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https://issues.apache.org/jira/browse/CASSANDRA-5222?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13609026#comment-13609026
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Yuki Morishita commented on CASSANDRA-5222:
-------------------------------------------
In order to send "validation fail" back to the coordinator, we need to change
repair message format.
I will fix that in CASSANDRA-3112 first, which means pushing this to 2.0.
> OOM Exception during repair session with LeveledCompactionStrategy
> ------------------------------------------------------------------
>
> Key: CASSANDRA-5222
> URL: https://issues.apache.org/jira/browse/CASSANDRA-5222
> Project: Cassandra
> Issue Type: Bug
> Affects Versions: 1.0.0
> Environment: 3Gb Heap(12Gb per node RAM)
> 36 nodes, 0.9 Tb of data per node, Leveled compaction strategy, SSTable size
> =100Mb
> Reporter: Ivan Sobolev
> Assignee: Yuki Morishita
> Fix For: 1.1.11
>
> Attachments: 5222.txt, chunks.json, sstablescanner.png
>
>
> 1.8 Gb of heap is consumed with 12k SSTableBoundedScanner * 140kbytes
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