I'm running a Linux box as my mail server running qmail and a patched
version of the IMAP 4.5 server that supports Maildirs. I have a lot of mail:
my Maildir has 5086 messages in it to be precise. Recently (i.e., in the
last 500 messages or so) retreiving mail has become *painfully* slow.
Looking at "top," I find that imapd is * the CPU, taking 97% of the
CPU just to open a mail message. Huh? Wasn't a Maildir supposed to solve
this? Or is this a fundamental filesysem problem? What might be going on? (I
have plenty of memory and imapd is only using 2Mb -- it's not a swapping