> On Thu, Oct 29, 2009 at 09:10:27AM +0100, lst_ho...@kwsoft.de wrote:
>
> It looks like a "heap" to me. Some library is allocating a lot of virtual
> memory. It could be via Postfix, or via an NSS module, perhaps "db"
> entries in nsswitch.conf, just to close out the Berkeley DB theme.
>
> Otherwise, run a test Postfix instance with a default configuration,
> and add one feature at a time, until the memory footprint jumps...


The memory usage is caused by

smtpd_recipient_restrictions =
    check_client_access cidr:/etc/postfix/dnswl/postfix-dnswl-header,
    check_client_access cidr:/etc/postfix/dnswl/postfix-dnswl-permit,

This are whitelists downloaded from DNSWL every night. Each file is about 4 
MBytes and bloats EACH
smtpd-process by 10 MBytes.

Is there any reason why such lists are not in shared memory?

Is it normal that TLS bloats each smtpd-process by about 1 Mbyte?

Best regards,

Renne


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