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https://issues.apache.org/jira/browse/HDFS-1580?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13014414#comment-13014414
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Todd Lipcon commented on HDFS-1580:
-----------------------------------
Hi Ivan and Jitendra. I've posted a patch for the edit log branch to HDFS-1799
that is a subset of this JIRA. It's different in that it doesn't make the
interface pluggable, nor does it cover log transfer capability yet. But you may
be interested to take a look at that and see if the interface seems to be
headed in a direction that's compatible with your goals. I think it should be
-- I started by merging your patch here and then ripped things out until it was
the minimal change to just refactor the file-specific code out of FSEditLog as
much as possible.
> Add interface for generic Write Ahead Logging mechanisms
> --------------------------------------------------------
>
> Key: HDFS-1580
> URL: https://issues.apache.org/jira/browse/HDFS-1580
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Ivan Kelly
> Attachments: HDFS-1580+1521.diff, HDFS-1580.diff,
> generic_wal_iface.pdf, generic_wal_iface.pdf, generic_wal_iface.pdf,
> generic_wal_iface.txt
>
>
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