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https://issues.apache.org/jira/browse/HBASE-8034?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13596835#comment-13596835
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Ted Yu commented on HBASE-8034:
-------------------------------
{code}
+ // Estimate 98% of the file is data for old files.
+ this.diskDataSize = (b != null) ? Bytes.toLong(b) :
(long)(this.reader.length() * 0.98);
{code}
@Sergey:
Can you clarify what file versions are considered 'old files' ?
> record on-disk data size for store file and make it available during writing
> ----------------------------------------------------------------------------
>
> Key: HBASE-8034
> URL: https://issues.apache.org/jira/browse/HBASE-8034
> Project: HBase
> Issue Type: Task
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Priority: Minor
> Attachments: HBASE-8034-v0.patch
>
>
> To better estimate the size of data in the file, and to be able to split
> files intelligently during any multi-file compactor like stripe or level.
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