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https://issues.apache.org/jira/browse/HBASE-28246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17855789#comment-17855789
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Hudson commented on HBASE-28246:
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Results for branch branch-2.6
[build #143 on
builds.a.o|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.6/143/]:
(x) *{color:red}-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-2.6/143/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-2.6/143/JDK8_20Nightly_20Build_20Report_20_28Hadoop2_29/]
(x) {color:red}-1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.6/143/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-2.6/143/JDK11_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(x) {color:red}-1 source release artifact{color}
-- See build output for details.
(x) {color:red}-1 client integration test{color}
-- Something went wrong with this stage, [check relevant console
output|https://ci-hbase.apache.org/job/HBase%20Nightly/job/branch-2.6/143//console].
> Expose region cached size over JMX metrics and report in the RS UI
> ------------------------------------------------------------------
>
> Key: HBASE-28246
> URL: https://issues.apache.org/jira/browse/HBASE-28246
> Project: HBase
> Issue Type: Improvement
> Components: BucketCache
> Affects Versions: 2.6.0, 3.0.0-alpha-4, 2.4.17, 2.5.6, 4.0.0-alpha-1
> Reporter: Wellington Chevreuil
> Assignee: Wellington Chevreuil
> Priority: Major
> Fix For: 3.0.0-beta-1, 2.7.0
>
> Attachments: Screenshot 2023-12-06 at 22.58.17.png
>
>
> With large file based bucket cache, the prefetch executor can take long time
> to complete cache all of the dataset. It would be useful to report how much %
> of regions data is already cached, in order to give an idea of how much work
> prefetch executor has done.
> This PRs adds jmx metrics for region cache % and also reports the same in the
> RS UI "Store File Metrics" tab as below:
> !Screenshot 2023-12-06 at 22.58.17.png|width=658,height=114!
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