Recently I wanted to update my VMware vSphere vCenter in my lab environment from vSphere 7 U1 to U3 latest release. Unfortunately each vCenter 7 update try fails with “install hook failed” error at 80 %. Since this troubleshooting and trial and error was very time consuming, I thought it was a good idea to share the solution. Hoping this post will save you the […]
Posted: May 8, 2023
Some time ago a customer was suffering from various backup failures in Veeam Backup & Replication. After some time – about two weeks – the backup seems to become more and more unstable. First there were isolated errors. As time went on, more and more errors occurred. Errors that occur Some of these errors were: [Error: Only one usage of each socket address (protocol/netv/ork address/port) […]
Posted: April 5, 2023
This short post is about an issue in VMware vCenter that causes vSphere Cluster Services (vCLS) VMs fail to deploy. Because of this cluster functions like Distributed Resource Scheduler (DRS) doesn’t work. My post shows a solution for this problem.
Posted: January 31, 2023
Recently I had to troubleshoot an error in Veeam Backup and Replication. Error appeared at File Level Restore operations. Task that had to be completed The task was to restore Windows files from a Veeam Hardened Repository. Environment in which the problem happened Environment consists of existing and freshly installed proxies and repositories servers. New repository servers were Windows and Linux as hardened repository (LHR). […]
Posted: August 31, 2022
Veeam Hardened Repository makes it rather hard for a hacker to delete your company’s backup restore points. Therefore we love it! But what can we do for freeing space in Veeam Hardened Repository? This can be necessary if repository is almost full. I will show in this post what works and what doesn’t
Posted: April 28, 2022
In this short post I describe two errors in Veeam Enterprise Manager during catalog replication and how to fix them. Catalog replication is needed to transfer guest indexing information from the VBR server to the Enterprise Manager server.
Posted: February 2, 2022
Last week I had to troubleshoot a Veeam Backup&Replication tape backup job that failed because of storage objects were not found. This GFS job had to copy multiple backup jobs to tape, which usually worked fine.
Posted: January 18, 2022
If you are working with Brocade respectively Broadcom Fibre Channel (FC) switches, you have probably had similar experiences as I have. Normally switches are running without any issues after setup. Sometimes firmware needs to be updated and zoning needs to be extended. Otherwise they just run. Last week I had the opposite experience. I saw very strange behavior caused by a full root partition on […]
I was troubleshooting storage related problems at a customer site for some time. We run into massive ESXi storage connection problems after installing a new array. Interestingly enough problems occurred on already existing storage a few hours after new array was installed. Because searching for root cause took some time, I thought it is worth to share.
I am in the middle of a troubleshooting scenario. It is about connection problems from ESXi hosts to their storage devices. Normally everything works fine but at from time to time, there are tons of errors on HBAs in hosts. Therefor I want to watch HBA errors in ESXi hosts with PowerCLI.