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https://issues.apache.org/jira/browse/HBASE-12213?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14642948#comment-14642948
]
Hudson commented on HBASE-12213:
--------------------------------
FAILURE: Integrated in HBase-TRUNK #6679 (See
[https://builds.apache.org/job/HBase-TRUNK/6679/])
HBASE-14063 Use BufferBackedCell in read path after HBASE-12213 and
(ramkrishna: rev 3f80e0ea4f101298d9dbd574ffcf388afb621d55)
* hbase-common/src/main/java/org/apache/hadoop/hbase/util/ByteBufferUtils.java
*
hbase-common/src/main/java/org/apache/hadoop/hbase/ByteBufferedKeyOnlyKeyValue.java
*
hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/BufferedDataBlockEncoder.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/KeyValue.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/NoTagsKeyValue.java
* hbase-common/src/test/java/org/apache/hadoop/hbase/TestOffheapKeyValue.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/SizeCachedNoTagsKeyValue.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/OffheapKeyValue.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/OffheapKeyOnlyKeyValue.java
* hbase-server/src/main/java/org/apache/hadoop/hbase/util/BloomFilterUtil.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.java
* hbase-common/src/main/java/org/apache/hadoop/hbase/KeyValueUtil.java
*
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/bucket/TestByteBufferIOEngine.java
*
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/ByteBufferIOEngine.java
> HFileBlock backed by Array of ByteBuffers
> -----------------------------------------
>
> Key: HBASE-12213
> URL: https://issues.apache.org/jira/browse/HBASE-12213
> Project: HBase
> Issue Type: Sub-task
> Components: regionserver, Scanners
> Reporter: Anoop Sam John
> Assignee: ramkrishna.s.vasudevan
> Attachments: HBASE-12213_1.patch, HBASE-12213_10_withBBI.patch,
> HBASE-12213_11_withBBI.patch, HBASE-12213_12_withBBI.patch,
> HBASE-12213_12_withBBI.patch, HBASE-12213_13_withBBI.patch,
> HBASE-12213_14_withBBI.patch, HBASE-12213_2.patch, HBASE-12213_4.patch,
> HBASE-12213_8_withBBI.patch, HBASE-12213_9_withBBI.patch,
> HBASE-12213_final.patch, HBASE-12213_jmh.zip
>
>
> In L2 cache (offheap) an HFile block might have been cached into multiple
> chunks of buffers. If HFileBlock need single BB, we will end up in recreation
> of bigger BB and copying. Instead we can make HFileBlock to serve data from
> an array of BBs.
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