I had a weird problem, where my SDDC-Manager of my VCF environment didn’t want to start any update. I had this in 2 different scenario’s. In one case I had a failed ESXi upgrade according to the SDDC-Manager. Checking it later on, the upgrade was fine, but the SDDC-Manager still marked the host in an …read more →
Intro During the upgrade of the vCenters of one of my customers, I stumbled several times upon the issue down below. It suggest to check the logs, and to check if the ‘service-control –start applmgmt is running. On both machines the service applmgmt is running. I also checked if SSH was on, which was the …read more →
So a frequently upcomming issue at customers, is the password expiration of the root password. This is set by default for 90 days, and after 90 days, well people figure out that they cannot login. To solve this, simply make a SSH connection towards the vCenter or PSC. To access shell with root type: shell …read more →
So a frequently upcomming issue at customers, is the password expiration of the root password. This is set by default for 90 days, and after 90 days, well people figure out that they cannot login. To solve this. Simply make a SSH connection towards the vCenter or PSC. Type in shell to access shell with …read more →
Intro At a customer we got the notification in the vCenter that the certificate was almost expiring. This was about the SSO/STS certificate. Later we found out that also the machine certificates were expiring on each PSC and vCenter that were deployed 2 years earlier. This post will focus on the renewal of the Machine …read more →
When trying to connect to a NSX-T manager node with SSH, it is possible that you get this message. That is because during the deployment of NSX-T, the SDDC-Manager doesn’t turn on SSH for the VMs. This can simply be changed by login in to the webconsole of the NSX-T manager, and turning on SSH …read more →
Problem Summary For a customer, I was doing the prechecks for his VCF environments, since we wanted to upgrade the environments from 3.9.1. to 3.10. Unfortunately the following error appeared on all 3 environments. Error Description: LCM does not have read/write permission to /opt/vmware/vcf/lcm/lcm-app/conf/jpa-prod.properties.bak Proposed Remediation: Make sure LCM App user (vrack) has read …read more →
Intro For a customer we deployed vRealize Network Insight (vRNI) 5.1 on their VMware Cloud Foundation Platform (vcf). Currently vRNI is not part of the automatic deployment of vcf or even part of the Lifecycle Manager of the vRealize Suite. So, currently it needs to be manually installed and upgraded like a normal vSphere product, …read more →
Intro So I made a separate post here, that lists up all the different reasons why this issue could arise. However, the issue described here is more and less a known issue for the upgrade of the SDDC Manager from version 3.7.2. to version 3.8. This didn’t happen at our first site were the SDDC …read more →
Intro During the different upgrades of vCF, one issues came several times back within the SDDC Manager. Which is that the SDDC Manager is unable to show any kind of information or data within the web UI. General Reason for failing So there can be several different reasons and scenario’s why this is happening. However, …read more →
