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https://issues.apache.org/jira/browse/IGNITE-18755?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mirza Aliev updated IGNITE-18755:
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Labels: ignite-3 tech-debt (was: ignite-3)
> Empty data nodes list of a distribution zone.
> ---------------------------------------------
>
> Key: IGNITE-18755
> URL: https://issues.apache.org/jira/browse/IGNITE-18755
> Project: Ignite
> Issue Type: Improvement
> Reporter: Sergey Uttsel
> Assignee: Sergey Uttsel
> Priority: Major
> Labels: ignite-3, tech-debt
> Time Spent: 40m
> Remaining Estimate: 0h
>
> h3. Motivation
> In some cases list of data nodes for the distribution zone can be empty. For
> example when scale down timer is expired and removed all data nodes. It can
> leads to the data loss.
> We need a proper solution to this problem as part of the improvement of the
> rebalance. But for now, we need to make a temp solution to this problem and
> not change the list of data nodes if this will lead to the empty list.
> h3. Definition of Done
> DistributionZoneManager doesn't save the list of data nodes to meta storage
> if it is empty.
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