Re: [Exim] appendfile creating non-contigous data

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Autor: Ron McKeating
Data:  
Para: Joseph Kezar
CC: Exim-Users (E-mail)
Asunto: Re: [Exim] appendfile creating non-contigous data
We use maildir format, also we use reiserfs, it fixed all the disk speed
problems we had.

Ron
On Thu, 2004-02-26 at 17:00, Joseph Kezar wrote:
> I am using Exim 4.12. My local delivery transport looks like this
> local_delivery:
> driver = appendfile
> delivery_date_add
> envelope_to_add
> file = /var/mail/$local_part
> group = mail
> mode = 0660
> return_path_add
> We have about 1100 users on our system. After about 1 month the ext3
> filesystem get 80% non-contigous and the load soars with an average of
> around 7. The performance suffers until I take the server offline and
> archive to tape and recreate my ext3 partition and then read it all back
> from tape. After which I am down to about 3% non-contigous. After
> which it performs like a charm for awhile. I know appending to the
> bottom of files is bad practice, but I dont know any other ways. Any
> ideas I would appreciate greatly.
>
> Thanks,
> Joe Kezar
>
> --
>
> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim details at http://www.exim.org/ ##

--
Ron McKeating
Senior IT Services Specialist
Internet Services and Software Solutions
Loughborough University
01509 222329