[HDFS-6545] Finalizing rolling upgrade can make NN unavailable for a long duration - ASF JIRA

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Type: Improvement
Status: Closed
Priority: Critical
Resolution: Fixed
Affects Version/s: 2.4.0
Fix Version/s: 2.5.0
Component/s: None
Labels:
None

Target Version/s:

2.5.0
Hadoop Flags:

Reviewed

Description

In FSNamesystem#finalizeRollingUpgrade(), saveNamespace() is directly called. For name nodes with a big name space, it can take minutes to save a new fsimage.

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HDFS-6545.patch
16/Jun/14 21:28
1 kB
Kihwal Lee
HDFS-6545.v2.patch
17/Jun/14 13:48
1 kB
Kihwal Lee

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Assignee:: Kihwal Lee

Reporter:: Kihwal Lee

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Dates

Created:: 16/Jun/14 20:54

Updated:: 03/Sep/14 20:34

Resolved:: 17/Jun/14 18:01