Browsing Posts in VMware

Reading Time: 3 minutesVMware vSAN provides both enterprise-class scale and performance supporting a wide variety of use cases and businesses of all types and sizes. One of the popular use cases for VMware vSAN is running Business-Critical Applications (BCA). But in this case it’s not only running some workload in a virtual environment, but it’s also provide reference architecture, proven configurations and also the ability to use specific functions, like guest clustering.

Reading Time: 2 minutesVMware Cloud on AWS brings enterprise-class SDDC software to the AWS Cloud, delivered as an on-demand service. VMware Cloud on AWS is a vSphere-based cloud service offered directly by VMware, but with resources hosted on AWS. Announced during VMworld 2016, finally was available during VMworld 2017 (actually only available in the US regions Virginia and Oregon).

Reading Time: 4 minutesVMware Hybrid Cloud Extension (previously known as HCX technologies) was announced during VMworld 2017 Europe as a App Mobility and Infrastructure Hybridity Across Any-to-Any vSphere. VMware announced the initial availability of Hybrid Cloud Extension with VMware’s Cloud Provider partners IBM and OVH.

Reading Time: 3 minutesSeems that there are still some issues with vSphere 6.5, with a possible PSOD (Purple Screen Of the Death) after upgrade to 6.5U1 on ESXi hosts using 10 Gbps NICs. The VMware KB 2151749 describe this issue and explains that this occurs because Netqueue commit phase abruptly stop due to the failure of hardware activation of a Rx queue. As a result, Internal data-structure of the Netqueue layer’s could go out of sync with the device and cause PSOD.

Reading Time: 2 minutesThe latest Adobe Flash update (note that the update has been included also in Microsoft Update) with v 27.0.0.170 make the vSphere Web Client no more usable with all browsers. With Chrome and Firefox, you will recognize that the Flash plugin hangs, in Internet Explorer, you will have a simple generic error and the browser that will close.

Reading Time: 2 minutesAfter replacing the SAS card on some ESXi 6.5 nodes, I’ve got a strange issue in the vSAN cluster. The vSAN was healthy and apparently working, but when I try to build new VMs wasn’t working at all, saying that there weren’t enough resources. But there was a lot of free reported space. The reason was that single node, the capacity disks where simply “not Healthy”, but reported as mounted.

Reading Time: 3 minutesIf you are going to using vSphere Replication you will notice, after the deployment of the two virtual appliances a continuous (also each minute) logging of installation activities on all the ESXi hosts in the protected cluster. This is quite annoying but also is going to fill up your log both in the ESXi hosts and in the vCenter database (are all tasks visible in the the vCenter console).

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