PHOENIX-7729: Identify top N slowest parallel scans for metrics reporting#2337

Merged

sanjeet006py merged 46 commits intoapache:masterfrom

sanjeet006py:slowest-scan-metrics

Feb 8, 2026

Commits on Sep 10, 2025

Consume new metrics added in HBase for bytes read from cache vs FS vs memstore and block count read from FS
Sanjeet Malhotra
committed

Commits on Sep 21, 2025

Account for cross RS scans from Unconvered indexex and read repairs
Sanjeet Malhotra
committed

Commits on Sep 22, 2025

Add tests for different query plans
Sanjeet Malhotra
committed

Commits on Sep 23, 2025

Added tests for different query plans
Sanjeet Malhotra
committed
Added tests for different query plans
Sanjeet Malhotra
committed

Commits on Sep 24, 2025

Prepare to create PR
Sanjeet Malhotra
committed
Prepare to create PR
Sanjeet Malhotra
committed
Make it backward compatible
Sanjeet Malhotra
committed

Commits on Oct 8, 2025

Add phoenix-hbase-compat-2.6.4
Sanjeet Malhotra
committed
Merge branch 'master' into new-hbase-metrics
Sanjeet Malhotra
committed
Fix 2.6.4 compat module build
Sanjeet Malhotra
committed
Fix modules list with new phoenix-hbase-compat-2.6.4
Sanjeet Malhotra
committed

Commits on Oct 15, 2025

Slowest scan metrics initial metrics
Sanjeet Malhotra
committed
Add flag for noop
Sanjeet Malhotra
committed

Commits on Oct 16, 2025

Add iterator Id
Sanjeet Malhotra
committed

Commits on Oct 18, 2025

Capture top N slowest scan paths and scan metrics by region
Sanjeet Malhotra
committed
Integrate scan metrics by region
Sanjeet Malhotra
committed

Commits on Oct 23, 2025

Expose toJson()
Sanjeet Malhotra
committed

Commits on Oct 28, 2025

Get a working implmentation for top N slowest scans
Sanjeet Malhotra
committed

Commits on Nov 5, 2025

Commit perf validated changes
Sanjeet Malhotra
committed

Commits on Nov 6, 2025

Addig ITs
Sanjeet Malhotra
committed
Addig ITs
Sanjeet Malhotra
committed

Commits on Nov 7, 2025

Addig ITs
Sanjeet Malhotra
committed

Commits on Nov 8, 2025

Addig ITs
Sanjeet Malhotra
committed

Commits on Nov 9, 2025

Adding ITs
Sanjeet Malhotra
committed

Commits on Nov 11, 2025

Adding ITs for non-Ultra HA
Sanjeet Malhotra
committed

Commits on Nov 13, 2025

Add Ultra HA ITs and UTs
Sanjeet Malhotra
committed
Merge remote-tracking branch 'apache/master' into slowest-scan-metrics
Sanjeet Malhotra
committed
Add paging related IT
Sanjeet Malhotra
committed
Merge remote-tracking branch 'apache/master' into new-hbase-metrics
Sanjeet Malhotra
committed
Merge branch 'new-hbase-metrics' into slowest-scan-metrics
Sanjeet Malhotra
committed
Prepare to create PR
Sanjeet Malhotra
committed

Commits on Dec 4, 2025

For demo
Sanjeet Malhotra
committed

Commits on Dec 26, 2025

Merge branch 'master' into slowest-scan-metrics
Sanjeet Malhotra
committed

Commits on Dec 27, 2025

Prepare for PR review
Sanjeet Malhotra
committed

Commits on Dec 28, 2025

Run tests only for HBase 2.6.4 and beyond
Sanjeet Malhotra
committed

Commits on Dec 30, 2025

Fix PR validation issues
Sanjeet Malhotra
committed

Commits on Dec 31, 2025

Address Hari's comments
Sanjeet Malhotra
committed
Remove references to ScanMetricsGroup
Sanjeet Malhotra
committed
Cleanup code post removing ScanMetricsGroup
Sanjeet Malhotra
committed
Cover edge case
Sanjeet Malhotra
committed

Commits on Feb 5, 2026

Address Hari's comments
Sanjeet Malhotra
committed
Address Hari's comments
Sanjeet Malhotra
committed
Fix checkstyle
Sanjeet Malhotra
committed

Commits on Feb 6, 2026

Fix checkstyle
Sanjeet Malhotra
committed

Commits on Feb 7, 2026

Switch to HBase 2.5 as default
Sanjeet Malhotra
committed