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https://issues.apache.org/jira/browse/HBASE-29767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18044885#comment-18044885
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Hudson commented on HBASE-29767:
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Results for branch master
[build #1382 on
builds.a.o|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/]:
(x) *{color:red}-1 overall{color}*
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details (if available):
(x) {color:red}-1 general checks{color}
-- For more information [see general
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/General_20Nightly_20Build_20Report/]
(/) {color:green}+1 jdk17 hadoop3 checks{color}
-- For more information [see jdk17
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/JDK17_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(x) {color:red}-1 jdk17 hadoop 3.3.5 backward compatibility checks{color}
-- For more information [see jdk17
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/JDK17_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(x) {color:red}-1 jdk17 hadoop 3.3.6 backward compatibility checks{color}
-- For more information [see jdk17
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/JDK17_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(x) {color:red}-1 jdk17 hadoop 3.4.0 backward compatibility checks{color}
-- For more information [see jdk17
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/JDK17_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(x) {color:red}-1 jdk17 hadoop 3.4.1 backward compatibility checks{color}
-- For more information [see jdk17
report|https://ci-hbase.apache.org/job/HBase%20Nightly/job/master/1382/JDK17_20Nightly_20Build_20Report_20_28Hadoop3_29/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test for 3.3.5 {color}
(/) {color:green}+1 client integration test for 3.3.6 {color}
(/) {color:green}+1 client integration test for 3.4.0 {color}
(/) {color:green}+1 client integration test for 3.4.1 {color}
(/) {color:green}+1 client integration test for 3.4.2 {color}
> Fix IOTimePerHit NaN issue in BucketCacheStats
> ----------------------------------------------
>
> Key: HBASE-29767
> URL: https://issues.apache.org/jira/browse/HBASE-29767
> Project: HBase
> Issue Type: Improvement
> Components: BlockCache
> Reporter: guluo
> Priority: Minor
> Labels: pull-request-available
>
> When L2 BlockCache is enabled and no scans have been performed, the logs may
> show the following output.
> INFO [BucketCacheStatsExecutor] bucket.BucketCache: failedBlockAdditions=0,
> totalSize=98.19 MB, freeSize=98.18 MB, usedSize=15 KB, cacheSize=3.83 KB,
> accesses=12, hits=6, IOhitsPerSecond=0,
> {color:#ff0000}IOTimePerHit=NaN{color}, hitRatio=50.00%, cachingAccesses=12,
> cachingHits=6, cachingHitsRatio=50.00%, evictions=0, evicted=0,
> evictedPerRun=0.0, allocationFailCount=0
>
> Additionally, when opening the RegionServer UI, the Time per Hit field may
> aslo display NaN.
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