Best storage method for reader box

[Russ Allbery]

Mike Zanker <mike-sender-6677e0 at zanker.org> writes:

> I'm looking for the best compromise between news reader speed and 
> expire times.

> My own experience so far is that tradindexed offers good performance 
> for readers (fast XOVER and NEWNEWS) but can take ages to expire.

> Timecaf gives a relatively quick expire but XOVER is horrendous on a 
> group with a few thousand unread articles.

> How are timehash and CNFS in this respect?

I think that the performance that you're seeing is dominated by checking
for nonexistant articles.  If I'm right, timecaf is basically the worst
case there right now, I believe, and everything else is faster.

I've not noticed any significant performance issues with CNFS or timehash
in this regard.

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>

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