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iptables-cheatsheet
iptables-cheatsheet 12The netfilter hooks in the kernel and where they hook in the packet flow
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45The figure below calls out
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Tracing QEMU-KVM Interactions
Tracing QEMU-KVM Interactions 1# Tracing QEMU-KVM Interactions
23But default in linux you can figure out how many times and for what reasons there is a VM Exit from a VM into the kvm kernel module.
4However given the ubiquity of vhost and the ability of kvm to emulate most device models directly in the kernel, most of those VM exits do not result in a transition from host kernel into the QEMU. The transitions from VM -> kvm -> QEMU are typically the most expensive.
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Footloose as a Kubernetes POD. So a ...
Footloose as a Kubernetes POD. So a VM in Kubernetes launched and managed as a container using the Kata runtimeClass. 1# Footloose as a Kubernetes POD. So a VM in Kubernetes launched and managed as a container using the Kata runtimeClass.
23```yaml
4apiVersion: v1
5data:
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Kubernetes and cgroups Resource Mana...
Kubernetes and cgroups Resource Management/Static cpuManagerPolicy/Memory and Resource Isolation & Scheduling 1# Overview
23The goal of this document to cover all aspects of Kubernetes management, including how resources are expressed, constrained and accounted for. This started a way to ensure that alternate container runtime implementation like Kata containers will behave from a resource accounting and consumption point of view in the same manner as `runc`.
45Location of the latest version of this document: https://gist.github.com/mcastelino/b8ce9a70b00ee56036dadd70ded53e9f
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