On Fri, Mar 31, 2023 at 10:02:17AM -0400, Dan Ritter wrote: >I don't know about "best", but I tried out putting hcache on a tmpfs, >and I can confirm that for large Maildirs (5000+) it makes a visible >difference even on an all SSD system. awesome. I was hoping this would be the case. I'll stick with lmdb and point it at a tmpfs. --