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I recommend using a bounded queue instead of checking the size and soing the if else everytime something like this might work ```java BlockingQueue<Runnable> linkedBlockingDeque = new LinkedBlockingDeque<Runnable>( 1); ExecutorService service = new ThreadPoolExecutor(1, 1, 30, TimeUnit.SECONDS, linkedBlockingDeque, new ThreadPoolExecutor.DiscardPolicy()); ``` - Slim Bouguerra On Nov. 19, 2019, 3:43 p.m., Attila Magyar wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/71784/ > ----------------------------------------------------------- > > (Updated Nov. 19, 2019, 3:43 p.m.) > > > Review request for hive, Laszlo Bodor, Harish Jaiprakash, Mustafa Iman, and > Panos Garefalakis. > > > Bugs: HIVE-22514 > https://issues.apache.org/jira/browse/HIVE-22514 > > > Repository: hive-git > > > Description > ------- > > HiveProtoLoggingHook uses a ScheduledThreadPoolExecutor to submit writer > tasks and to periodically handle rollover. The builtin > ScheduledThreadPoolExecutor uses a unbounded queue which cannot be replaced > from the outside. If log events are generated at a very fast rate this queue > can grow large. > > Since ScheduledThreadPoolExecutor does not support changing the default > unbounded queue to a bounded one, the queue capacity is checked manually by > the patch. > > > Diffs > ----- > > common/src/java/org/apache/hadoop/hive/conf/HiveConf.java a7687d59004 > ql/src/java/org/apache/hadoop/hive/ql/hooks/HiveProtoLoggingHook.java > 8eab54859bf > ql/src/test/org/apache/hadoop/hive/ql/hooks/TestHiveProtoLoggingHook.java > 450a0b544d6 > > > Diff: https://reviews.apache.org/r/71784/diff/1/ > > > Testing > ------- > > unittest > > > Thanks, > > Attila Magyar > >