[HDFS-6690] Deduplicate xattr names in memory - ASF JIRA

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Details

Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 2.5.0
Fix Version/s: 2.6.0
Component/s: namenode
Labels:
None

Target Version/s:

2.6.0

Description

When the same string is used repeatedly for an xattr name, we could potentially save some NN memory by deduplicating the strings.

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hdfs-6690.001.patch
15/Jul/14 23:35
2 kB
Andrew Wang
hdfs-6690.002.patch
16/Jul/14 18:20
2 kB
Andrew Wang
hdfs-6690.003.patch
16/Jul/14 21:42
3 kB
Andrew Wang

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Assignee:: Andrew Wang

Reporter:: Andrew Wang

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Dates

Created:: 15/Jul/14 21:15

Updated:: 01/Dec/14 03:07

Resolved:: 17/Jul/14 00:44