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https://issues.apache.org/jira/browse/CASSANDRA-2443?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13774541#comment-13774541
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Jonathan Ellis commented on CASSANDRA-2443:
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Not without implementing it :)
But in theory, preheating a subset of keys would be more effective for
larger-than-memory datasets...
> Stream key/row caches during bootstrap
> --------------------------------------
>
> Key: CASSANDRA-2443
> URL: https://issues.apache.org/jira/browse/CASSANDRA-2443
> Project: Cassandra
> Issue Type: Improvement
> Reporter: Chris Goffinet
> Priority: Minor
> Labels: ponies
>
> When adding new nodes to an existing cluster, if we streamed key and row
> caches over right before node came into cluster, we could minimize the impact
> of a cold node, and reduce the time for the node to get 'warmed' up.
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