Quanlong Huang has uploaded this change for review. ( http://gerrit.cloudera.org:8080/24844
Change subject: IMPALA-15037: Add profile counters for HBO ...................................................................... IMPALA-15037: Add profile counters for HBO This patch adds the following profile counters for HBO: - HBOStats.HitCount: Number of reads that found the key in the cache. - HBOStats.ReadCount: Number of cache-backend lookups performed. - HBOStats.ReadTime: Time spent reading HBO stats from the cache. - HBOStats.TotalTime: Total time in using HBO stats, including time spent in generating HBO key strings. Testing - Add e2e tests Assisted-by: Opus 4.8 (Claude Code) Change-Id: Ief6235094df8a16a283c395f74486d71c46bb142 --- M fe/src/main/java/org/apache/impala/planner/PlanNode.java M fe/src/main/java/org/apache/impala/service/HistoricalStats.java M tests/query_test/test_observability.py 3 files changed, 93 insertions(+), 16 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/44/24844/1 -- To view, visit http://gerrit.cloudera.org:8080/24844 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ief6235094df8a16a283c395f74486d71c46bb142 Gerrit-Change-Number: 24844 Gerrit-PatchSet: 1 Gerrit-Owner: Quanlong Huang <[email protected]>
