AutoDeploy errors after vCenter Certificate change
Recently I changed my vCenter Certificate. But the AutoDeploy Service didn’t learned the new vCenter Certificate. So I got errors in /var/log/vmware/rbd/rbd-syslog.log
Cisco UCS and MDS FibreChannel OLS Errors
Recently we installed a brand new UCS System with 6454 Fabric Interconnects attached to Cisco MDS Fibre Channel Switches. But we get into some trouble with FirbeChannel Ports and their PortChannels.
vCenter 7.0 U1 Auto Deploy points to the wrong IP
Recently I upgraded my vCenter 6.7 U3 to vCenter 7.0 U1. During this upgrade, my Auto Deploy configuration was not adopted correctly.
vCenter 7.0 U1 upgrade stumbling blocks
Recently I upgraded my vCenter from Version 6.7 U3 17138064 to Version 7.0 U1. During deployment I hit the first issue.
Check deprecated PowerCLI CMDlets
I think most of you have a set of various PowerCLI Scripts that runs automatically day by day. Have you ever checked if your older scripts contain some deprecated commands? Here is a handy way to check …
Spectre NG (CVE-2018-3639 and CVE-2018-3640)
A short wrapup to the latest Intel security leaks for VMware Administrators: CVE-2018-3639 aka Speculative Store Bypass (SSB), Variant 4 CVE-2018-3640 aka Rogue System Register Read (RSRE), Variant 3a. Once again we have to patch the whole stack: Update vCenter CPU Microcode (BIOS Update) VMware ESXi Hypervisor Patch Check if the new CPU flags are mapped to a new VM All VMs – Shutdown and start (reboot is not enough!) Update Guest OS Get some hints about EVC-Mode and how…
Configure Huawei Ultrapath with PowerCli
The last days we got two new All-Flash Storage Systems. These systems can present LUNs in a Metro-Cluster fashion. So I got the challenge to configure the Storage Plugin UltraPath from Huawei. In the manual from Huawei is explained how to configure the settings with esxcli on the ESXi-Host. That’s fine, but not enough 😉 We want to configure this with PowerCli to easily manage more than one Host. #get esxcli $esxcli2 = Get-ESXCLI -VMHost (Get-VMhost MyHost-001) -V2 #show…
UCS Upgrade failed
The last days I tried to upgrade my UCS Domain from 2.2.7(c) to 2.2.8(g). I have two UCS Domains. One of them went through the upgrade fine, the other one not :/ See what happend and how we fixed it …
How to: UCS to MDS Port Channel
The last Days I want to create a Port Channel between my UCS Chassis and my MDS Switch. See how to configure and get some hints.
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