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From "Zhong Yanghong (Jira)" <j...@apache.org>
Subject [jira] [Updated] (KYLIN-4507) Override getSocketAddress() in TCPMemcachedNodeImpl to achieve same hostname with ip changing
Date Wed, 20 May 2020 09:37:00 GMT

     [ https://issues.apache.org/jira/browse/KYLIN-4507?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Zhong Yanghong updated KYLIN-4507:
----------------------------------
    Description: 
When deploying memcached to k8s, it's probably that a memcached instance goes up & down.
During the process, its hostname can be unchanged while its ip changes.

Therefore, we override the getSocketAddress() in TCPMemcachedNodeImpl to uncache ip for hostname
to make it possible for Kylin to be able to auto detect memcached instance ip change.

  was:When deploying memcached to k8s, it's probably that memcached instances changes with
ip change. For Kylin configuration, we use the hostname of memcached instances. If we can
always keep the hostname unchanged, by overriding the 


> Override getSocketAddress() in TCPMemcachedNodeImpl to achieve same hostname with ip
changing
> ---------------------------------------------------------------------------------------------
>
>                 Key: KYLIN-4507
>                 URL: https://issues.apache.org/jira/browse/KYLIN-4507
>             Project: Kylin
>          Issue Type: Sub-task
>            Reporter: Zhong Yanghong
>            Assignee: Zhong Yanghong
>            Priority: Major
>
> When deploying memcached to k8s, it's probably that a memcached instance goes up &
down. During the process, its hostname can be unchanged while its ip changes.
> Therefore, we override the getSocketAddress() in TCPMemcachedNodeImpl to uncache ip for
hostname to make it possible for Kylin to be able to auto detect memcached instance ip change.



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