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Andrew Purtell updated HBASE-14738:
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Assignee: (was: Andrew Purtell)
> Backport HBASE-11927 (Use Native Hadoop Library for
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Andrew Purtell updated HBASE-14738:
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Fix Version/s: (was: 0.98.17)
Unscheduling. I'm not seeing gains worth the risk of
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Andrew Purtell updated HBASE-14738:
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Status: Open (was: Patch Available)
> Backport HBASE-11927 (Use Native Hadoop Library for
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Andrew Purtell updated HBASE-14738:
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Fix Version/s: (was: 0.98.16)
0.98.17
Let me move this to 0.98.17
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Andrew Purtell updated HBASE-14738:
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Attachment: HBASE-14738-0.98.patch
Attaching first cut. Differences from original commit:
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Andrew Purtell updated HBASE-14738:
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Status: Patch Available (was: Open)
> Backport HBASE-11927 (Use Native Hadoop Library for
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Andrew Purtell updated HBASE-14738:
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Release Note:
Checksumming is cpu intensive. HBase computes additional checksums for HFiles
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Andrew Purtell updated HBASE-14738:
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Description:
Profiling 0.98.15 I see 20-30% of CPU time spent in Hadoop's PureJavaCrc32. Not
