Zach Zhu

Improve dynamic server count detect logic of agent

11

Currently if we want the agent to dynamic detect the server count change, we have to enable the `syncForever` mode, however, with this mode on, agent just call the `Connect`...

✨ Introduce pprof server to manager

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This PR introduces a configurable standalone server for serving pprof to manager, just like the health and metrics server. fixes #1779 Additional thoughts: I've been aware of `metricsExtraHandlers` introduced in...

✨ Enable metrics of clientgo leader election

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This PR enables metrics of clientgo leader election ( "k8s.io/client-go/tools/leaderelection" )

KEP-20220801: Custom local value retention

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**What this PR does / why we need it**: This PR propose a KEP to support custom local value retention as demanded in many use cases such as #1481 #1508...

Document how to use pprof which was introduced in controller-runtime v0.15.x

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### What do you want to happen? As [pprof support been introduced to controller-runtime](https://github.com/kubernetes-sigs/controller-runtime/pull/1943), we can follow up to make it available (and visible) to end users of kubebuilder. This...

monitoring: add vmi storage size metrics

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### What this PR does This PR adds following metrics about the size of block storage devices of VMI: - `kubevirt_vmi_storage_allocation_bytes` - `kubevirt_vmi_storage_capacity_bytes` - `kubevirt_vmi_storage_physical_bytes` ### Why we need it...