[Dovecot] mailbox format w/ separate headers/data

Timo Sirainen tss at iki.fi
Fri Jan 22 23:14:49 EET 2010


On Fri, 2010-01-22 at 23:12 +0200, Timo Sirainen wrote:

> I don't have any evidence, but my logic goes like: Mail is written to
> disk once. Most users use a single client, which downloads the message
> once. Or maybe they're using webmail, and they read the same message
> approximately once (or maybe max. 1.1 times). In both cases read:write
> is about 1:1.

Also if message is read close to after it was read, it's already in
cache and won't have to be read from disk. In those cases read:write
might be close to 0:1..

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