servers hosting a single, or few, domains may not exhibit the same
> problem ).
> 
> We host over 30 domains on our server, and though most of our clients
> use their local ISP for SMTP, I use the P.O SMTP most, and one or two
> other clients use it occasionally.  Some times we can go weeks between
> occurrences, recently it was only a few days.

OK,  I will give this a try too.
> 
>> 3) can you please do this next time it happens:
> See below.
> 
>> shutdown post.office:
>> sudo /usr/local/post.office/post.office shutdown
>> 
>> move the pop before STMP database out of there:
>> sudo mv /var/spool/post.office/pop-before-smtp/PopHosts ~/
>> 
>> restart post.office:
>> sudo /usr/local/post.office/post.office
>> 
>> email me (eric@xxxxxxxxx) the PopHosts file that should appear in your home
>> directory.  POPbeforeSMTP will automatically construct a new database on
>> startup.
> Are you sure this will happen?  Really sure?
I am positive this database will be re-created.
> 
> Below my signature are the directions ( and my results/comments )
> given to me in June, 2002 that didn't work out too well.
Hmm,  I am not sure these were the best directions.  There are some problems
with the commands that deal mostly with permissions, and the fact that the
commands are not necessary.  There are several Erics here, so I don't know
who sent those.

> I think it's a memory leak or something since a total reboot of the
> system ( but continuing to use the same old PopHosts file ) works best
> for us to clear the problem.
> 
>> I will check out the database to see if there are problems.
>> 
>> 4) does this process fix the problem temporarily?
> Any fix so far seems temporary.
> 
>> I would like to reproduce this here also, so any info you could give would
>> be great.
> Thanks for your time and help in this matter.
> 
> Glenn

Thanks

--Eric

> 
> ===========  Part of Orig. Msg. Sent to Tenon 01/Jun/2002  ===========
> 
> =====  Eric's Instructions to Clear PopHosts File  =====
> 
>> As root:
> [mail:spool/post.office/pop-before-smtp] root# ps -aux
> 
> USER     PID %CPU %MEM      VSZ    RSS  TT  STAT      TIME COMMAND
> mta    258   0.0  0.1     2844    528  ??  Ss     44:35.41
> /usr/local/post.office/post.office
> 
>> 1) /usr/local/post.office/post.office shutdown
>> 2) cd /var/spool/post.office/pop-before-smtp/
>> 3) rm PopHosts
> Actually, renamed this off just in case:
> [mail:spool/post.office/pop-before-smtp] root# mv PopHosts Orig.PopHosts
> [mail:spool/post.office/pop-before-smtp] root# lst
> total 664
> drwxr-xr-x   3 mta  mail      58 May 18 05:01:33 2002 ./
> drwxr-x---  10 mta  mail     296 May 18 05:00:11 2002 ../
> -rw-r-----   1 mta  mail  339968 May 18 04:59:22 2002 Orig.PopHosts
> 
>> 4) echo"" | makemap hash PopHosts
> Not good...
> [mail:spool/post.office/pop-before-smtp] root# echo"" | makemap hash
> PopHosts
> makemap: error opening type hash map PopHosts: Permission denied
> 
> Renamed original file back and restarted, per 7), below.
> 
>> 5) chown mta:mail PopHosts
>> 6) chmod 510 PopHosts
>> 7) /usr/local/post.office/post.office
> [mail:spool/post.office/pop-before-smtp] root# ps -aux
> 
> USER     PID %CPU %MEM      VSZ    RSS  TT  STAT      TIME COMMAND
> mta    25980   0.0  0.1     2844    528  ??  Ss     0:00.06
> /usr/local/post.office/post.office
> 
> =====  End - Eric's Instructions to Clear PopHosts File  =====
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