- Added several UI and API features: seriesCountByMetricName table in Cardinality Explorer, new metrics dashboard, pagination in /api/v1/rules, IPv6 listen warnings, JWT array claim matching, basic auth warnings, negative bucket support, a...
- Improved performance and reliability: vmrestore file preallocation for faster restores, vmselect RPC retry on stale connections, and NFS directory deletion panic prevention.
- Fixed multiple bugs: UI autocomplete dropdown, vmauth JWKS handling per RFC 7517, Grafana datasource type enforcement, vmagent OpenMetrics logging suppression, and others.
v1.139.0
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Enable multitenancy via headers by default for vmselect, vminsert and vmagent (default flag changed to true), which may break existing URL patterns.
Upgrade Go builder to Go1.26.6, addressing security issues in the runtime.
Upgrade Go builder from 1.26.5 to 1.26.6 for security patches.