Changelog

Debugging distributed systems often requires understanding what happened before and after a specific log event. The Related Logs tab in Log Details now gives you more control over this contextual view.

Kick Off 2026: Synthetic monitoring, host health heatmap, AI streaming, dashboard search, legend placement, and 20+ improvements across logs, traces, and alerts.

Redesigned panel editor, Ask Mode for Traces Explorer, and automatic log pattern analysis make dashboard creation and troubleshooting more efficient.

New geographic distribution maps in Discover Applications help you understand performance patterns across different locations and connection types.

New Ask mode for logs and table panels for dashboards and make data exploration more flexible and accessible to your entire team.

Press Cmd+K (Mac) or Ctrl+K (Windows/Linux) to instantly search and navigate across Last9, from features to settings.

Enhanced query capabilities across Traces and Logs, plus new geographic dimensions for error analysis to help you understand issues better.

Browser SDK now offers improved trace correlation, custom error capture, and flexible span attribution for richer frontend observability in Discover Applications.

Updates across Discover Services, Logs Explorer, and Control Plane improve accuracy, clarity, and workflow efficiency.

Build sophisticated log queries with nested AND/OR logic through a visual interface that makes complex filtering accessible to everyone.

Track and debug exceptions across your services with comprehensive filtering, detailed context, and correlated traces for faster resolution.

Enhanced Browser SDK and RUM capabilities provide clearer context for performance issues and more reliable telemetry tracking.

Target specific physical indexes when querying logs in dashboard panels, plus role-based access control and better gRPC operation visibility.

Identify which users are experiencing errors and performance issues by passing user context like ID, name, and email to your RUM sessions.

Build TraceMetrics from your trace data using Query Builder and Streaming Aggregation to track custom KPIs and performance patterns.

Track complete user journeys across your applications with detailed session analysis, error tracking, and performance insights that reveal how users actually experience your product.

Better host monitoring, clearer query insights, and improved Kubernetes discovery make your infrastructure monitoring more comprehensive and transparent.

Improvements to logs exploration, host monitoring, and Kubernetes observability make it easier to discover and analyze your system data.

New Last9 MCP tools and adaptive alerting bring smarter monitoring capabilities with visual performance bands and comprehensive APM integration.

New error tracking for Real User Monitoring and visual query building for traces make troubleshooting faster and more intuitive.

Explore background jobs and host performance with our expanded Discover suite, plus enhanced service monitoring and dashboard improvements.

Better Grafana version support makes importing dashboards and managing different environments more flexible.

Monitor your Kubernetes deployments and pods with comprehensive resource tracking, performance metrics, and detailed cluster insights.

New database and external service tabs make it easier to monitor your application dependencies alongside streamlined alert configuration.

Service detail pages now show filtered logs and container metrics, giving you complete service context for faster troubleshooting.

Navigate your entire service landscape with our new comprehensive service discovery and monitoring interface that brings all service insights together.

Improved APM dashboard capabilities with enhanced trace-based metrics and better Logs Explorer default settings for streamlined workflows.

Enhanced security monitoring, streamlined navigation, and improved trace performance make your daily observability workflows smoother and more reliable.

See how your website actually performs for real users with our new RUM dashboard featuring Core Web Vitals tracking and user journey analytics.

Signup and signin events now included in audit trail for improved security monitoring. Fixed trace explorer display issue with child spans and parent traces.

Trace details now render up to 500,000 spans without browser performance issues. Fixed issues with time range updates and scheduled search alerts.

Access related logs and traces directly from dashboard panels with a service variable defined. User preferences for logs explorer now automatically saved locally.

Import dashboards directly from embedded Grafana to Last9 dashboards. Enhanced log management with drop rules for non-default physical indexes and smarter related logs filtering.

Connect related logs by service, instance, pod, or trace ID for faster debugging. Plus improvements to scheduled search, saved queries, and APM settings that now persist globally for all users.

Set threshold alerts on aggregated log data, plus improved URL persistence for API Catalog tabs and Usage views for easier sharing of insights.

New API Catalog filter sorts APIs by Public, Private, and External types for better visibility and management of your API landscape.

Customize your monitoring with pinnable dashboards and webhook alert automation, plus improved API Catalog filtering and visualization tools

Access endpoint performance metrics in a centralized view, plus dashboard pinning, improved rehydrated index creation, and important UI fixes.

Create specialized query spaces with Physical Indexes for sub-second performance, plus enhanced log filtering capabilities and deployment event visualization in dashboards.

Enhanced filtering with ‘is empty’ functions, improved table interactions, precise log navigation, and fixes for display and sorting issues.

Selectively apply cold storage to specific services instead of all services—optimize costs, customize retention, and maintain performance where it matters most.

Fixed dashboard data display with unmatched label variables, resolved rehydration pending state with notifications, and eliminated failures from expiring S3 credentials.

Dashboards now support variable dependencies, zoom capabilities on line charts, error relationship visualization in APM, and customizable step parameters in PromQL queries.

Filter traces by status, use numerical operators in Log Builder, export aggregated results to CSV, and enjoy better Query Library performance with large collections.

Transform logs visually in Builder mode with functions like split_into, replace_regex, and conditional logic—no LogQL needed. Standardize inconsistent formats for dashboards.

Advanced query builder in Logs Explorer to parse, filter, transform, and aggregate logs without writing LogQL

Better responsive line chart in Dashboards; optimized volume chart, wrap lines in live tail, sorted labels in aggregation query chart in Logs Explorer

Maintain context by viewing related logs and traces in the same screen without having to switch screens.

Take advantage of the horizontal space on your screen by settings to full-width in Dashboards.

View performance bottlenecks and issues of a request by searching for a Trace ID, fix for switching between Builder and Editor mode while using matches/does not match filters.

Use “matches” and “does not matches” operators for RegEX-based patterns while searching logs, and other improvements.

Change in how drag-to-zoom on volume chart in Logs Explorer works, and including Status Message in Span Details.

View service dependency graph in a Dashboard to understand service architecture and performance of dependencies.

Dashboard now supports Stat visualization, with updated support for multi timeseries for Gauge visualization, and bringing back the volume chart in Editor Mode.

Specify regex for Remapping extraction rules, and a bunch of improvements in Logs Explorer.

View queries used in a dashboard panel, UX improvements, and download logs aggregation query results.

Last9’s native UI for dashboards starting with a default APM template and the option to save log aggregation queries to a dashboard.

View and manage each streaming aggregation rule on their own with autocomplete and selection of supported functions, and other improvements.

View summary charts for aggregated log queries along with a summary table, and other improvements.

Live Tail will keep running without crashing your browser, see who all are admin users, improvements to the Logs Volume chart, and more.

Save and share Logs Explorer queries written in Editor mode, and open Scheduled Search notification links in Logs Explorer.

For power users, toggle from Builder to Editor mode to write advanced queries with full support for LogQL.

Load in seconds instead of timing out when >300GB of logs are queried, plus get rid of some annoying UX issues with chips in the query builder

Updates to how query search conditions are handled, option to select any timezone, and restrict access to update certain ingestion and storage settings to admins only.

Improve productivity and collaboration with Query Library to quickly access recent and saved log queries that you and your team frequently use.

Added ability to ingest ELB logs from your AWS S3 bucket, reference resource attributes from logs ingested via Fluent Bit while mapping, and map values from log attributes to be used as severity.

View latency distribution and identify outliers to help with RCAs and improving system performance, and improvements to Related Metrics in Log Details.

Control Plane changes are now logged in the Audit Trail, and span name length no longer impacts the timeline view in Trace Details.

Debug issues faster with span details while viewing the trace timeline without having to change the context.

Better user experience with using filters in Logs Explorer — A-Z sorting on attributes-based dynamic filters, quick filters while viewing log details, and other fixes

Based on log attributes, filters in Log Explorer are now dynamically populated and columns can be toggled as required, plus a whole lot of improvements and fixes.

Troubleshoot issues faster by accessing log attributes, resource info, related logs, and related traces — all in a single view.

Last9’s native UI for viewing your traces is now out — search by service name, span name and attributes, and view traces details like span dependency and duration, and attributes.

Query logs from your cold storage for historical reporting and trend analysis, compliance and audits, and security forensics.

Use the Remapping pre-ingestion pipeline to transform data into the desired format or structure for your use case.

View logs in a real-time stream using Live Tail to get instant visibility into system behavior, view changes during deployments, and spot unusual behavior patterns.

Understand logging patterns, plan capacity, detect anomalies and pattern deviations, and more with the logs volume chart in Logs Explorer.

Last9’s native UI for viewing your logs is now out — search and filter by severity, services, and view log details like attributes, resource info.

Use Control Plane to manage data policies and settings for ingestion, storage, and queries; and Debug your data using Cardinality Explorer and Slow Query Logs.

Unlocking last 14 days history of alerts in Alert Monitor for correlations across Alert Groups while reviewing system health in RCAs and other reports

Teams can now disable edits to certain Alert Groups from the UI, and other fixes.

Visualize feature flag events as Change Events while viewing alerts in Levitate for better context

With more view-time control on Alert Monitor, reduce instrumentation changes and save engineering bandwidth.

Using template variables to insert dynamic values based on labels for use cases like detailed alert descriptions, routing links, etc.

Add labels to an Alert Group to be applied across all indicators while alert rule evaluations and unlock new workflows.

Common Rule Filters for Alert Groups allow users to specify PromQL filter conditions that will get injected into every Indicator that is part of the group.

Monitor the health of dashboards created in Levitate's Embedded Grafana using Alert Studio without losing the comfort of the dashboards

The Levitate Change Events API has become more flexible so that you can track various types of events in Levitate

With Levitate's Cardinality Explorer, understand which metrics are overflowing cardinality and see the cardinality trend

Levitate now supports showing Query Logs for optimizing slow PromQL queries and inspection of how queries are performing

Performance and stability improvements

Monitor the health and performance using the Health Dashboard that ships automatically with every Levitate cluster.

Enhancements to Streaming Aggregation Pipeline of Levitate - our managed time series data warehouse

Enhancing Levitate Metric Gateway Performance: Introducing the Upgraded Cardinality Limiter

Levitate - a managed time series data warehouse built for high cardinality and long-term metrics retention

Know Levitate Cluster's various quotas and limits for write and read workloads

Learn all about how to get started with PromQL based Macros and Levitate.

Continuous improvement towards stability and performance

Levitate now supports managing streaming aggregation pipelines from the Last9 dashboard itself!