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Zookeeper >> mail # user >> question on data expiry

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Re: question on data expiry

On 5 July 2013 06:36, H  A  B  E  E B <[EMAIL PROTECTED]> wrote:
> (I could not find an answer anywhere hence looking for help here)
> This is a multi region setup, where leader/follower is one region and
> observers in another 2 regions.
> We recently had an issue with the inter region connectivity where the
> observers were not able to contact the leader.
> At the same time we happened to notice that new connection to 'zookeeper
> observer' started failing and we logged in to the zkCli.sh and did ls /
> there was no data.
> Is this expected? Is there anyway we can control the expiry?
> Once the inter region connectivity was restored, the 'zookeeper observer'
> picked up the latest snapshot from the leader.
> Is there any best practices which could withstand a WAN failure?

I am guessing this would help: