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From Toke Eskildsen>
Subject RE: Caused by: java.lang.OutOfMemoryError: Map failed
Date Sat, 08 Nov 2014 01:00:15 GMT
Brian Call [] wrote:
> Yep, you guys are correct, I’m supporting a slightly older version of our product based
> on Lucene 3. 

> In my previous email I forgot to mention that I also bumped up the maximum allowable
> file handles per process to 16k, which had been working well.

If you don't use compound indexes and all your indexes are handled under the same process
constraint, then 16K seems quite low for hundreds of indexes. You could check by issuing a
file count on your index folders.

- Toke Eskildsen

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