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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2022/05/26 16:02:42 UTC

[GitHub] [hadoop] saintstack commented on a diff in pull request #4360: HDFS-16596. Improve the processing capability of FsDatasetAsyncDiskSe…

saintstack commented on code in PR #4360:
URL: https://github.com/apache/hadoop/pull/4360#discussion_r882832172


##########
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml:
##########
@@ -3003,10 +3003,10 @@
 </property>
 
 <property>
-  <name>dfs.datanode.fsdatasetasyncdisk.max.threads.per.volume</name>
-  <value>4</value>
+  <name>dfs.datanode.fsdatasetasyncdisk.core.threads.per.volume</name>
+  <value>1</value>
   <description>
-    The maximum number of threads per volume used to process async disk
+    The number of core threads per volume used to process async disk

Review Comment:
   Suggest you leave the old config alone and introduce a new one for core thread count.
   



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