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https://issues.apache.org/jira/browse/HBASE-27646?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17703023#comment-17703023
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Hudson commented on HBASE-27646:
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Results for branch branch-2.4
[build #534 on
builds.a.o|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/534/]:
(/) *{color:green}+1 overall{color}*
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details (if available):
(/) {color:green}+1 general checks{color}
-- For more information [see general
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/534/General_20Nightly_20Build_20Report/]
(/) {color:green}+1 jdk8 hadoop2 checks{color}
-- For more information [see jdk8 (hadoop2)
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/534/JDK8_20Nightly_20Build_20Report_20_28Hadoop2_29/]
(/) {color:green}+1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/534/JDK8_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(/) {color:green}+1 jdk11 hadoop3 checks{color}
-- For more information [see jdk11
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.4/534/JDK11_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test{color}
> Should not use pread when prefetching in HFilePreadReader
> ---------------------------------------------------------
>
> Key: HBASE-27646
> URL: https://issues.apache.org/jira/browse/HBASE-27646
> Project: HBase
> Issue Type: Improvement
> Components: Performance
> Affects Versions: 2.5.3
> Reporter: Xiaolin Ha
> Assignee: Xiaolin Ha
> Priority: Minor
> Fix For: 2.6.0, 3.0.0-alpha-4, 2.4.17, 2.5.4
>
>
> While prefetchOnOpen will read althrough the hfile, we should use stream read
> for it.
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