VMware just updated their KB adding additional step which needs to be run even if someone already did apply workaround. This additional step is to remove all JndiLookup classes per Apache Software Foundation guidance. This step has been automated by script remove_log4j_class.py. NOTE: If you have already completed the steps in this article or used the…
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Error when uploading files to vCenter Server Appliance using WinSCP
If your vCenter server has Appliance Shell set as default then transferring files via WinSCP will not work. To fix this you need to change to Bash Shell. RUN LIST: Initiate an SSH connection to the vCenter Server Appliance Provide the root user user name and password when prompted. Run this command to enable the…
Read morevSphere 7.0 U3b has been recalled!
VMware just recalled their latest update for vSphere and vCenter Server 7.0 U3b is no longer available for download. If a vCenter has already been upgraded to vCenter 7.0 U3b(or earlier) and is experiencing the symptoms mentioned in this KB 86191, please remove the i40enu driver. Furthermore here is a table of the critical issues…
Read moreVMware vCenter Server 7.0 Update 3a
It has been not even a month since VMware released vSphere 7 Update 3, and not everyone including me implemented that update, yet today (23/10/2021) VMware announced he release of vSphere 7 Update 3a (7 U3a). New update focus on workloads with GPU support in VMware Tanzu® Kubernetes GridTM (TKG) cluster, allowing newly created VMs to…
Read moreHow I lost and recovered my vCenter server
My network team is doing tech refresh and they decided that along with hardware change, they want to change IP range. Hence I was tasked to perform re-IP of vCenter. You can read how to change IP of VCSA here : https://angrysysops.com/2021/03/25/vsphere-7-how-to-change-the-fqdn-and-ip-pnid-address-of-vcenter-server-appliance/. I had to consider how to access my VCSA once I put it…
Read moreHow to remove stale (orphaned) snapshots in the datastore on which the virtual machine resides
One of my servers went into a hung state. We tried to reboot it but the reboot filed and the task eventually timeout. The same server was hung a few days back, storage team deleted the backup job, to kill the daily NetBackup snaps. The VM came up fine but went into the hung state…
Read moreVMware vCenter Server 7.0 Update 3 released!
I am happy to announce that on October 5th VMware released Update 3.You can read and watch everything you need to know about this update on my blog and Youtube channel. Download Filename VMware-vCenter-Server-Appliance-7.0.3.00000-18700403-patch-FP.iso Build 18700403 Download Size 7259.1 MB md5sum 56947bc1a591849e55165b7fecebdf85 sha256checksum 54f30ff9fda3dc0cf7f4ff3a1efef45c37152f8ff7623a4f222dbe1d89411c08 The update is applicable from VAMI: Login to VAMI. Go to UPDATE…
Read moreHow to add domain search to DNS settings in vCenter Server Appliance 7.x (NOT via VAMI)
Today I discovered that I had issue with DNS in my VCSA. I could not resolve servers without suffix. I decided to check resolv.conf file and I notice there was no Search Domain present. In VAMI there is an option to change your DNS settings, however there is no option to add Search Domain. The…
Read morePhoton OS, resetting root password.
This procedure can be done on all VMware appliances running Photon OS. #PasswordReset #Root Reboot you appliance After the Photon OS starts, press the e key to enter the GNU GRUB Edit Menu Locate the line that begins with the word Linux Append these entries to the end of the line: rw init=/bin/bash Press F10 to…
Read moreHow to create CSR with multiple SANs
Sometime you would like to include SAN (Subject Alternative Name) to your certificate. SAN is a specific type of SSL that allows you to secure multiple domains/subdomains with just one SSL. However VMware tool /usr/lib/vmware-vmca/bin/certificate-manager have no option to add SANs. The solution for this is to not use certificate manager from VMware to create…
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