Specifications

Managing Virtual Machines Using
xend
The xend node control daemon performs certain system management functions that relate to
virtual machines. This daemon controls the virtualized resources, and xend must be running to
interact with virtual machines. Before you start xend, you must specify the operating parameters
by editing the xend configuration file xend-config.sxp which is located in the etc/xen
directory. Here are the parameters you can enable or disable in the xend-config.sxp
configuration file:
Item Description
console-limit Determines the console server's memory
buffer limit and assigns values on a
per-domain basis
min-mem Determines the minimum number of
megabytes that is reserved for domain0 (if
you enter 0, the value does not change)
dom0 cpus Determines the number of CPUs in use by
domain0 (at least 1 CPU is assigned by
default)
enable-dump Determines that a crash occurs then enables
a dump (default is 0)
external-migration-tool Determines the script or application that
handles external device migration (scripts
must reside in
etc/xen/scripts/external-device-migrate
logfile Determines the location of the log file (default
is /var/log/xend.log)
loglevel Filters out the log mode values: DEBUG,
INFO, WARNING, ERROR, or CRITICAL
(default is DEBUG)
network-script Determines the script that enables the
networking environment (scripts must reside
in etc/xen/scripts directory)
xend-http-server Enables the http stream packet management
Chapter 16.
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