Hongseo Ahn's Blog Solution Architect

What Are Containers Made From


Docker와 함께 떠오른 Container 기술은 사실 훨씬 오래 전부터 존재했다. 하지만 Docker가 곧 Container다 라고 아는 사람이 많았을 정도로 Docker는 Container 시대 부흥의 시작을 열었고 산업을 주도하는 container 플랫폼이어왔다. 지금은 그 역할을 Kubernetes가 넘겨받았다고 해야겠지만.

Understanding Kubernetes Architecture


Complete Isolation of VM resources


When we allocate CPUs to a guest for using them only for an application on it, we need to keep in mind that many other processes from host to guest can steal that CPUs and sometimes VM should compete for it. Not to let the host or other VMs interrupt, some configuration must be set for the resources to be dedicated completely. In our evironment, hyper-threading is enabled unless it’s a special case.

Provisioning a VM with SR-IOV interfaces


As most of our VNFs need multiple interfaces from limited physical ports and also require near line-rate performance, SR-IOV fits our needs so well.

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