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Tag Archives: troubleshooting
vCenter Orchestrator appliance 5.5 : error 500 a.k.a re-licensing vCO
I tried to log into my demo Orchestrator 5.5 appliance today and got rejected by the webclient, downloaded Orchestrator client (“Cannot connect to host.”) and configuration pages. Going to http://ipaddress gave me a error 500 – Internal Server Error. A … Continue reading
iPod / USB storage driver not installing
I’ve been having a problem with my iPod where it would not load the proper drivers in my Windows7 64-bit desktop. It worked for a long time, then suddenly it didn’t. I found links at apple.com and other places of … Continue reading
vCenter 5 U1b released (Updated)
[Update] As mentioned in the comments below, the bug shown here was fixed in a previous release (apparently U1) of the vSphere client. The trick seems to be the bug only existed in the client and unlike previous versions the … Continue reading
Posted in Computing, Storage, Virtualization, VMware Tagged ESXi, troubleshooting, vSphere 9 Comments
Secondary machine of a Fault Tolerant set still hanging around
I had an issue today where the secondary instance of a virtual machine with Fault Tolerance enabled was registered to a host (vSphere 5 ESXi) – even tho the original VM wasn’t in inventory at all. Sorry, no screen shots … Continue reading
Posted in Computing, Virtualization, VMware Tagged fault tolerance, FT, troubleshooting, vSphere5 Leave a comment
Updated VMware VM performance troubleshooting KB entry
More of a list of common troubleshooting solutions than “best practices” but an interesting series of reads nonetheless Troubleshooting ESX virtual machine performance issues
vDS out of sync
“The vNetwork Distributed Switch configuration on some hosts differed from that of the vCenter Server.” If you see this message, don’t panic. Distributed switches are managed by vCenter, but there is a database copied to each host with information on … Continue reading
Posted in Computing, Virtualization, VMware Tagged distributed switch, troubleshooting, vDS 14 Comments
vCenter Storage Status “unknown”
I’ve seen a few cases where storage devices (specifically iSCSI or FCP datastores) return a gray “unknown” for a status:
Posted in Cloud, Computing, Storage, Virtualization, VMware Tagged ESX, ESXi, storage, troubleshooting, unknown, vSphere Leave a comment
VMware systemId does not match
“The systemId does not match the current system or the deviceID, and the vendorId does not match the device currently at 006:08.” Nice descriptive message. If you add a PCI passthrough device to a VM (ie dedicate a PCI device … Continue reading
Posted in Computing, Virtualization, VMware Tagged error, ESX, ESXi, passthrough, pci, troubleshooting, vSphere Leave a comment
ESXi Troubleshooting with Users (SSH, local CLI)
In my last post I referenced ESXi Lockdown mode and how it affects access to ESXi servers. But how do you get access to ESXi without using root? How do you add users to the local host and give those … Continue reading
Posted in Computing, Virtualization, VMware Tagged 4.1, configuration, ESXi, ssh, support, troubleshooting, vmware, vSphere Leave a comment
