```release-note:bug
core/namespaces: Fix deadlock on namespace creation, deletion due to transaction/lock ordering.
```
```release-note:improvement
core/namespaces: Use JobManager for namespace deletion, decreasing lock contention.
```
```release-note:bug
core/namespaces: Ensure namespace creation is interruptable, allowing namespace deletion for cleanup.
```
```release-note:improvement
core/policies: Use per-namespace write lock, improving parallelism.
```
```release-note:bug
sdk/logical: Use created transaction for WithTransaction callback.
```
```release-note:bug
helper/jobmanager: Fix queue length metrics to report as gauges.
```
```release-note:bug
core/identity: Ensure periodic func only operates on a single namespace at a time, decreasing storage contention.
```
