VMware Services on AWS

VMware have just announced a partnership deal with AWS that will allow the running of dedicated vSphere based services directly on AWS clouds. Customers can either integrate on-premises vSphere services with AWS cloud services, or have Read More …

vcenter platform service controller high availability

vSphere 6 External Platform Service Controller with or without a load balancer vSphere 6 introduces a distributed architecture for SSO and some other services. Recommended topologies such as those in KB: 2108548 all point to Read More …

VMware NSX Security Features – Who should pay for them?

One of the typical questions when considering NSX deployments is who should be the administrator?  However this is often a two horse race, between Network and Virtualization Systems Administrators. Although NSX is SDN (software defined networking), Read More …

NSX – Availability and Redundancy

vSphere administrators normally have two great fears, failure of Storage and failure in the network layer, as both of these can result in 100s or 1000s of virtual machines simultaneously going off line. Software defined networking such as Read More …

vSphere Integrated Containers – Manageability and Security

vSphere Integrated Containers. For the last few years I’ve been noting with increasing anxiety the rise of docker and the predicted invasion of the virtualized machine environment. When VMware previewed the open source Photon platform Read More …

Using infrastructure qualities to assess new technology

Change is the only constant. Everything changes and nothing stands still. That is especially true of technology. Many of today’s products will be outdated in a single life cycle. As new features are added at Read More …

VCIX6 DCV Design – Exam Preparation Workbook

Trying to keep track of what you have read in preparing for the advanced level design exam is a task in itself. I’ve created a downloadable excel file that contains objectives and hyperlinks as per Read More …

virtual machine performance – high cpu ready lab

Application issues, undersizing a virtual machine, or applying a restrictive cpu limit can all result in cpu ready CPU Ready is the primary indicator of a cpu performance issue. Although it’s possible to create a cpu-ready alarm, every VMware Read More …

NSX Lab Series

Network Virtualization is challenging for those of us coming from a systems admin background. In this series of posts there are lots of diagrams, so you can see the layout of hosts, network switches, controllers, Read More …

virtual machine cpu limit considerations

Several years ago some of VMware’s most respected technical experts made recommendations against using virtual machine cpu limits. yellow-bricks limiting-your-vcpu More recently VMware stated “Resource limits on a virtual machine… form an artificial boundary… you need to Read More …

VMware PowerCLI Script Library

Get-ByBlueFolders Series Many of us divide services or customers using blue folders, typically in a multi service enviroment The following are scripts that can be run against all vms in a folder Get-bybluefolder list vm Read More …

Surviving a security audit

The main point of a security audit is not to try and strangle the auditor, he is just doing his job, although you might think he is there to make your life impossible. I have Read More …

VMworld Sessions – Reference Design for SDDC with NSX and vSphere – Routing Protocol and Topology

This third section follows Reference Design for SDDC with NSX and vSphere – NSX Components, vCenter Topology, Connectivity Considerations and Edge Cluster Design   Routing Protocol and Topology Enterprise vs Datacenter Routing Don’t run multiple Read More …

VMworld Sessions – Reference Design for SDDC with NSX and vSphere – Edge Cluster Design

Following on from Reference Design for SDDC with NSX and vSphere – NSX Components, vCenter Topology, Connectivity Considerations This post covers reference architecture for NSX Edge clusters   NSX Edge Cluster Design Design considerations for Read More …

VMworld Sessions – Reference Design for SDDC with NSX and vSphere – NSX Components, vCenter Topology, Connectivity Considerations

Nimish Desai, Senior Technical Product Manager at VMware, network guy, the face behind the design guide. Reference Design for SDDC with NSX and vSphere – Part 1 was an advanced technical session,  focused on establishing a reference Read More …

VMworld Sessions – Practical NSX Distributed Firewall Policy Creation

Ron Fuller, double CCIE, co-author of NSX Fundamentals Live Lessons and NSX Essentials book, dives into one really powerful aspect of NSX, the distributed firewall and how policies can be created. The separation of network Read More …

VMworld Sessions – The Architectural Future of Network Virtualization

This was one of my favorite sessions on the NSX track in VMworld Barcelona, Bruce Davie, formally of Cisco and Nicira, now CTO and Principal Engineer for Networking at VMware. What I liked most was how he Read More …

vsphere what’s new – vcsa – native backup and restore

Increased dependencies on vCenter mean than its loss could represent a huge loss of service to the control and management of on premises virtual infrastructures. No only VMware solutions but third party backup solutions, are Read More …

vsphere 6.5 what’s new – VCSA native high availability

The architecture of the external platform controllers, third party load balancers has had a few people scratching their heads, as it seems vmware were introducing unnecessary complexity. (personally I don’t agree, I see this as Read More …

VMware Optimization Assessment and Marginal Gains

Marginal gains theory is again in focus following the Rio Olympics. In sport where the margins between glory and disappointment are so slender, coaches look for opportunities to optimize athletes natural ability through small cumulative Read More …