pnowojski commented on a change in pull request #11567: [FLINK-16645] Limit the
maximum backlogs in subpartitions
URL: https://github.com/apache/flink/pull/11567#discussion_r400319549
##########
File path:
flink-core/src/main/java/org/apache/flink/configuration/NettyShuffleEnvironmentOptions.java
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@@ -174,6 +174,19 @@
" help relieve back-pressure caused by
unbalanced data distribution among the subpartitions. This value should be" +
" increased in case of higher round trip times
between nodes and/or larger number of machines in the cluster.");
+ /**
+ * Number of max backlogs can be used for each output subparition.
+ */
+ @Documentation.Section(Documentation.Sections.ALL_TASK_MANAGER_NETWORK)
+ public static final ConfigOption<Integer>
NETWORK_MAX_BACKLOGS_PER_SUBPARTITION =
+ key("taskmanager.network.max-backlogs-per-subpartition")
Review comment:
rename to `max-buffers-per-channel` to be consistent with
`buffers-per-channel`?
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