Backup guest domain configuration in xml and recreate the guest domain with xml file

This example is just to demonstrate how to save and restore guest domain.

Backup the xml file

#ldm list-constraints -x test-ldg1 > /var/tmp/test-ldg1.xml

bring down the guest domain OS -> stop the guest domain -> unbind the guest domain

# ldm list test-ldg1
NAME             STATE      FLAGS   CONS    VCPU  MEMORY   UTIL  UPTIME
test-ldg1 inactive   ——          16    8G

#ldm destroy test-ldg1

#ldm list (will not show test-ldg1 guest domain)

Impot the guest domain using backu xml file  /var/tmp/test-ldg1.xml

#ldm add-domain -i /var/tmp/test-ldg1.xml

Verify the domain details

# ldm list test-ldg1
NAME             STATE      FLAGS   CONS    VCPU  MEMORY   UTIL  UPTIME
test-ldg1 inactive   ——          16    8G

bind the guest domain -> start the domain -> start the OS on guest domain

#ldm add-domain -i /var/tmp/test-ldg1.xml

Status is inactive
test-ldg1 inactive   ——          16    8G

#ldm bind test-ldg1

Status is bound
test-ldg1 bound      ——  5000    16    8G

#ldm start test-ldg1
LDom test-ldg1 started

status is Active
test-ldg1 active     -t—-  5000    16    8G       3.8%  2s

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Author: rajukv

Hadoop(BigData) Architect and Hadoop Security Architect can design and build hadoop system to meet various data science projects.

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