xiaoyuyao 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_r337784877
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File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/states/Node2PipelineMap.java
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@@ -71,6 +71,10 @@ public synchronized void addPipeline(Pipeline pipeline) {
UUID dnId = details.getUuid();
dn2ObjectMap.computeIfAbsent(dnId, k -> ConcurrentHashMap.newKeySet())
.add(pipeline.getId());
+ dn2ObjectMap.computeIfPresent(dnId, (k, v) -> {
+ v.add(pipeline.getId());
Review comment:
why do we need to add the dn->pipelineId in 75 since line 73 already add it?
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