Dell DL1000 User Manual

Also see for DL1000: Owner's manual Deployment guide

Contents

Dell DL1000 User Manual Manual pdf 78 page image

Launching a bare metal restore for a Linux machineYour DL1000 can perform a Bare Metal Restore (BMR) for a Linux machine including rollback of thesystem volume. Using the AppAssure command line utility aamount, roll back to the boot volume baseimage. Before you can perform a BMR for a Linux machine, you first must do the following:• Obtain a BMR Live CD file from AppAssure support, which includes a bootable version of Linux.NOTE: You can also download the Linux Live CD file from the license portal at https://licenseportal.com.• Ensure that there is enough space on the hard drive to create destination partitions on the targetmachine to contain the source volumes. Any destination partition should be at least as large as theoriginal source partition.• Identify the path for the rollback, which is the path for the device file descriptor. To identify the pathfor the device file descriptor, use the fdisk command from a terminal window.NOTE: Before you begin utilizing the AppAssure commands, you can install the screen utility.The screen utility enables you to scroll the screen to view larger amounts of data, such as a listof recovery points.To perform a bare metal restore for a Linux machine:1. Using the Live CD file you receive from AppAssure, boot up the Linux machine and open a Terminalwindow.2. If needed, create a new disk partition, for example, by running the fdisk command as root, andmake this partition bootable by using the a command.3. Run the AppAssure aamount utility as root, for example:sudo aamount4. At the AppAssure mount prompt, enter the following command to list the protected machines:lm5. When prompted, enter the IP address or host name of your AppAssure Core server.6. Enter the logon credentials, that is, the username and password, for this server.A list is displayed showing the machines protected by this AppAssure Core server. It lists themachines found by line item number, host/IP address, and an ID number for the machine (forexample: 293cc667-44b4-48ab-91d8-44bc74252a4f).7. To list the currently mounted recovery points for the machine that you want to restore, enter thefollowing command:lr NOTE: You can also enter the machine ID number in this command instead of the line itemnumber.A list is displayed that shows the base and incremental recovery points for that machine. This listincludes a line item number, date/timestamp, location of volume, size of recovery point, and an IDnumber for the volume that includes a sequence number at the end (forexample: ”293cc667-44b4-48ab-91d8-44bc74252a4f:2”), which identifies the recovery point.8. To select the base image recovery point for rollback, enter the following command:r CAUTION: You must ensure that the system volume is not mounted.78