timmylicheng commented on a change in pull request #28: HDDS-1569 Support
creating multiple pipelines with same datanode
URL: https://github.com/apache/hadoop-ozone/pull/28#discussion_r335792190
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File path:
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfigKeys.java
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@@ -322,7 +322,15 @@
// the max number of pipelines can a single datanode be engaged in.
public static final String OZONE_DATANODE_MAX_PIPELINE_ENGAGEMENT =
"ozone.scm.datanode.max.pipeline.engagement";
- public static final int OZONE_DATANODE_MAX_PIPELINE_ENGAGEMENT_DEFAULT = 5;
+ // Setting to zero by default means this limit doesn't take effect.
+ public static final int OZONE_DATANODE_MAX_PIPELINE_ENGAGEMENT_DEFAULT = 0;
+
+ // Upper limit for how many pipelines can be created.
+ // Only for test purpose now.
+ public static final String OZONE_SCM_PIPELINE_NUMBER_LIMIT =
+ "ozone.scm.datanode.pipeline.number.limit";
Review comment:
Ok sure
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