ReddingITPro

Technical Blog of Jason Olson

XenServer – Pool Master Recovery (The Missing Part 1 to XenServer Hosts in Halted Mode)

In July of 2012 I wrote a “part 2” regarding XenServer Hosts in halted mode — however I seem to have misplaced part 1 – which I’ve rewritten after having

Read More

Hung VM, unable to force reboot/shutdown

I have been working with a few vendor provided VM’s which run Linux. For some reason this specific set of Linux VMs do not properly respond when issuing reboot or

Read More

Install Dell Open Manage on XenServer 5.6 and higher

Installing Dell Open Manage System Administrator (OMSA) on your XenServer provided visibility to the hardware through a web interface. It also permits you to perform SNMP monitoring against the hardware.

Read More

XenServer: Changing management adapter in pool

After going through several rounds of problems to move a management adapter for a xenserver pool, I have found the following working process. However, it is because of this processes

Read More

XenServer: Missing network interface – pool member

I have encountered several times that after a shutdown and restart on a XenServer host when it is configured as a pool, sometimes the pool members come up with no

Read More

XenServer: Hung VM

I’ve experieneced several instances where a VM appears to hang and is non-repsonsive, not only at the console level, but also to the XenServer Hypervisor and XenCenter. Attempts to force

Read More

XenServer 6.0 – Import/Export OVF

We had received several OVF from a vendor who exported their VM’s from VMWare and we needed to import them into our XenServer 6.0 environment. After learning that this functionality

Read More

Unrecoverable error during 5.5 restore (from failed 5.6)

This weekend I decided to perform the upgrade of our 2 XenServer 5.5 servers in a farm configuration to 5.6 FP1. However I found conflicting information on how to perform

Read More

Microsoft Licensing and Virtualization

Just a reminder that when performing p2v from a server which uses OEM licensing, it will violate the EULA to move that to new hardware. So we need to ensure

Read More

XenServer: SNMP Monitoring

To enable basic SNMP monitoring of the XenServer host, you have the following options: –          Dell/HP Embedded XenServer comes with SNMP enabled by default –          Downloaded versions come with SNMP

Read More