Hello,

I am using Lucene 2.4.0 and am  getting
org.apache.lucene.store.LockObtainFailedException's when I have a backed up
queue of items to index (with multiple concurrent writers).  Of course, if I
throttle all my writer threads to 1, I don't get the exception, but I'm
hoping to write faster than that.  Also, when I have multiple index writer
threads, it's not that much faster anyhow, I assume because the bottle neck
is on one the index file.

Will 2.9.0 help?  I've read about the near real time indexing.  Will this
allow me to have:
1) Multiple threads indexing items all at the same time, achieving
appreciably faster throughput than only one thread?
2) And avoid getting org.apache.lucene.store.LockObtainFailedException's?
3) Have this all near real time?  

And generally, if anybody has any advice on high-throughput indexing with
Lucene and what kind of numbers I can acheive, I'd welcome the feedback.

Thanks,
John
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