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Nobl9 application (1.182.0)

ยท 2 min read
We've just released Nobl9 1.182.0! Release highlights:
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new
improved

Release detailsโ€‹


new
Alert policy analyzerโ€‹

Alert policy analyzer is now available as a Nobl9 Labs feature. It simulates how an alert policy would have behaved against an SLO's historical data before the policy goes live.

Use it to tune alert conditions, validate alert sensitivity, reduce noisy alerts, and compare policy behavior against real budget changes from a selected historical interval.

Labs feature

This feature is experimental and subject to change. We welcome any feedback as we refine its functionality.

Triggering alert analysis from SLO details
Triggering alert analysis from SLO details

Start an analysis from SLO details, choose the objective and historical interval, then define the alert policy conditions to test. You can use Auto-fill from time range to generate an initial condition from the budget drop observed over the selected interval and adjust it before running the simulation. After the simulation completes, review the detected alerts, error budget remaining chart, and per-condition charts to decide whether the policy is ready or needs adjustment.

Complete alert analysis view
Complete alert analysis view

new
Splunk Observability Replay and SLI Analyzer supportโ€‹

Splunk Observability now supports Replay and SLI Analyzer through a new bounded HTTP-based SignalFlow collection path.

This support applies to newly created Splunk Observability sources. Existing WebSocket-based sources keep their current behavior. The same collection path now powers live data collection for new sources and historical retrieval, aligning live and historical data behavior.

improved
SLO History report performanceโ€‹

SLO History reports now load large views more efficiently. The update reduces duplicate API calls and improves responsiveness for reports with many SLOs.

improved
Replay performanceโ€‹

Replay now handles time-series writes more efficiently during the overwriting phase, improving throughput under high load.