[infinispan-issues] [JBoss JIRA] (ISPN-6187) Nodes should be recognized if they join a cluster again if PartitionHandling is active

Dan Berindei (JIRA) issues at jboss.org
Tue Apr 25 04:06:00 EDT 2017


     [ https://issues.jboss.org/browse/ISPN-6187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dan Berindei updated ISPN-6187:
-------------------------------
    Description: 
If a node leave a cluster by crash/power or network problems and is restarted the ID has changed and it is a NEW node.
In case of PartitionHandling enabled the cluster can be in a state where it is impossible to recover automatically.
As ISPN8 will have a new feature "persistent" address, which is used for CH only at this moment, this address can be used for PH as well.

As a result the node join as known and can be
1. filled with data via state-transfer if the remaining cluster is the major partition and AVAILABLE.
2. filled with data if at least one owner is inside the remaining cluster
  equal splitt with numOwner>numNode/2
3. full cluster rebalance with WARN/ERROR if there is a possible loss of data


  was:
If a node leave a cluster by crash/power or network problems and is restarted the ID has changed and it is a NEW node.
In case of PartitionHandling enabled the cluster can be in a state where it is impossible to recover automatically.
As ISPN8 will have a new feature "persistent" address, which is used for CH only at this moment, this address can be used for PH as well.

As a result the node join as known and can be
- filled with data via state-transfer if the remaining cluster is the major partition and AVAILABLE.
- filled with data if at least one owner is inside the remaining cluster
  equal splitt with numOwner>numNode/2
- full cluster rebalance with WARN/ERROR if there is a possible loss of data




> Nodes should be recognized if they join a cluster again if PartitionHandling is active
> --------------------------------------------------------------------------------------
>
>                 Key: ISPN-6187
>                 URL: https://issues.jboss.org/browse/ISPN-6187
>             Project: Infinispan
>          Issue Type: Enhancement
>          Components: Core
>            Reporter: Wolf-Dieter Fink
>              Labels: partition_handling
>
> If a node leave a cluster by crash/power or network problems and is restarted the ID has changed and it is a NEW node.
> In case of PartitionHandling enabled the cluster can be in a state where it is impossible to recover automatically.
> As ISPN8 will have a new feature "persistent" address, which is used for CH only at this moment, this address can be used for PH as well.
> As a result the node join as known and can be
> 1. filled with data via state-transfer if the remaining cluster is the major partition and AVAILABLE.
> 2. filled with data if at least one owner is inside the remaining cluster
>   equal splitt with numOwner>numNode/2
> 3. full cluster rebalance with WARN/ERROR if there is a possible loss of data



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