XenServer Administrator's Guide 4.1.0

Command line interface

Upload a crashdump to the Citrix Support ftp site or other location. If optional parameters are not used, no

proxy server is identified and the destination will be default Citrix Support ftp site. Optional parameters are

http-proxy: use specified http proxy, and url: upload to this destination url.

5.4.5.5. host-disable

host-disable [ host-selector=host selector value...]

Disables specified XenServer Hosts, which prevents any new VMs from starting on them. This prepares the

XenServer Hosts to be shut down or rebooted.

The host(s) on which this operation should be performed are selected via the standard selection mecha-

nism (see host selectors above). Optional arguments can be any number of the host selectors listed at the

beginning of this section.

5.4.5.6. host-dmesg

host-dmesg [ host-selector=host selector value...]

Get a Xen dmesg (the output of the kernel ring buffer) from specified XenServer Hosts.

The host(s) on which this operation should be performed are selected via the standard selection mecha-

nism (see host selectors above). Optional arguments can be any number of the host selectors listed at the

beginning of this section.

5.4.5.7. host-emergency-management-reconfigure

host-emergency-management-reconfigure interface=UUID of management interface PIF

Reconfigure the management interface of this XenServer Host. Use this command only if the XenServer

Host is in emergency mode, meaning it is a member in a resource pool whose master has disappeared from

the network and could not be contacted for some number of retries.

5.4.5.8. host-enable

host-enable [ host-selector=host selector value...]

Enables the specified XenServer Hosts, which allows new VMs to be started on them.

The host(s) on which this operation should be performed are selected via the standard selection mecha-

nism (see host selectors above). Optional arguments can be any number of the host selectors listed at the

beginning of this section.

5.4.5.9. host-evacuate

host-evacuate [ host-selector=host selector value...]

Disables the selected host, and live migrates all running VMs to other suitable hosts on a pool. If the evac-

uated host is the pool master, then a random other host in the pool is chosen as the pool master and control

is transferred over to it.

The host(s) on which this operation should be performed are selected via the standard selection mecha-

nism (see host selectors above). Optional arguments can be any number of the host selectors listed at the

beginning of this section.

5.4.5.10. host-forget

host-forget uuid=XenServer Host UUID