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https://issues.apache.org/jira/browse/HDFS-13522?focusedWorklogId=779616&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-779616
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ASF GitHub Bot logged work on HDFS-13522:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 08/Jun/22 18:35
Start Date: 08/Jun/22 18:35
Worklog Time Spent: 10m
Work Description: hchaverri commented on code in PR #4311:
URL: https://github.com/apache/hadoop/pull/4311#discussion_r892732891
##########
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/ConnectionManager.java:
##########
@@ -203,9 +210,16 @@ public ConnectionContext
getConnection(UserGroupInformation ugi,
try {
pool = this.pools.get(connectionId);
if (pool == null) {
+ if(!alignmentContexts.containsKey(nsId)) {
+ synchronized (alignmentContexts) {
+ if(!alignmentContexts.containsKey(nsId)) {
+ alignmentContexts.put(nsId, new ClientGSIContext());
+ }
+ }
+ }
Review Comment:
ConcurrentHashMap#putIfAbsent should help with this
Issue Time Tracking
-------------------
Worklog Id: (was: 779616)
Time Spent: 9h 50m (was: 9h 40m)
> RBF: Support observer node from Router-Based Federation
> -------------------------------------------------------
>
> Key: HDFS-13522
> URL: https://issues.apache.org/jira/browse/HDFS-13522
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: federation, namenode
> Reporter: Erik Krogen
> Assignee: Simbarashe Dzinamarira
> Priority: Major
> Labels: pull-request-available
> Attachments: HDFS-13522.001.patch, HDFS-13522.002.patch,
> HDFS-13522_WIP.patch, RBF_ Observer support.pdf, Router+Observer RPC
> clogging.png, ShortTerm-Routers+Observer.png
>
> Time Spent: 9h 50m
> Remaining Estimate: 0h
>
> Changes will need to occur to the router to support the new observer node.
> One such change will be to make the router understand the observer state,
> e.g. {{FederationNamenodeServiceState}}.
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