The directory caches are too small to help with news. Thats something we need
to look hard at.
> If you want direct access to the news storage, then it'd be better to drop
> the idea of a file system entirely. There are better ways... for instance,
> a bunch of huge cyclic files (one for each range of article expiry dates).
Yep however in the meantime noatime is a huge win. If we ever go to a log based
fs it will be superb (on a solaris box with logging ufs the log disk is
basically jammed with atime updates on a big news server).
Alan