Browsed by
Author: Christoph Hochsticher

Spectre NG (CVE-2018-3639 and CVE-2018-3640)

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…

Read More Read More

Configure Huawei Ultrapath with PowerCli

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.  

vapi endpoint service yellow – How to fix?

vapi endpoint service yellow – How to fix?

The last days I had an issue with the vapi endpoint service. This was caused when I recreated the VMCA Solution Certificates with the Certificate Manager. BTW: VMware Support advised me to do so :/ The complete Message was:

Look what other services are affected by this issue and how to fix it.

Got a PSOD? Check which VMs restarted by HA!

Got a PSOD? Check which VMs restarted by HA!

We design highly redundant Datacenters, Clusters, Storage Systems and even Networks, but in the end we still have some unplaned outages :/ This week we had a defect Memory DIMM that caused a PSOD on one ESXi Host. HA restarted the VMs fine, but we want to know quickly which VMs restarted. Check out a PowerCLI one liner to find the restarted VMs!