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https://issues.apache.org/jira/browse/SOLR-13884?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yonik Seeley updated SOLR-13884:
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Description:
When multiple collection creations are done concurrently with a
collection-level policy, multiple replicas of a single shard can end up on the
same node, violating the specified policy.
This was observed on both 8.2 and master.
was:
When multiple collection creations are done concurrently, the cluster can end
up very unbalanced, with many (or most) replicas going to a small set of nodes.
This was observed on both 8.2 and master.
Summary: Concurrent collection creation leads to multiple replicas
placed on same node (was: Concurrent collection creation leads to unbalanced
cluster)
> Concurrent collection creation leads to multiple replicas placed on same node
> -----------------------------------------------------------------------------
>
> Key: SOLR-13884
> URL: https://issues.apache.org/jira/browse/SOLR-13884
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Yonik Seeley
> Priority: Major
> Time Spent: 40m
> Remaining Estimate: 0h
>
> When multiple collection creations are done concurrently with a
> collection-level policy, multiple replicas of a single shard can end up on
> the same node, violating the specified policy.
> This was observed on both 8.2 and master.
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