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https://issues.apache.org/jira/browse/CASSANDRA-11365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15212700#comment-15212700
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Paulo Motta commented on CASSANDRA-11365:
-----------------------------------------

yes, make sure to run repair, since your node might be missing data from the 
lost disk.

> Recovering failed from a single disk failure using JBOD
> -------------------------------------------------------
>
>                 Key: CASSANDRA-11365
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11365
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>         Environment: cassandra 2.1.11
> jdk 1.7
>            Reporter: zhaoyan
>            Assignee: Paulo Motta
>              Labels: docs-impacting
>
> one cassandra node's one disk is failture. so it is down.
> i try recovering the node follow:
> https://docs.datastax.com/en/cassandra/2.1/cassandra/operations/opsRecoverUsingJBOD.html
> but i get follow error when restart the node:
> ERROR 02:58:00 Exception encountered during startup
> java.lang.RuntimeException: A node with address /192.168.xx.xx already 
> exists, cancelling join. Use cassandra.replace_address if you want to replace 
> this node.
>         at 
> org.apache.cassandra.service.StorageService.checkForEndpointCollision(StorageService.java:543)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.StorageService.prepareToJoin(StorageService.java:788)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.StorageService.initServer(StorageService.java:720)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.StorageService.initServer(StorageService.java:611)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:387) 
> [apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:562)
>  [apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:651) 
> [apache-cassandra-2.1.11.jar:2.1.11]
> java.lang.RuntimeException: A node with address /192.168.xx.xx already 
> exists, cancelling join. Use cassandra.replace_address if you want to replace 
> this node.
>         at 
> org.apache.cassandra.service.StorageService.checkForEndpointCollision(StorageService.java:543)
>         at 
> org.apache.cassandra.service.StorageService.prepareToJoin(StorageService.java:788)
>         at 
> org.apache.cassandra.service.StorageService.initServer(StorageService.java:720)
>         at 
> org.apache.cassandra.service.StorageService.initServer(StorageService.java:611)
>         at 
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:387)
>         at 
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:562)
>         at 
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:651)
> Exception encountered during startup: A node with address /192.168.xx.xxxx 
> already exists, cancelling join. Use cassandra.replace_address if you want to 
> replace this node.
> INFO  02:58:00 Announcing shutdown
> INFO  02:58:02 Waiting for messaging service to quiesce



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