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Announcements
2025.12.17
Detailed report on the metric loss incident occurring on 6 November 2025
News
The Notification Channel API Now Supports Updating Settings, and more
Added installation scripts for Mackerel Distro of OpenTelemetry (MDOT) Collector deb/rpm packages, and more
Recent Articles
2026.10.06
Release
Traces and logs can now be sent in the OTLP/HTTP JSON format (http/json), and more
2026.10.02
Maintenance
The system will temporarily shut down for scheduled maintenance on November 10 (Tue.)
2026.09.25
Release
Waterfall view is now available in trace details, and 2 other updates
2026.09.14
Release
AWS ALB integration now supports IPv6 metrics, plus 5 other updates
2026.09.08
News
Mackerel's Log Feature Reaches General Availability on November 1, 2026 (JST) — From Expert Insight to Team Strength
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