[HBASE-11446] Reduce the frequency of RNG calls in SecureWALCellCodec#EncryptedKvEncoder - ASF JIRA

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Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 0.99.0, 0.98.4
Component/s: None
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Description

By reducing the frequency of RNG calls in SecureWALCellCodec#EncryptedKvEncoder we can save 37% of on CPU time in that method and 3% of total on CPU time during an ingest test. WAL processing is a critical latency sensitive area.

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HBASE-11446.patch
03/Jul/14 05:55
8 kB
Andrew Kyle Purtell
HBASE-11446.patch
02/Jul/14 20:04
7 kB
Andrew Kyle Purtell
HBASE-11446.patch
01/Jul/14 02:08
3 kB
Andrew Kyle Purtell

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is required by

HBASE-11457 Increment HFile block encoding IVs accounting for ciper's internal use

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Assignee:: Andrew Kyle Purtell

Reporter:: Andrew Kyle Purtell

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Dates

Created:: 01/Jul/14 02:02

Updated:: 06/Apr/18 17:51

Resolved:: 04/Jul/14 17:53