On Mon, Jul 29, 2013 at 11:48:00AM +0200, Stéphane BERTHELOT wrote: > > mdbox_rotate_size = 128M > mdbox_rotate_interval = 1d > mdbox_preallocate_space = yes
> On mailboxes patterns with low incoming mail (< 100kb / day) this > would waste much space. Of course I can decrease rotate size a lot > but it would then produce a lot of files and would certainly become > similar performance-wise to sdbox/maildir/... 128MB is quite a large rotate size if you care about disk space.. We use the default 2 MB, which still packs quite a lot of messages per file compared to maildir. Single maildir-files seems to be around 5-30KB (compressed), which should amount to 50-400 messages per m-file. I don't think that should be similar to maildir/sdbox performance-wise. -jf