Clearing DNS cache on vCenter Server Appliance 6.5/6.7 - Just Virtualise It (kanecharles.com) I came across a situation recently where I was building some nested ESXi hosts and had configured the incorrect IP address for their DNS record, only to realize this after attempting to add the host into Center: By attempting to add the host, vCenter will query your DNS servers for the IP address associated with the FQDN you have supplied (assuming you did this method, not via IP address). If you have set the wrong IP on your DNS server for the above FQDN record, you have 2 options: Wait a short while for vCenter to clear the cache entry for this FQDN, thus allowing you to add the host with the correct IP from the DNS record Clear the DNS cache on your vCenter Server Appliance (vCSA) vCSA 6.5 upwards runs on Photon OS with dnsmasq acting as a local caching nameserver (thank you to Brandon for the comment to clarify). Enough rambling, so how do we do it? If you’re anything like me, you will
https://kb.vmware.com/s/article/2019259 Last Updated: 9/25/2018 Categories: How to Symptoms The virtual machine fails to start after a forced host shutdown. The virtual machine does not start after a failure. When starting the virtual machine, you see an error similar to: Cannot open the disk ' path_to_virtual machine / virtual_disk.vmdk ' or one of the snapshot disks it depends on. Reason: The specified virtual disk needs repair. When trying to mount the virtual disk with VMDKMounter, you see the error: There is a problem trying to mount the virtual disk. Purpose This article provides steps to repair a virtual disk of a VMware Workstation virtual machine in Linux and Windows hosts. Resolution Linux Host To repair a virtual disk of a Workstation virtual machine in a Linux host, use the vmware-vdiskmanager utility that is installed by the Workstation installer in the /usr/bin folder on a Linux host. To use the virtual disk repair utility on a Linux host: Open a
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