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vSphere 7.0 U3 contains two great vCLS enhancements
WebWell, it is simple, you click on your cluster object. You then click on “Configure”, and on “Datastores” under “vSphere Cluster Services”. Now you will see “VCLS Allowed”, if you click on “ADD” you now will be able to select the datastores to which these vCLS VMs should be provisioned. Next up Anti-Affinity for vCLS.
Actived: 3 days ago
URL: https://www.yellow-bricks.com/2021/09/28/vsphere-7-0-u3-contains-two-great-vcls-enhancements/
VMware vSphere Virtual SAN design considerations…
WebvSphere Virtual SAN (VSAN) clusters are limited to a maximum total of 32 hosts and there is a minimum of 3 hosts. VSAN is also currently limited to 100 VMs per host, resulting in a maximum of 3200 VMs in a 32 host cluster. Please note that HA currently has a limit of 2048 protected VMs in a single Datastore.
Demo Time: How to delete the vCLS VMs Yellow Bricks
WebHere’s the summary of how to delete the VMs: Go to your vCenter Server object, go to the configure tab, then go to “Advanced Settings”, add the key “config.vcls.clusters.domain-c<identifier>.enabled” and set it to false. The domain “c-number” for your cluster can be found in the URL when you click on the cluster.
Isolation Address in a 2-node direct connect vSAN environment
WebHere’s the process: The advanced setting “VSAN.AutoTerminateGhostVm=1” allows vSAN to kill the “ghosted” VMs (with all components inaccessible). In other words, don’t worry about the isolation address in a 2-node configuration, vSAN has this situation covered! Note that …
Health Check tools I use Yellow Bricks
WebA few days ago Scott Lowe asked me which tools I use to deliver a health check engagement.A health check is a standard VMware PSO engagement, a VMware Consultant will be on site to check the status of your environment and will draw up a report.. I personally use the following tools: Health Check script by A.Mikkelsen → for a quick …
Check your VSAN disk controllers against the HCL with PowerCLI
WebWhat this script does is the following, note that you need internet access for this to work: Connect to vCenter. Download latest VSAN HCL details (json file) Compare controllers of each host against the VSAN HCL. Report the state of your infra. Here is the script, it can also be found in the VMware Developer Center repository by the way.
Performance Management Object reduced availability on …
WebRuby vSphere Console (RVC) to the rescue! When you log in to RVC you can simply run the following commands on the cluster object you want to disable/enable the performance service for. Fairly straight forward, and fixed the issue within a minute or so: vsan.perf.stats_object_delete <cluster> vsan.perf.stats_object_create <cluster> …
The number of vSphere HA heartbeat datastores for this host is 1
WebThe number of vSphere HA heartbeat datastores for this host is 0 which is less than required 2. You can either add a datastore or you can simply add an advanced option in your vSphere HA cluster settings. This advanced option is the following: das.ignoreInsufficientHbDatastore = true. This advanced option will suppress the host …
Cleaning up old vSAN File Services OVF files on vCenter Server
WebDuncan Epping is a Chief Technologist in the Office of the CTO in the Cloud Infrastructure Business Group (CIBG) at VMware. Besides writing on Yellow-Bricks, Duncan co-authors the vSAN Deep Dive book series and the …
VMware vSphere Cluster Services (vCLS) considerations, questions …
WebDuncan Epping · Oct 9, 2020 ·. In the vSphere 7.0 Update 1 release VMware introduced a new service called the VMware vSphere Cluster Services (vCLS). vCLS provides a mechanism that allows VMware to decouple both vSphere DRS and vSphere HA from vCenter Server. Niels Hagoort wrote a lengthy article on this topic here.
VMware vSphere Health Check Report v1.0 Yellow Bricks
WebI already blogged about this awesome healthcheck script by William Lam a couple of times and it just has been updated to version 1.0. The following details have been added to the already extensive list: New New licensing …
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