Wiki code for Dual-Booting OpenSolaris with Ubuntu Linux: Preparing & Backing Up Your Hard Drive

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1: = Preparing and Backing Up Your Hard Drive
2: 
3: Keeping a hard drive backup protects you in case of system failure. It is thus important to back up your hard drive regularly, especially when adjusting partitions.
4: 
5: ===== Check Your Disk for Errors
6: 
7: Every thirty times that you restart your computer, Ubuntu runs a file system check to make sure that your hard drive is working consistently. Use the **fsck** command to check your hard drive before installing OpenSolaris.
8: 
9: 1. Click on the **Applications** button from the taskbar, click **Accessories**, and open **Terminal**.
10: The Terminal window opens.
11: 1. Sign in for administrator privileges.
12: **$ sudo**
13: 1. At the prompt, enter your password.
14: 
15: For the remainder of this session, you are designated as an administrator.
16: 
17: 1. Run the **fsck** function.
18: **# fsck**
19: A warning appears, asking you to confirm the **fsck** command
20: 1. Confirm the **fsck** command.
21: **? y**
22: The computer runs the **fsck** command. This takes between a couple of seconds and a couple of hours.
23: 1. Close the Terminal window and restart your computer.
24: 
25: ===== Download g4u Backup Software and Create a Bootable CD
26: 
27: 1. Go to [[http://fbim.fh-regensburg.de/~feyrer/g4u/>>http://fbim.fh-regensburg.de/~feyrer/g4u/]] and download an ISO image file of the g4u program.
28: The ISO file is only about three megabytes large.
29: 1. Place a blank CD in the optical drive, and open CD/DVD Creator.
30: Click **Places** on the taskbar and select **CD/DVD Creator**.
31: 1. Drag the g4u ISO image onto the CD/DVD Creator’s white box.
32: A file icon appears in the white space.
33: 1. Click **Write to Disc**, to the above right of the white box.
34: A window detailing possible actions appears.
35: 1. Click **Create From Image**.
36: Further writing options are presented in a new window.
37: 1. Click **Write.**
38: After a minute or two, the disk is complete.
39: 
40: === Option 1: Copy the Primary Drive to the External Drive.
41: 
42: This process describes how to copy a disk to an external drive. Go to Option 2 to copy a disk to an FTP server.
43: 
44: **Warning**: All data on the external drive will be erased. The two disks must be of similar size and architecture (ie, IDE, SATA, etc.).
45: 
46: 1. Insert the g4u CD and boot the primary computer.
47: The machine loads a kernel from the CD and prints assorted information to the screen. Upon completion of this process, a shell prompt and a list of commands appears.
48: 1. Examine the computer’s available hard drives with the **disks** command.
49: **g4u> disks**
50: Look for disk names like wd0, wd1, or sd0.
51: 1. Identify both the primary drive and the external drive.
52: Write down this information.
53: 1. Copy the primary drive to the external drive with the **copydisk** command. The primary drive is listed first, and the external drive is listed second. Here is an example:
54: **g4u> copydisk wd0 wd1**
55: 1. Verify the backup.
56: Test the external drive to ensure that the backup successfully loaded.
57: 
58: === Option 2: Copy the Primary Drive to an FTP Server
59: 
60: This process describes how to copy a disk to an FTP server. Return to Option 1 to copy the primary drive to the external drive.
61: 
62: ===== Set Up an FTP Server
63: 
64: 1. Create an FTP account named install on a server with enough space to store an image file of the primary system’s hard drive.
65: This is the destination for your backup file, so write down this address.
66: 1. Verify that the primary system can log in to the FTP server via the install account.
67: 
68: ===== Copy the Primary Drive to the FTP Server
69: 
70: 1. Insert the g4u CD and boot the primary computer.
71: The machine loads a kernel from the CD and prints assorted information to the screen. Upon completion of this process, a shell prompt and a list of possible commands appears.
72: 1. Examine the computer’s available hard drives with the **disks** command.
73: 
74: **g4u> disks**
75: 
76: Look for disk names like wd0, wd1, or sd0.
77: 1. Upload the primary machine’s hard drive to the FTP server with the **uploaddisk** command, the address of your FTP server, and an end file name ending with **.gz**. Here is an example:
78: **g4u> uploaddisk your.ftp.server.com computerbackup.gz**
79: 1. Verify the backup.
80: Log in to the FTP server to ensure that the backup successfully loaded.
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