[HDFS-279] Generation stamp value should be validated when creating a Block - ASF JIRA

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Type: Improvement
Status: Resolved
Priority: Major
Resolution: Not A Problem
Affects Version/s: None
Fix Version/s: None
Component/s: None
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Description

In hdfs, generation stamps < GenerationStamp.FIRST_VALID_STAMP are reserved values but not valid generation stamps. Incorrect uses of the reserved values may cause unexpected behavior. We should validate generation stamp when creating a Block.

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HADOOP-5384 DataNodeCluster should not create blocks with generationStamp == 1

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Assignee:: Unassigned

Reporter:: Tsz-wo Sze

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Dates

Created:: 05/Mar/09 22:57

Updated:: 22/Jul/14 01:13

Resolved:: 22/Jul/14 01:13