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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/

What is new for Virtual SAN 6.1 Yellow Bricks

WebHi, I believe the Health Check Plug-in (shipped with vCenter Server 6.1) licencing model is a bit complicated. VMware says that it is offered for free but the again DRS is needed to install it which is an enterprise feature.

Category:  Health Go Health

How to login to the vCLS VMs!

WebIf you want to login to the vCLS VM, maybe for troubleshooting if needed or for auditing, you can do so by SSH’ing first into your vCenter Server. When logged in to the vCenter Server you run the …

Category:  Health Go Health

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.

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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.

Category:  Health Go Health

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 …

Category:  Health Go Health

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 …

Category:  Health Go Health

Thanks vSphere, you will cost me my job! Yellow Bricks

WebAs some of you know I did a health check in Saudi Arabia a couple of weeks ago. A health check is a relatively short engagement. A couple of days on-site and a day off-site for a report. When vSphe…

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VSAN Healthcheck: Read Cache Reservations test failed

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 …

Category:  Health Go Health

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.

Category:  Health Go Health

VSAN Healthcheck Plugin requires DRS

WebI had trouble with the VSAN Healthcheck Plugin. I activated the lockdown mode and after that i saw Perkussion denied at the disk level und er Heath in the Plugin.

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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 &lt;cluster&gt; vsan.perf.stats_object_create &lt;cluster&gt; …

Category:  Health Go Health

Tag: rvc Yellow Bricks

WebOn the VMTN forum Lars asked a great question, how do you change the vSAN Skyline Health interval. This used to be an option in the UI pre vSphere 7.0 but now seems to have disappeared.

Category:  Health Go Health

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 …

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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 …

Category:  Health Go Health

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.

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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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VMware ESX healthcheck Yellow Bricks

WebOne of the most useful scripts for ESX in my opinion is health_check.sh.This scripts generates an html file which contains a enormous amount of useful info on how the ESX host was installed.

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