November 1999
Intermediate to advanced
736 pages
22h 46m
English
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Chapter 4. Free Backup Utilities
Whether you have a small budget or no budget, there are many utilities that are available to help you automate your backups. This chapter provides an overview of the following utilities:
hostdump.sh, a plug-and-play backup script
infback.sh, an Informix backup utility
oraback.sh, an Oracle backup utility
syback.sh, a Sybase backup utility
star, a very fast implementation of tar
SysAudit, a system configuration backup utility
SysInfo, another system configuration backup utility
queso, a program to determine, via a LAN connection, the operating system type of a server
nmap, another network probing tool with a lot of added functionality
Then, we discuss in detail one of the most popular free backup utilities, the Advanced Maryland Automatic Network Disk Archiver, or AMANDA.
The hostdump.sh Utility
As discussed in Chapter 3, the hostdump.sh utility is a plug-and-play backup script that supports more than 20 versions of Unix. The main purpose of hostdump.sh is to get a “quick-and-dirty” backup of a system before doing anything else to it. To use it, simply make sure there’s a volume in the drive, then invoke hostname.sh with a device name and one or more hostnames, and it does the rest. The hostdump.sh utility backs up all the hosts that you list to the device that you specify. It automatically determines the names of all the filesystems, as well as their filesystem types. If it is a filesystem type that supports dump, it calls the appropriate command. ...
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