feat(silence): add dedicated silencer cache#4980

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siavashs wants to merge 6 commits intoprometheus:mainfrom

siavashs:feat/dedicated-silencer-cache

Commits on Feb 9, 2026

[dispatcher] Add a unique index to each route, making sure the tip of the tree is always the top index

Guido Trotter
authored and
siavashs
committed
[dispatcher] Add index tests to routes, and make newRoutes private (it is only used internally for the recursion)

Guido Trotter
authored and
siavashs
committed
[dispatcher] remove global dispatcher lock

Guido Trotter
authored and
siavashs
committed
[dispatcher] Convert groups to a sync map

Guido Trotter
authored and
siavashs
committed
[dispatcher] increase concurrency of alert ingestion

Guido Trotter
authored and
siavashs
committed
feat(silence): add dedicated silencer cache
siavashs
committed