chore: merge release/26.02.0 to main#4144
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rahulguptajss merged 8 commits intomainfrom Feb 16, 2026
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Pull request overview
This PR merges the release/26.02.0 branch to main, bringing in a major release that adds BETA E-Series collector support, fixes a critical FlexGroup latency calculation bug in the KeyPerf collector, and includes various improvements and bug fixes.
Changes:
- Adds comprehensive E-Series collector infrastructure with 4 dashboards (Array, Controller, Hardware, Volume) and 58 metrics
- Fixes KeyPerf collector's FlexGroup latency calculation to properly handle
latency_rawmetric keys - Corrects E-Series dashboard unit displays from megabytes to bytes with proper conversions in the backend
- Adds new qtree KeyPerf configuration for ONTAP 9.16.0+ with extended performance monitoring support
- Improves error handling by using
RestErrorstruct andClonedString()for gjson results
Reviewed changes
Copilot reviewed 27 out of 27 changed files in this pull request and generated no comments.
Show a summary per file
| File | Description |
|---|---|
| mcp/metadata/eseries_metrics.json | New metadata file with descriptions for 58 E-Series metrics |
| mcp/cmd/loader/loader.go | Added E-Series metrics to the loader |
| docs/eseries-metrics.md | Comprehensive documentation for E-Series metrics (1071 lines) |
| mkdocs.yml | Added E-Series metrics documentation to navigation |
| cmd/tools/generate/* | E-Series counter generation templates and code |
| cmd/collectors/volume.go | Fixed FlexGroup latency aggregation to handle latency_raw keys |
| cmd/collectors/keyperf/plugins/volume/volume_test.go | Comprehensive tests for the latency fix (270 lines) |
| grafana/dashboards/eseries/*.json | Dashboard updates with corrected units and label names |
| conf/*/wafl_hya_sizer.yaml | Fixed FlashPool metric duplication by adding aggr instance key |
| conf/keyperf/9.16.0/qtree.yaml | New qtree configuration for extended performance monitoring |
| cmd/collectors/eseries/plugins/hardware/controller.go | Fixed memory capacity unit conversions (MiB to bytes) |
| cmd/collectors/eseries/rest/client.go | Improved error handling with RestError and ClonedString usage |
| docs/*-metrics.md | Updated creation dates to 2026-Feb-13 |
| CHANGELOG.md | Added comprehensive 26.02.0 release notes |
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rahulguptajss
approved these changes
Feb 16, 2026
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