Autor: Daniel Tiefnig Data: Para: exim-users Assunto: Re: [exim] High Perf server - was (exim allowed someone to slam my
mailserver for 3 hours)
Nigel Metheringham wrote: > On Wed, 2005-06-29 at 14:25 +0200, Daniel Tiefnig wrote:
>> Does exim do sync() on its hint DBs?
>
> The underlying database engine (db/dbm/gdbm) would almost certainly
> sync the files to ensure other processes are getting consistent data.
Hmm, I don't know much about that, but the other processes would also
access the cached files in RAM, wouldn't they? So a sync wouldn't change
anything in that respect. It just ensures the data is consistent after a
crash.
Kindly excuse me if I'm talking nonsense here.
