Tickets :: Comment on [#5341] out of memory error with 9K message mailbox

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Comment	>> OK, but IMP 3.x was able to open 100K message mailboxes. And quickly too. > > > > Do you have caching enabled? That would increase memory usage - at > the expense of speed of course. Also, how are you sorting this > mailbox? > > > > btw, I definitely see much slower mailbox accesses in IMP 3.x than > 4.x. Not to mention we cache mailbox lists in 4 and we never did > this in 3. > > > >> Why do we need to use so much memory to show the message index? > >> There are only 20 mesage headers on the page... Just curious. > > > > The only way you can determine a mailbox slice is if you know the > contents of the entire mailbox. i.e., the only way you can tell what > messages are on page 2 is if you sort the entire mailbox. Don't see > anyway around this.
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