I don't know if it's an option for your situation, but you might consider offlineimap. For a folder of size about 1000, it took 2 seconds to open it. Of course, this is after using offlineimap to download the messages locally.
Scott -- Scott Kostyshak Assistant Professor of Economics University of Florida https://people.clas.ufl.edu/skostyshak/ On Tue, Oct 24, 2017 at 06:48:31PM +0000, David Woodfall wrote: > Thanks I'll give that a shot. > > > On Tue, Oct 24, 2017 at 06:43:03PM +0100, David Woodfall wrote: > > > I've been using mutt a fair while now. Lately I've been using it with > > > imap and find that it can take a while to read headers. > > > > > > Are there any tricks to speeding up imap? > > > > > > I do have a header cache, but it still takes some time opening a > > > folder with a 1000+ or so messages. > > > > > > Any tips? > > > > Switching to `lmdb` backend made a significant speed upgrade difference for > > me.