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https://issues.apache.org/jira/browse/ZOOKEEPER-107?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13472153#comment-13472153
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Jacky007 commented on ZOOKEEPER-107:
------------------------------------
When this happens, the servers are inconsistent.
{noformat}
~$echo srvr | nc 127.0.0.1 11238
Zookeeper version: 3.5.0-1395456, built on 10/08/2012 06:12 GMT
Latency min/avg/max: 0/0/1
Received: 25
Sent: 24
Connections: 2
Outstanding: 0
Zxid: 0x200000000
Mode: leader
Node count: 6
{noformat}
{noformat}
~$echo srvr | nc 127.0.0.1 11241
Zookeeper version: 3.5.0-1395456, built on 10/08/2012 06:12 GMT
Latency min/avg/max: 0/0/1
Received: 25
Sent: 24
Connections: 2
Outstanding: 0
Zxid: 0x10000000b
Mode: follower
Node count: 6
{noformat}
{noformat}
~$echo srvr | nc 127.0.0.1 11244
Zookeeper version: 3.5.0-1395456, built on 10/08/2012 06:12 GMT
Latency min/avg/max: 0/0/1
Received: 25
Sent: 24
Connections: 2
Outstanding: 0
Zxid: 0x10000000b
Mode: follower
Node count: 6
{noformat}
> Allow dynamic changes to server cluster membership
> --------------------------------------------------
>
> Key: ZOOKEEPER-107
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-107
> Project: ZooKeeper
> Issue Type: Improvement
> Components: server
> Reporter: Patrick Hunt
> Assignee: Alexander Shraer
> Fix For: 3.5.0
>
> Attachments: SimpleAddition.rtf, zkreconfig-usenixatc-final.pdf,
> ZOOKEEPER-107-1-Mar.patch, ZOOKEEPER-107-20-July.patch,
> ZOOKEEPER-107-21-July.patch, ZOOKEEPER-107-22-Apr.patch,
> ZOOKEEPER-107-23-SEP.patch, ZOOKEEPER-107-28-Feb.patch,
> ZOOKEEPER-107-28-Feb.patch, ZOOKEEPER-107-29-Feb.patch,
> ZOOKEEPER-107-3-Oct.patch, ZOOKEEPER-107-Aug-20.patch,
> ZOOKEEPER-107-Aug-20-ver1.patch, ZOOKEEPER-107-Aug-25.patch,
> zookeeper-3.4.0.jar, zookeeper-dev-fatjar.jar,
> zookeeper-reconfig-sep11.patch, zookeeper-reconfig-sep12.patch,
> zoo_replicated1.cfg, zoo_replicated1.members
>
>
> Currently cluster membership is statically defined, adding/removing hosts
> to/from the server cluster dynamically needs to be supported.
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