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https://issues.apache.org/jira/browse/HBASE-7413?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13642406#comment-13642406
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Sergey Shelukhin commented on HBASE-7413:
-----------------------------------------
Questions from r that may be universally interesting:
- migration. Code to read old WALs is preserved (there's even a tests for
that). Anything that is not explicitly recognized as new PB WAL (via magic at
the start of the file) will be read using the old reader.
- perf. I ran I highly unscientific local perf test some time ago via
HLogPerformanceEvaluation and it showed on par/improved perf. I will try on
HDFS sometime soon.
> Convert WAL to pb
> -----------------
>
> Key: HBASE-7413
> URL: https://issues.apache.org/jira/browse/HBASE-7413
> Project: HBase
> Issue Type: Sub-task
> Components: wal
> Reporter: stack
> Assignee: Sergey Shelukhin
> Priority: Critical
> Fix For: 0.95.1
>
> Attachments: HBASE-7413-v0.patch, HBASE-7413-v1.patch,
> HBASE-7413-v2.patch, HBASE-7413-v3.patch, HBASE-7413-v4.patch
>
>
> From HBASE-7201
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