Thank you for all answers.
The basic solution was commit rarely with an Scheduled Task or manually
commit and keep heap size to minimun to GC run often and parallelly to
release Memory Usage .
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5 April 2019, Apache Lucene™ 6.6.6 available
The Lucene PMC is pleased to announce the release of Apache Lucene 6.6.6.
Apache Lucene is a high-performance, full-featured text search engine
library written entirely in Java. It is a technology suitable for nearly
any application that requires full-
