Posts Tagged ‘VMs’
TL;DR VMs on public cloud don’t provide the same level of control over sizing as on premises VMs, and this can have a number of impacts on how capacity is managed. Most importantly ‘T-shirt’ type sizing can provide sub optimal fit of workload to infrastructure, and the ability to over commit CPUs is very much […]
Filed under: cloud | 2 Comments
Tags: aws, capacity management, cloud, containers, Kubernetes, Turbonomic, VMs, VMware
Review – Dell PowerEdge T110 II
It’s almost 3 years since I got my HP Microserver – time for a change. 8GB wasn’t enough RAM for all the VMs I want to run, and even with an unofficial upgrade to 16GB I was running out of room. The NL40 processor was starting to show some strain too. The time had come […]
Filed under: review, technology | 8 Comments
Tags: benchmark, build, Dell, E3-1220, E3-1220v2, performance, RAM, review, ssd, T110, T110 II, VMs
Do VMs dream of real networks?
With apologies to Philip K. Dick. This post is going to address three topics: The relationship between a virtual machine (VM) and its network connection(s). The changing perimeter The role of APIs in controlling network configuration The common theme is dreams, or perhaps de/re(ams) – as the last two topics touch on whether something is de- or […]
Filed under: cloud, software | Leave a Comment
Tags: cloud, define, defined, deperimiterisation, deperimiterization, networking, perimeter, refine, refined, reperimiterisation, reperimiterization, SDN, software, virtualisation, virtualise, virtualization, virtualize, VLAN, VM, VMs
Chris Swan's Weblog 