[jira] [Assigned] (SPARK-36423) Randomize blocks within a push request before pushing to improve block merge ratio
[ https://issues.apache.org/jira/browse/SPARK-36423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Mridul Muralidharan reassigned SPARK-36423: --- Assignee: Min Shen > Randomize blocks within a push request before pushing to improve block merge > ratio > -- > > Key: SPARK-36423 > URL: https://issues.apache.org/jira/browse/SPARK-36423 > Project: Spark > Issue Type: Sub-task > Components: Shuffle, Spark Core >Affects Versions: 3.2.0 >Reporter: Min Shen >Assignee: Min Shen >Priority: Major > > On the client side, we are currently randomizing the order of push requests > before processing each request. In addition we can further randomize the > order of blocks within each push request before pushing them. > In our benchmark, this has resulted in a 60%-70% reduction of blocks that > fail to be merged due to bock collision (the existing block merge ratio is > already pretty good in general, and this further improves it). -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Assigned] (SPARK-36423) Randomize blocks within a push request before pushing to improve block merge ratio
[ https://issues.apache.org/jira/browse/SPARK-36423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-36423: Assignee: (was: Apache Spark) > Randomize blocks within a push request before pushing to improve block merge > ratio > -- > > Key: SPARK-36423 > URL: https://issues.apache.org/jira/browse/SPARK-36423 > Project: Spark > Issue Type: Sub-task > Components: Shuffle, Spark Core >Affects Versions: 3.2.0 >Reporter: Min Shen >Priority: Major > > On the client side, we are currently randomizing the order of push requests > before processing each request. In addition we can further randomize the > order of blocks within each push request before pushing them. > In our benchmark, this has resulted in a 60%-70% reduction of blocks that > fail to be merged due to bock collision (the existing block merge ratio is > already pretty good in general, and this further improves it). -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Assigned] (SPARK-36423) Randomize blocks within a push request before pushing to improve block merge ratio
[ https://issues.apache.org/jira/browse/SPARK-36423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-36423: Assignee: Apache Spark > Randomize blocks within a push request before pushing to improve block merge > ratio > -- > > Key: SPARK-36423 > URL: https://issues.apache.org/jira/browse/SPARK-36423 > Project: Spark > Issue Type: Sub-task > Components: Shuffle, Spark Core >Affects Versions: 3.2.0 >Reporter: Min Shen >Assignee: Apache Spark >Priority: Major > > On the client side, we are currently randomizing the order of push requests > before processing each request. In addition we can further randomize the > order of blocks within each push request before pushing them. > In our benchmark, this has resulted in a 60%-70% reduction of blocks that > fail to be merged due to bock collision (the existing block merge ratio is > already pretty good in general, and this further improves it). -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org