Other questions besides Grants...
What is the overall response time? If your overall response time is 10
seconds, tuning Lucene won't help you much.
Are you re-opening a searcher each time? This is bad.
How many documents are you finding and are you iterating over a Hits object
for more than 10
Have you done any profiling of your application yet to identify
bottlenecks (i.e. are you sure it is Lucene)? Without some
profiling, you really will just be guessing. Also, search this and
the dev. list for performance, as there have been many lengthy
discussions in the past on optimizat