Browsing Posts tagged vCenter

Reading Time: 3 minutesIn VMware ESXi, I/O filters can gain direct access to the virtual machine I/O path. The I/O filters are independent of the storage topology and is possible to enable the I/O filter for an individual virtual disk level. VMware offers certain categories of I/O filters, in addition, third-party vendors can create the I/O filters. Typically, they are distributed as packages that provide an installer to deploy the filter components on vCenter Server and ESXi host clusters.

Reading Time: 3 minutesThe vCenter Server Security Token Service (STS) is a Web service that issues, validates, and renews security tokens. As a token issuer, the Security Token Service (STS) uses a private key to sign the tokens and publishes the public certificates for services to verify the token signature. vCenter Server manages the STS signing certificates and stores them in the VMware Directory Service (vmdir). Tokens can have a significant lifetime, and historically might have been signed by any one of multiple keys.

Reading Time: < 1 minuteTo enhance the commitment to customer satisfaction, VMware has just announced the decision of extending the general support period for VMware vSphere 7.x of six month, from April 2, 2025 to October 2, 2025. 

Reading Time: 2 minutesVMware vSphere 8.0 Update 3 is the final release to support Integrated Windows Authentication (IWA) in VMware SSO as explained in the VMware KB 314324 (Removal of Integrated Windows Authentication). Note that also all IWA related functionalities like Windows Session Authentication (SSPI) will be removed in a future ESXi release! IWA was deprecated in vSphere 7.0 and wth vSphere 8.0 GA there was a warning message during the vCenter upgrade:

Reading Time: 2 minutesLike every hardware and software components, before apply a VMware vSphere upgrade or update you have to check all compatibility aspects. One is related to the backup software that can be critical because you may loose the capability to perform backup and/or restore. For Veeam Backup & Replication there is a specific Veeam KB (KB 2443) that provides information about compatibility between VMware vSphere and Veeam Backup & Replication.

Reading Time: 4 minutesVMware vSphere Clustering Service (vCLS) was introduced in the vSphere 7 Update 1 release with the idea of creating a decoupled and distributed control plane for clustering services in vSphere. In the first release, a subset of DRS capabilities was using the new vCLS feature and starting with vCenter 7.0.1, VMware vSphere Distributed Resource Scheduler (vSphere DRS) cannot function if vSphere Cluster Services VMs are not present in each vSphere cluster.

Reading Time: 9 minutesVMware by Broadcom has just released vSphere 8.0 Update 3 (8.0.3). Note that ESXi 8.0 Update 3 release is an Initial Availability (IA) (and went in GA on on 07/26/2024). The vCenter Server 8.0 Update 3 release instead is a General Availability (GA). For more information on the vSphere 8.0 IA/GA Release Model of vSphere Update releases, see The vSphere 8 Release Model Evolves. Before planning any type of update, remember to check the entire hardware and software compatibility and, at least, could be safe wait for ESXi in GA. And don’t forget backup programs, actually […]

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