On Thu, Jun 30, 2005 at 04:55:42PM +0100, Tony Finch wrote: > On Thu, 30 Jun 2005, Michael Haardt wrote: > > > > I am using tmpfs for hints. I will try no_message_logs, but as I > > said: Removing the fsync() calls already helps a lot, probably by > > avoiding disk transfers for messages that are delivered and deleted > > right after being received. > > Indeed, though you should expect to lose quite a lot of email if the > machine goes down unexpectedly.
That's why I don't do it for production, but just for analysis. :-) > Alto try the noatime mount option on your spool directory. That's already there since the beginning, but again: Whatever is not fsync()ed, but subject to lazy writeback, is way cheaper, because multiple modifications are combined. Michael -- ## List details at http://www.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://www.exim.org/eximwiki/
