Details
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Type:
Sub-task
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Status: Resolved
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: QuorumJournalManager (HDFS-3077)
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Fix Version/s: QuorumJournalManager (HDFS-3077)
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Component/s: namenode
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Labels:None
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Target Version/s:
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Hadoop Flags:Reviewed
Description
This API is currently marked TODO. We need it to maintain bounded disk space usage on the JournalNode storage.
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+1, the patch looks good to me.
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Aaron T. Myers
added a comment - +1, the patch looks good to me.
Committed to branch, thanks for the review.
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Todd Lipcon
added a comment - Committed to branch, thanks for the review.
Attached patch implements purgeEditLogs() by RPCing to the JNs. It's asynchronous (i.e we don't wait for a quorum), but that's OK because this is just a cleanup method. If it fails, we'll purge those entries next time.