HyukjinKwon commented on a change in pull request #23519: [SPARK-26601][SQL] Make broadcast-exchange thread pool configurable URL: https://github.com/apache/spark/pull/23519#discussion_r247748426
########## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/StaticSQLConf.scala ########## @@ -126,4 +126,10 @@ object StaticSQLConf { .intConf .createWithDefault(1000) + val MAX_BROADCAST_EXCHANGE_THREADNUMBER = + buildStaticConf("spark.sql.broadcastExchange.maxThreadNumber") + .doc("MAX number of threads can hold by BroadcastExchangeExec which controls" + Review comment: Still, users won't know what's `BroadcastExchangeExec` and `MAX number of threads`. Please do your diligence for this doc. Also, we might have to describe when to increase and when to decrease. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org